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Contents
- The climate of Greenville
- The best time to visit Greenville
- The worst time to visit Greenville
- Spring weather in Greenville
- Summer weather in Greenville
- Autumn weather in Greenville
- Winter weather in Greenville
- 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
The climate of Greenville
Positioned within the state of Mississippi, USA, Greenville experiences a predominately Humid subtropical climate, as classified by Köppen. This means the weather typically stays relatively warm throughout the year with no exact dry season. There's a distinguished summer season, characterized by warm to hot temperatures, and a mild winter season.
Throughout the year, a slight shift is observed in Greenville's weather patterns. The temperature range attests to this shift, with monthly average highs fluctuating from 51.4°F (10.8°C) to 90.3°F (32.4°C) and lows oscillating between 37.6°F (3.1°C) to 73.6°F (23.1°C). Humidity, concurrently, ranges between 71% and 78% across the year. These variations, while not extreme, significantly influence the area's weather experience.
Alongside temperature and humidity, rain contributes significantly to Greenville's subtropical profile. Rainfall averages are distributed fairly evenly from month to month, with a range from 0.71" (18mm) to 1.97" (50mm). However, the number of rainfall days diverges, peaking drastically in July with an average of 15.4 days.
Greenville doesn't observe any snowfall but for negligible amounts in January and February, with 0.04" (1mm) and 0.12" (3mm) successively. As for the daylight hours, they extend from 10 hours a day to a maximum of 14.3 hours in summer. The sunshine hours have a similar pattern, reaching up to 10.7 hours a day in June.
Throughout the year, a slight shift is observed in Greenville's weather patterns. The temperature range attests to this shift, with monthly average highs fluctuating from 51.4°F (10.8°C) to 90.3°F (32.4°C) and lows oscillating between 37.6°F (3.1°C) to 73.6°F (23.1°C). Humidity, concurrently, ranges between 71% and 78% across the year. These variations, while not extreme, significantly influence the area's weather experience.
Alongside temperature and humidity, rain contributes significantly to Greenville's subtropical profile. Rainfall averages are distributed fairly evenly from month to month, with a range from 0.71" (18mm) to 1.97" (50mm). However, the number of rainfall days diverges, peaking drastically in July with an average of 15.4 days.
Greenville doesn't observe any snowfall but for negligible amounts in January and February, with 0.04" (1mm) and 0.12" (3mm) successively. As for the daylight hours, they extend from 10 hours a day to a maximum of 14.3 hours in summer. The sunshine hours have a similar pattern, reaching up to 10.7 hours a day in June.
The best time to visit Greenville
To choose an ideal time to visit Greenville, depends largely on personal preference. If one appreciates warm weather and ample sunshine, May through August offer such conditions. During these months, average high temperatures range from 73°F (22.8°C) in May, up to a peak of 90.3°F (32.4°C) in July and 76.7°F (24.8°C) in August. These months also boast longer daylight hours, with roughly 14 hours from May to July, and about 13.4 hours in August.
The worst time to visit Greenville
Again, the "worst" time to visit largely hinges on personal preference and tolerance for various weather conditions. However, if one prefers milder temperatures and fewer rainfall days, the period from November to February might be less desirable. During these months, temperatures see an average high of 54.5°F (12.5°C) to 62.1°F (16.7°C) and an average low from 37.6°F (3.1°C) to 47.1°F (8.4°C). Also, November sees a sharp increase in rainfall days to approximately 7.1 from the previous fewer days.
Spring weather in Greenville
In Greenville, spring spans March through May. During this time, daily average high temperatures rapidly increase, beginning from a comfortable 64°F (17.8°C) in March to a warmer 81.9°F (27.7°C) by May. The night-time temperatures also see a considerable increase, rising from an average low of 48.7°F (9.3°C) in March to 65.1°F (18.4°C) in May. On average, spring months enjoy about 12 to 13.9 daylight hours and about 6.7 to 9.7 sunshine hours.
Summer weather in Greenville
Summer in Greenville, from June through August, can be quite warm with average high temperatures between 81.9°F (27.7°C) and 90.3°F (32.4°C). Average low temperatures also register a hike, ranging from 72.1°F (22.3°C) to 73.6°F (23.1°C). These months witness the longest daylight hours, from 14.1 to 14.3 hours, accompanied by plenty of sunshine, 9.7 to 10.7 hours on average.
Autumn weather in Greenville
Autumn, extending from September to November, ushers in greater relief with average high temperatures retracing from 86.2°F (30.1°C) in September to a cooler 62.1°F (16.7°C) in November. Concurrently, average low temperatures transition from a relatively warm 67.3°F (19.6°C) in September to 47.1°F (8.4°C) in November. Autumn offers less daylight with approximately 10.4 to 12.4 daylight hours and 5.6 to 9.9 sunshine hours.
Winter weather in Greenville
Winter, occurring from December through February, is the mildest season in Greenville. During this period, average high temperatures range from 51.4°F (10.8°C) to 55.6°F (13.1°C) while the average lows oscillate from 37.6°F (3.1°C) to 41.5°F (5.3°C). Despite the cooler temperatures, the amount of daylight remains relatively stable, ranging between 10 to 11 hours along with 4.7 to 5.1 hours of sunshine.
Weather in January
In Greenville, Mississippi, January offers a cooler reprieve following the warmth of December. Winter makes its presence most felt here, with temperatures from 37.6°F (3.1°C) ascending only as high as 51.4°F (10.8°C). Moisture is carried in from the cooler air, leading to frequent light showers. Weather in January »
Weather in February
February brings a slight elevation in both temperatures and rainfall in Greenville, Mississippi. The temperature band rises, peaking at 55.6°F (13.1°C). Still within the grip of winter, this month also records a slight increase in snowfall amounting to 0.12" (3mm). Weather in February »
Weather in March
Moving into March, Greenville experiences the emergence of spring along with a noticeable increase in temperatures. Rainfall accumulates around 1.54" (39mm), maintaining the lush greenery. The warming trend continues until the setting of dusk, at which point the cooler temperatures of 48.7°F (9.3°C) are experienced. Weather in March »
Weather in April
April spells the beginning of true warmth in Greenville with even higher temperatures. A substantial leap in daily sunshine hours paints a clear picture of the sunny days ahead. The air pressure drops to a subtle 29.98" (761mm), acting as a precursor for the changing seasons. Weather in April »
Weather in May
With the advent of May in Greenville, Mississippi, the weather can be expected to remain bright and dry. The warming trend reaches significant peaks - up to 81.9°F (27.7°C). This rise in temperature coincides with a reduction in humidity, falling to 73%. Weather in May »
Weather in June
June witnesses the onset of summer in Greenville. A consistent rise in temperature marks this month's weather, peaking at 89.4°F (31.9°C). Rainfall also witnesses a slight decrease, influencing the prevailing dry conditions. As the skies remain clear for a larger part of the day, UV index rises to 7, making protective measures necessary during peak sunshine hours. Weather in June »
Weather in July
Midsummer in Greenville arrives with July boasting maximum temperatures of almost 90.3°F (32.4°C) in the day. With the humidity peaking at 74%, afternoons can feel especially heavy. Yet, the average daylight hours being at the highest of 14.1 hours provide ample time for activities. Weather in July »
Weather in August
August in Greenville, Mississippi, delivers summer in full swing with a high UV index rating of 7. Despite the continuing high temperatures, evenings witness a slight dip. The slight decrease in daylight hours signals the slow transition towards fall. Weather in August »
Weather in September
Greenville's respite from the peak of summer arrives with September. Temperatures start to retreat, providing a welcome relief from the enduring summer heat. The rainfall is at its yearly minimum, with a total of 0.71" (18mm) throughout the month. Weather in September »
Weather in October
October marks the full arrival of autumn in Greenville. The significant reduction in temperature allows for milder conditions during day and cooler nights. Simultaneous decreases in daylight, sunshine hours, and overall UV index further imply the departure of summer. Weather in October »
Weather in November
November in Greenville means a continued descent towards the chill of winter. The average UV index dips further to a yearly low value of 3. Drizzly showers garnished with mild winds are a common phenomenon during these fall months. Weather in November »
Weather in December
Greenville closes the year with December, featuring temperatures not straying far from 54.5°F (12.5°C) during the day. The return of higher humidity levels, reaching 78%, foretell the imminent arrival of the cooler winter days. Weather in December »
Updated: Aug 21, 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 are the coldest months?
The coldest month is January, with an average high-temperature of 51.4°F (10.8°C) and an average low-temperature of 37.6°F (3.1°C).
How many days does it rain?
In Greenville, during the entire year, the rain falls for 122.3 days and collects up to 17.64" (448mm) of precipitation.
When does it snow?
January and February are months with snowfall.
How much does it snow?
Throughout the year, in Greenville, there are 2.1 snowfall days, and 0.16" (4mm) of snow is accumulated.
When is the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 3.
What is the most humid month in Greenville?
February, March and December, with an average relative humidity of 78%, are most humid months.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 0.8 days and accumulates 0.12" (3mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.7h of sunshine.
When it does not snow?
March through December are months without snowfall in Greenville.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the rainiest month?
April is the month with the most rainfall. Rain falls for 10.8 days and accumulates 1.97" (50mm) of precipitation.
When are the longest days?
June has the longest days of the year, with an average of 14h and 18min of daylight.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 10.7h of sunshine.
What is the month with the highest UV index?
The months with the highest UV index in Greenville are June through August, with an average maximum UV index of 7.
What part of the year is the hottest?
Greenville's warmest weather arrives in July, when temperatures average a high of 90.3°F (32.4°C) and a low of 73.6°F (23.1°C).
What is the driest month?
September is the month with the least rainfall. Rain falls for 9.6 days and accumulates 0.71" (18mm) of precipitation.
What is the least humid month?
The least humid month is October, with an average relative humidity of 66%.
What is the month with the shortest days?
With an average of 10h and 0min of daylight, December has the shortest days of the year.
Average temperature
Greenville, MS
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (51.4°F).
The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure
Greenville, MS
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Greenville, MS
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.2mph - Average wind speed in April:
8.9mph - Average wind speed in May:
7.5mph - Average wind speed in June:
6.4mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.5mph - Average wind speed in September:
5.9mph - Average wind speed in October:
7.5mph - Average wind speed in November:
8.3mph - Average wind speed in December:
8.9mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Greenville, MS
The months with the highest relative humidity are February, March and December (78%).
The month with the lowest relative humidity is October (66%).
Average rainfall
Greenville, MS
- Average rainfall in January:
1.38" - Average rainfall in February:
1.57" - Average rainfall in March:
1.54" - Average rainfall in April:
1.97" - Average rainfall in May:
1.57" - Average rainfall in June:
1.38"
- Average rainfall in July:
1.69" - Average rainfall in August:
1.54" - Average rainfall in September:
0.71" - Average rainfall in October:
1.65" - Average rainfall in November:
1.06" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is April (1.97").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days
Greenville, MS
- Average rainfall days in January:
8.2 days - Average rainfall days in February:
8.3 days - Average rainfall days in March:
11.8 days - Average rainfall days in April:
10.8 days - Average rainfall days in May:
11.8 days - Average rainfall days in June:
10.6 days
- Average rainfall days in July:
15.4 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
9.6 days - Average rainfall days in October:
7 days - Average rainfall days in November:
7.1 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is October (7 days).
Average snowfall
Greenville, MS
The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Greenville, MS
- Average snowfall days in January:
0.6 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0.2 days - Average snowfall days in April:
0 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 days - Average snowfall days in November:
0.2 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Greenville, MS
- Average daylight in January:
10h and 1min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 4min - Average sunshine in April:
9h and 1min - Average sunshine in May:
9h and 4min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 5min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days
Greenville, MS
- Average sunshine days in January:
20.8 days - Average sunshine days in February:
17.4 days - Average sunshine days in March:
17.8 days - Average sunshine days in April:
17.5 days - Average sunshine days in May:
17.8 days - Average sunshine days in June:
17.3 days
- Average sunshine days in July:
13.9 days - Average sunshine days in August:
14.8 days - Average sunshine days in September:
18.1 days - Average sunshine days in October:
22.9 days - Average sunshine days in November:
21.4 days - Average sunshine days in December:
20.1 days
The month with the most sunshine days is October (22.9 days).
The month with the least sunshine days is July (13.9 days).
Average UV index
Greenville, MS
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover
Greenville, MS
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility
Greenville, MS
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Greenville, Mississippi, USA
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