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Contents
- The climate of Smyrna
- The best time to visit Smyrna
- The worst time to visit Smyrna
- Spring weather in Smyrna
- Summer weather in Smyrna
- Autumn weather in Smyrna
- Winter weather in Smyrna
- 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 Smyrna
Smyrna, Tennessee, sitting in the eastern part of the United States, experiences a Humid subtropical climate, denoted as Cfa by the Köppen climate classification which means there is no dry season. This climate classification is marked by mild winters, hot summers and rainfall well-distributed throughout the year.
From January to December, the average temperatures, both high and low, represent a clear seasonal trend with a noticeable rise from 45.1°F (7.3°C) (high) and 30.7°F (-0.7°C) (low) in January, peaking in July with 88.7°F (31.5°C) (high) and 69.4°F (20.8°C) (low), before subsiding toward the end of the year. Humidity levels remain fairly constant, oscillating marginally between 73% to 78% over the course of the year.
Concerning rainfall, Smyrna receives a measurement ranging from 1.38" (35mm) to 3.19" (81mm) per month, with July experiencing the maximum precipitation. The average number of days with rainfall varies between 7.7 and 17.3 days, the maximum again noticed in July. Given these parameters, it can be concluded that the weather in Smyrna is considerably humid and wet throughout the year.
Interestingly, despite this humidity, the months do not lack sunshine. Daylight hours increase from a low of 10 hours in January to a high of 14.6 hours in June, before gradually decreasing. Correspondingly, the average sunshine hours also follow a similar trend, peaking in June at 10.3 hours. Therefore, sunny skies prevail for a generous portion of the day during a significant part of the year.
From January to December, the average temperatures, both high and low, represent a clear seasonal trend with a noticeable rise from 45.1°F (7.3°C) (high) and 30.7°F (-0.7°C) (low) in January, peaking in July with 88.7°F (31.5°C) (high) and 69.4°F (20.8°C) (low), before subsiding toward the end of the year. Humidity levels remain fairly constant, oscillating marginally between 73% to 78% over the course of the year.
Concerning rainfall, Smyrna receives a measurement ranging from 1.38" (35mm) to 3.19" (81mm) per month, with July experiencing the maximum precipitation. The average number of days with rainfall varies between 7.7 and 17.3 days, the maximum again noticed in July. Given these parameters, it can be concluded that the weather in Smyrna is considerably humid and wet throughout the year.
Interestingly, despite this humidity, the months do not lack sunshine. Daylight hours increase from a low of 10 hours in January to a high of 14.6 hours in June, before gradually decreasing. Correspondingly, the average sunshine hours also follow a similar trend, peaking in June at 10.3 hours. Therefore, sunny skies prevail for a generous portion of the day during a significant part of the year.
The best time to visit Smyrna
Given the climate characteristics, the best time to visit Smyrna will depend largely on the visitor's weather preference. For those who desire warm weather, but not scorching heat, the months from April to June would be ideal. Temperatures during this period range from 69.8°F (21°C) to 86.5°F (30.3°C) (highs) and 50.5°F (10.3°C) to 66°F (18.9°C) (lows), ensuring comfortable weather. Despite a higher rainfall average between 1.85" (47mm) and 2.48" (63mm), the number of sunshine hours becomes significantly longer during this period, making for pleasant days.
The worst time to visit Smyrna
On the contrary, the period from November to February might be less inviting to some visitors owing to lower temperatures. During these months, high temperatures range from 45.1°F (7.3°C) to 57.7°F (14.3°C) and lows plummet to between 30.7°F (-0.7°C) and 40.8°F (4.9°C). While rainfall is moderate, the number of sunshine hours dwindle, leading to shorter days and colder weather, which might be off-putting to some.
Spring weather in Smyrna
From March to May, the spring weather in Smyrna is marked by inviting warmth. The temperatures climb steadily from 59.2°F (15.1°C) to 78.3°F (25.7°C) (highs) and 42.1°F (5.6°C) to 59°F (15°C) (lows), making for comfortable days and cool nights. Rainfall varies between 1.5" (38mm) and 2.32" (59mm), while the number of sunshine hours increase from 5.7 to 9.3 hours.
Summer weather in Smyrna
The summer months (June to August) bring heat, with high temperatures hovering around 86.5°F (30.3°C) to 88.7°F (31.5°C) and lows registering between 66°F (18.9°C) and 69.4°F (20.8°C). Rainfall reaches its peak in July at 3.19" (81mm) and sunshine hours are at their maximum, reaching up to 10.3 hours in June and July.
Autumn weather in Smyrna
Smyrna’s autumn months (September to November) provide moderate warmth with temperatures declining from 81.9℉ to 57.7℉ (highs) and 62.6℉ to 40.8℉ (lows). Rainfall decreases as autumn progresses with November experiencing an average of 1.38. Simultaneously, the sunshine hours reduce from 8.4 to 5.7 hours.
Winter weather in Smyrna
During the winter months of December to February, Smyrna experiences lower temperatures with highs fluctuating between 45.1°F (7.3°C) and 49.3°F (9.6°C) and lows ranging from 30.7°F (-0.7°C) to 36.1°F (2.3°C). Despite these lower temperatures, rainfall during this period is moderate, falling between 1.85 to 1.97" (50mm). Simultaneously, the number of sunshine hours decrease to 4.5, suggesting shorter and darker winter days.
Weather in January
Smyrna, Tennessee starts off the year wrapped in a winter chill, with thick clouds gracing the sky a notable 52% of the time. Light winds, around 7.7mph (12.4km/h), can make the cold a touch brisker, while the chance of snow is ever-present, reaching 0.71" (18mm) in accumulation. Weather in January »
Weather in February
February sees a remarkably swift shift in Smyrna's weather, with temperatures noticeably different from January. The small increase in daylight hours help the sun chip away at the snow and ice accumulated during the winter frost, generating a warmer but still significantly chilly climate. Weather in February »
Weather in March
Spring begins to make its presence known in Smyrna during March, as the below freezing temperatures of winter give way to milder weather. The sun asserts itself in the climate equation, with longer daylight hours and more sunshine setting the stage for a gradual transformation. Weather in March »
Weather in April
April in Smyrna, Tennessee unfolds with an air of optimism, featuring a recognizable leap in temperatures signaling the herald of spring in its full glory. Wispy clouds dance high in the sky, with the sun shining bright for up to 8.8 sunshine hours on good days. Weather in April »
Weather in May
May signifies the onset of summer in Smyrna, which shows in a notable increase in average daily temperatures, making it a pleasant reprieve from the previous month's chill. Meanwhile, the negligible snowfall levels turn the town's weather predictably sunny, with bright, sunny days becoming the norm rather than the exception. Weather in May »
Weather in June
June initiates the full-blown summer season in Smyrna, Tennessee. The town basks under the warmth of the summer sun, replete with blue skies, warmer temperatures, and relatively low rainfall. Exceptional heatwaves are infrequent, the area more so experiences a steady level of warmth throughout the daylight hours, with temperatures reaching up to 86.5°F (30.3°C). Weather in June »
Weather in July
Smyrna, Tennessee embraces July with the highest temperatures of the year. The sun blazes strongly overhead, with temperatures often rising to a scorching 88.7°F (31.5°C). Replete with long, hot days and short, warm nights, it’s the quintessential summer experience. Weather in July »
Weather in August
Weather-wise, August follows July's example, maintaining the peak summer heat but with slightly shorter days. As the sun’s trajectory begins to lower, the town experiences a gradual, almost imperceptible decline in temperatures. Weather in August »
Weather in September
September in Smyrna, Tennessee carries a hint of nostalgia for the passing summer, and anticipation for the impending fall. An invisible line separates the sweltering heat of August and the more temperate September, with the later month leading the transition from summer to fall. Weather in September »
Weather in October
October introduces Smyrna, Tennessee to the heart of autumn season. It is a time of transition, with temperatures descending rapidly from a balmy 70°F (21.1°C) to a cooler 50°F (10°C), paving the way for winter. The colors of Smyrna morph from the sunny hues of early fall to the more rustic shades of deep autumn. Weather in October »
Weather in November
The arrival of November paints Smyrna, Tennessee in a palette of late fall colors, with shades of gold, brown, and red dominating the landscape. A stark contrast to the bright, sunny days of the previous months, the atmosphere is considerably cooler and the days, considerably shorter. Weather in November »
Weather in December
Winter takes center stage in December in Smyrna, Tennessee, settling down with a blanket of cold. As the month progresses, temperatures dip lower, culminating in a chilly end to the year. The skies often mirror these changes, going from scattered clouds to a denser covering as the days pass. Weather in December »
Updated: Aug 15, 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 month is the coldest?
January is the month that records the lowest temperatures, with averages ranging from a high of 45.1°F (7.3°C) to a low of 30.7°F (-0.7°C).
How many days does it rain?
Throughout the year, there are 150.1 rainfall days, and 24.41" (620mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, November and December.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 3.5 days and typically aggregates up to 0.71" (18mm) of snow.
How many days does it snow?
Throughout the year, there are 12.1 snowfall days, and 2.24" (57mm) of snow is accumulated.
What is the month with the least sunshine?
February has the least sunshine of the year, with an average of 4.4h of sunshine.
When is the lowest UV index?
February and December, with an average maximum UV index of 2, are months with the lowest UV index.
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.
When it does not snow?
May through October are months without snowfall.
What are the months with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
What are the least humid months?
The months with the lowest humidity are June, August and October, with an average relative humidity of 73%.
When are the longest days in Smyrna?
With an average of 14h and 36min of daylight, June has the longest days of the year.
What is the month with the most sunshine?
June and July, with an average of 10.3h of sunshine, are months with the most sunshine.
What are the warmest months?
Temperature records mark July as the warmest month, with highs averaging 88.7°F (31.5°C) and lows at 69.4°F (20.8°C).
What is the rainiest month?
The month with the most rainfall is July, when the rain falls for 17.3 days and typically aggregates up to 3.19" (81mm) of precipitation.
What is the driest month in Smyrna?
November is the month with the least rainfall in Smyrna. Rain falls for 7.7 days and accumulates 1.38" (35mm) of precipitation.
What is the most humid month?
With an average relative humidity of 78%, December is the most humid month.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 48min of daylight.
Average temperature
Smyrna, TN
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure
Smyrna, TN
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.16"Hg - Average pressure in December:
30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed
Smyrna, TN
- Average wind speed in January:
7.7mph - Average wind speed in February:
8mph - Average wind speed in March:
7.7mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.1mph - Average wind speed in June:
5.2mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.8mph - Average wind speed in October:
6.2mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.3mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity
Smyrna, TN
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).
Average rainfall
Smyrna, TN
- Average rainfall in January:
1.97" - Average rainfall in February:
2.32" - Average rainfall in March:
1.5" - Average rainfall in April:
2.32" - Average rainfall in May:
1.85" - Average rainfall in June:
2.48"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days
Smyrna, TN
- Average rainfall days in January:
10 days - Average rainfall days in February:
10.9 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
12.5 days - Average rainfall days in May:
14.9 days - Average rainfall days in June:
15.1 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
16.4 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
9.6 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
11.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall
Smyrna, TN
The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Smyrna, TN
- Average snowfall days in January:
3.5 days - Average snowfall days in February:
3.1 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.3 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:
0.8 days - Average snowfall days in December:
2.5 days
The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Smyrna, TN
- Average daylight in January:
10h and 0min - 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 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January:
4h and 3min - Average sunshine in February:
4h and 2min - Average sunshine in March:
5h and 4min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 2min - Average sunshine in October:
6h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days
Smyrna, TN
- Average sunshine days in January:
17.5 days - Average sunshine days in February:
14.1 days - Average sunshine days in March:
15.6 days - Average sunshine days in April:
14.5 days - Average sunshine days in May:
14 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
12.5 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
18.8 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
17.1 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index
Smyrna, TN
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover
Smyrna, TN
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility
Smyrna, TN
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).
Smyrna, Tennessee, USA
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