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Contents
- The climate of Roanoke
- The best time to visit Roanoke
- The worst time to visit Roanoke
- Spring weather in Roanoke
- Summer weather in Roanoke
- Autumn weather in Roanoke
- Winter weather in Roanoke
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Stunning dawn in the city of Roanoke, Virginia
The climate of Roanoke
In the heart of the southern United States, Roanoke, Virginia, experiences a Cfa Köppen climate classification, defined as a Humid subtropical zone with no dry season. The humid subtropical climate manifests through an average humidity level of around 75%, persisting throughout the year with minimum differences. In this warmth-loving environment, Roanoke sees abundant rainfall reaching up to 3.31" (84mm) during May. Sunshine days vary from 11.6 days in May to a maximum of 20.9 days in November contributing to diverse weather experiences each month.
Throughout Roanoke, temperatures fluctuate mildly over the course of the year. In the cooler months of January and December, the high temperature averages hover around 41.2°F (5.1°C) to 45.9°F (7.7°C), while the warmer months from June to August see temperatures peak, averaging between 82.2°F (27.9°C) and 86.5°F (30.3°C). Winters observe slightly colder lows making a dip to 26.1°F (-3.3°C) in January. A general observation of Roanoke’s unique weather patterns is the increase in daylight hours from 9.9 in January, peaking at 14.7 in June which slowly decreases to 9.6 in December.
Throughout Roanoke, temperatures fluctuate mildly over the course of the year. In the cooler months of January and December, the high temperature averages hover around 41.2°F (5.1°C) to 45.9°F (7.7°C), while the warmer months from June to August see temperatures peak, averaging between 82.2°F (27.9°C) and 86.5°F (30.3°C). Winters observe slightly colder lows making a dip to 26.1°F (-3.3°C) in January. A general observation of Roanoke’s unique weather patterns is the increase in daylight hours from 9.9 in January, peaking at 14.7 in June which slowly decreases to 9.6 in December.
The best time to visit Roanoke
The optimal time for a visit to Roanoke, Virginia, depends heavily on individual preference. However, those seeking warmer climates would find the period from May to September appealing. The high average temperatures range from 74.5°F (23.6°C) in May to a peak of 86.5°F (30.3°C) in July, gradually dwindling to a comfortable 77.7°F (25.4°C) in September. These balmy months are complemented by a gain in daylight hours, reaching 14.7 hours in June, allowing longer exploration times. Furthermore, these sunny conditions are supported by recorded UV index of 6, pointing towards a good intensity of solar radiation ideal for outdoor activities.
The worst time to visit Roanoke
The months of January and February can be considered less ideal for visitors due to the colder climate conditions. The chilly air sees high temperatures averaging only between 41.2°F (5.1°C) to 45.9°F (7.7°C), and the low temperatures can plunge to 26.1°F (-3.3°C) and 28.8°F (-1.8°C), respectively. Besides, these months experience snowfall averaging 2.64" (67mm) in January and 2.52" (64mm) in February, while daylight hours are fewer, limiting opportunities for outdoor excursions.
Spring weather in Roanoke
Spring in Roanoke, generally from March to May, marks a transition in the weather from cooler to warmer conditions. As the season progresses, average high temperatures steadily climb from 53.8°F (12.1°C) in March to 74.5°F (23.6°C) in May, accompanied by an increase in low temperatures from 35.4°F (1.9°C) to 52.3°F (11.3°C). This period also experiences a rise in daylight hours from 12 hours in March to 14.2 in May, which enhances visibility. Rainfall inches up to its peak for the year at 3.31" (84mm) in May, encouraging the lush greenery of the region.
Summer weather in Roanoke
From June to August, Roanoke experiences summer in its full swing. It is the warmest period in Roanoke with high temperatures soaring to an average of 86.5°F (30.3°C) in July, and low temperatures minimally reaching 58.6°F (14.8°C) in June. Along with this, the city sees the maximum daylight hours at 14.7 in June. Despite these high temperatures, rainfall events remain at an average level with just 1.77" (45mm) falling in July, the driest month in Roanoke.
Autumn weather in Roanoke
The autumn months from September to November in Roanoke bring a decrease in temperature, rainfall, and daylight hours. The high temperatures start at a comfortable 77.7°F (25.4°C) in September, slowly dropping to 53.8°F (12.1°C) in November. The rainfall sees a consistent decline from 1.61" (41mm) in September to 1.85" (47mm) in November. However, Roanoke enjoys ample daylight hours, with 12.4 in September, tapering to 10.2 in November, accompanying the cool, crisp air of autumn.
Winter weather in Roanoke
Winter in Roanoke, spanning from December to February, is characterized by low temperatures and low sun exposure. High temperatures in this season hover between 41.2°F (5.1°C) in December and January to a slight rise to 53.8°F (12.1°C) in February. Low temperatures during this season remain between 26.1°F (-3.3°C) in December and 31.8°F (-0.1°C) in February. This period also witnesses the higher amount of snowfall recorded with 2.64" (67mm) and 2.72" (69mm) in December and January respectively. Visually, the season offers less daylight, with only 9.6 hours in December.
Weather in January
January weather in Roanoke, Virginia brings a night-time low temperature of 26.1°F (-3.3°C) and ushers in the new year with relatively cold conditions compared to the coming months. There is a moderate percentage of cloudy days offering a blend of direct sunlight and restrained sun rays reaching the ground. Weather in January »
Weather in February
The nip in the air persists in February, though the temperature begins to gradually rise, indicating the onset of spring. Roanoke experiences a slight uptick in the number of rainy days compared to January, with February witnessing 2.36" (60mm) of rainfall. Weather in February »
Weather in March
Roanoke begins to witness a drastic weather shift in March as the city transitions from a wintery chill to the mild temperatures of spring. The daylight duration increases significantly, providing an excellent opportunity for outdoor activities and sightseeing. Weather in March »
Weather in April
By the time April arrives, Roanoke has announced the arrival of Spring in full swing. Temperatures are now comfortably set in the mid-60s, fostering lush greenery and the emergence of vibrant flowers across the landscape. The daylight hours further extend, with ample sunshine ideal for picnics and outings in the park. Weather in April »
Weather in May
The gaiety of spring peaks in May as Roanoke braces itself for the coming summer season. With the maximum recorded rainfall of 3.31" (84mm), the city dresses itself in brilliant hues of green, providing a visually satisfying panorama. Weather in May »
Weather in June
Summer takes full force in June, with dryer conditions and temperatures reaching up to 82.2°F (27.9°C). The extended sunshine hours and increased daylight complement the joyous summer mood perfectly. Winds lose their speed gradually, resulting in calm and serene days. Weather in June »
Weather in July
Roanoke witnesses the peak of summer during July with temperatures reaching a high of 86.5°F (30.3°C) amidst extended durations of sunshine. Endless daylight hours coupled with long sunny days make this month ideal for outdoor activities and summer festivities. Weather in July »
Weather in August
August continues the trend set by July as Roanoke beats the heat with temperatures slightly lower, yet staying in the 80s. The city relishes longer daylight durations, reinforcing the summer spirit. With humidity remaining relatively constant as July, the weather stays predictable and experiences less frequent rainfall at 1.97" (50mm). Weather in August »
Weather in September
With the arrival of September comes the beginning of fall in Roanoke. Even though the weather remains warmer with highs reaching 77.7°F (25.4°C), a subtle drop in temperature signifies a shift from the scorching summer towards the cooler autumn. Weather in September »
Weather in October
Roanoke in October is a sight to behold as the city bursts into a mesmerizing palette of fall colors. Though the temperatures cool down to the mid-60s, warmth persists during the daytime. The city experiences a significant decrease in rainfall, clearing the skies for remarkable views of the autumnal landscape. Weather in October »
Weather in November
November turns over a new leaf as Roanoke leaves behind the riot of autumn colors and prepares for winter. Temperatures drop to a chillier 53.8°F (12.1°C), with signs of the impending winter becoming more apparent. The advent of winter can be traced back to the increase in wind speeds this month. Weather in November »
Weather in December
December engulfs Roanoke in the full swing of winter. The temperatures drastically dip to a night-time low of 31.8°F (-0.1°C), marking the return of the chilly climatic conditions. The city gets adorned in a white cloak as snowfall resumes, painting the landscapes into stunning scenes of winter beauty. Weather in December »
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Roanoke?
During the coldest month in Roanoke, January, temperatures average a high of 41.2°F (5.1°C) and a low of 26.1°F (-3.3°C).
How many days does it rain in Roanoke?
In Roanoke, Virginia, during the entire year, the rain falls for 145.5 days and collects up to 25.04" (636mm) of precipitation.
When does it snow in Roanoke?
Months with snowfall in Roanoke are January through April, October through December.
How much does it snow in Roanoke?
In Roanoke, during the entire year, snow falls for 12.9 days and aggregates up to 11.42" (290mm) of snow.
What is the month with the least sunshine in Roanoke?
With an average of 5.4h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index in Roanoke?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Roanoke.
When does it snow the most in Roanoke?
March is the month with the most snowfall in Roanoke. Snow falls for 2.7 days and accumulates 2.76" (70mm) of snow.
When is Daylight Saving Time (DST) in Roanoke?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Roanoke, Virginia, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the most humid months in Roanoke?
The months with the highest humidity in Roanoke, Virginia, are May, September and December, with an average relative humidity of 77%.
What is the wettest month in Roanoke?
May is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.31" (84mm) of precipitation.
When it does not snow in Roanoke?
May through September are months without snowfall in Roanoke, Virginia.
When is the highest UV index in Roanoke?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Roanoke, Virginia.
When are the longest days in Roanoke?
June has the longest days of the year in Roanoke, with an average of 14h and 42min of daylight.
What is the hottest time of year in Roanoke?
July is the month when Roanoke, Virginia, sees the average highest temperatures, with a high of 86.5°F (30.3°C) and a low of 62.6°F (17°C).
What is the least humid month in Roanoke?
The least humid month in Roanoke, Virginia, is July, with an average relative humidity of 72%.
What month has the most sunshine in Roanoke?
The month with the most sunshine in Roanoke, Virginia, is July, with an average of 10.6h of sunshine.
What is the driest month in Roanoke?
The month with the least rainfall is September, when the rain falls for 12.9 days and typically collects 1.61" (41mm) of precipitation.
What is the month with the shortest days in Roanoke?
With an average of 9h and 36min of daylight, December has the shortest days of the year in Roanoke, Virginia.
Average temperature
Roanoke, VA
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (41.2°F).
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure
Roanoke, VA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
29.98"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
30.02"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed
Roanoke, VA
- Average wind speed in January:
6.7mph - Average wind speed in February:
6.8mph - Average wind speed in March:
6.4mph - Average wind speed in April:
6.5mph - Average wind speed in May:
5.3mph - Average wind speed in June:
4.8mph
- Average wind speed in July:
4.2mph - Average wind speed in August:
3.9mph - Average wind speed in September:
4.2mph - Average wind speed in October:
5.2mph - Average wind speed in November:
5.5mph - Average wind speed in December:
5.9mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity
Roanoke, VA
The months with the highest relative humidity are May, September and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall
Roanoke, VA
- Average rainfall in January:
1.85" - Average rainfall in February:
2.36" - Average rainfall in March:
1.81" - Average rainfall in April:
2.36" - Average rainfall in May:
3.31" - Average rainfall in June:
2.17"
- Average rainfall in July:
1.77" - Average rainfall in August:
1.97" - Average rainfall in September:
1.61" - Average rainfall in October:
1.81" - Average rainfall in November:
1.85" - Average rainfall in December:
2.17"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days
Roanoke, VA
- Average rainfall days in January:
9.1 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
14 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
15.5 days - Average rainfall days in September:
12.9 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
7.6 days - Average rainfall days in December:
8.6 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (7.6 days).
Average snowfall
Roanoke, VA
The month with the highest snowfall is March (2.76").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Roanoke, VA
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
3.8 days - Average snowfall days in March:
2.7 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
2.2 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Roanoke, VA
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 5min - Average sunshine in March:
6h and 5min - Average sunshine in April:
9h and 0min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
6h and 0min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days
Roanoke, VA
- Average sunshine days in January:
19.4 days - Average sunshine days in February:
16 days - Average sunshine days in March:
16 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
14.3 days
- Average sunshine days in July:
13.4 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
20.7 days - Average sunshine days in November:
20.9 days - Average sunshine days in December:
20 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is May (11.6 days).
Average UV index
Roanoke, VA
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Roanoke, VA
The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility
Roanoke, VA
The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).
Roanoke, Virginia, USA
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