Climate and monthly weather forecast
Swannsylvania, TN

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Weather in January

January, like December, is another chilly winter month in Swannsylvania, Tennessee, with temperature in the range of an average low of 28.6°F (-1.9°C) and an average high of 44.2°F (6.8°C). January, with an average high of 44.2°F (6.8°C) and a low of 28.6°F (-1.9°C), signifies the coldest month of the year. Weather in January »

Weather in February

February, the last month of the winter in Swannsylvania, is also a frosty month, with an average temperature fluctuating between 49.5°F (9.7°C) and 32.5°F (0.3°C). As Swannsylvania welcomes February, the average high-temperature records at a still chilly 49.5°F (9.7°C), marking an insignificant deviation from the prior month. Weather in February »

Weather in March

The first month of the spring, March, is a refreshing month in Swannsylvania, Tennessee, with an average temperature ranging between min 39°F (3.9°C) and max 57.6°F (14.2°C). As Swannsylvania transitions into March, the average high-temperature is observed to slightly rise from a chilly 49.5°F (9.7°C) in February to a moderate 57.6°F (14.2°C). Weather in March »

Weather in April

April in Swannsylvania, Tennessee, is an agreeable spring month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 68.5°F (20.3°C). As Swannsylvania transitions into April, the average high-temperature shows a change, moving from a moderate 57.6°F (14.2°C) in March to a pleasant 68.5°F (20.3°C). Weather in April »

Weather in May

May, the last month of the spring in Swannsylvania, is a moderately hot month, with an average temperature ranging between max 77°F (25°C) and min 54.9°F (12.7°C). The start of May brings a subtle rise in the average high-temperature, moving from an agreeable 68.5°F (20.3°C) in April to a moderately hot 77°F (25°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Swannsylvania, Tennessee, with an average temperature fluctuating between 60.4°F (15.8°C) and 83.8°F (28.8°C). With the onset of June, Swannsylvania observes a minor temperature ascent, with the average high-temperature adjusting from May's 77°F (25°C) to a still warm 83.8°F (28.8°C). Weather in June »

Weather in July

July is a tropical summer month in Swannsylvania, Tennessee, with an average temperature fluctuating between 87.1°F (30.6°C) and 64°F (17.8°C). July stands out as Swannsylvania's warmest month, with temperatures ranging between an average high of 87.1°F (30.6°C) and a low of 64°F (17.8°C). July's heat index is evaluated at a sweltering 98.6°F (37°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Swannsylvania, Tennessee, with an average temperature varying between 62.6°F (17°C) and 86.4°F (30.2°C). The arrival of August sees a recorded average high-temperature of a still tropical 86.4°F (30.2°C), showing little divergence from the previous month's conditions. Weather in August »

Weather in September

September, the first month of the autumn in Swannsylvania, is also a moderately hot month, with an average temperature fluctuating between 80.4°F (26.9°C) and 58.1°F (14.5°C). September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a tropical 86.4°F (30.2°C) in August to a warm 80.4°F (26.9°C). Weather in September »

Weather in October

October, the same as September, in Swannsylvania, Tennessee, is an agreeable autumn month, with an average temperature varying between 68.7°F (20.4°C) and 47.3°F (8.5°C). Swannsylvania's weather in October involves a decrease in the average high-temperature, moving down from September's warm 80.4°F (26.9°C) to a pleasant 68.7°F (20.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another mild month in Swannsylvania, Tennessee, with an average temperature ranging between min 37.8°F (3.2°C) and max 56.5°F (13.6°C). In Swannsylvania, the average high-temperature in November decreases from a pleasant 68.7°F (20.4°C) in October to a moderate 56.5°F (13.6°C). Weather in November »

Weather in December

December, the first month of the winter in Swannsylvania, is also a frosty month, with an average temperature fluctuating between 34.5°F (1.4°C) and 48.7°F (9.3°C). In the transition to December, Swannsylvania observes a minor drop in the average high-temperature, shifting from a refreshing 56.5°F (13.6°C) in November to a frosty 48.7°F (9.3°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Swannsylvania?

In Swannsylvania, Tennessee, the average lowest temperatures are observed in January, with a high of 44.2°F (6.8°C) and a low of 28.6°F (-1.9°C).

How much does it rain in Swannsylvania?

In Swannsylvania, during the entire year, the rain falls for 150.7 days and collects up to 23.5" (597mm) of precipitation.

When does it snow in Swannsylvania?

Months with snowfall are January through April, October through December.

What is the snowiest month in Swannsylvania?

January is the month with the most snowfall. Snow falls for 4.8 days and accumulates 1.46" (37mm) of snow.

How much does it snow in Swannsylvania?

In Swannsylvania, during the entire year, snow falls for 17.2 days and aggregates up to 5.39" (137mm) of snow.

What is the month with the least sunshine in Swannsylvania?

The month with the least sunshine in Swannsylvania is January, with an average of 5.2h of sunshine.

When is the lowest UV index in Swannsylvania?

The months with the lowest UV index in Swannsylvania are January, February and December, with an average maximum UV index of 2.

What is the wettest month in Swannsylvania?

The month with the most rainfall is February, when the rain falls for 11.8 days and typically aggregates up to 2.99" (76mm) of precipitation.

When is Daylight Saving Time (DST) in Swannsylvania?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Swannsylvania, Tennessee, 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.

When it does not snow in Swannsylvania?

In Swannsylvania, Tennessee, snow does not fall in May through September.

What are the months with the highest UV index in Swannsylvania?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

When are the longest days in Swannsylvania?

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 in Swannsylvania?

June and July, with an average of 10.9h of sunshine, are months with the most sunshine.

What is the warmest month in Swannsylvania?

Swannsylvania's July weather, with an average high temperature of 87.1°F (30.6°C) and an average low temperature of 64°F (17.8°C), tends to be the warmest of the year.

What is the least humid month in Swannsylvania?

August is the least humid month, with an average relative humidity of 72%.

What is the driest month in Swannsylvania?

September is the month with the least rainfall in Swannsylvania, Tennessee. Rain falls for 11.2 days and accumulates 1.22" (31mm) of precipitation.

What is the most humid month in Swannsylvania?

The most humid month in Swannsylvania, Tennessee, is December, with an average relative humidity of 79%.

What is the month with the shortest days in Swannsylvania?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

Average temperature
Swannsylvania, TN

Average temperature - Swannsylvania, TN

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (44.2°F).

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

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Average pressure
Swannsylvania, TN

Average pressure - Swannsylvania, TN

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed
Swannsylvania, TN

Average wind speed - Swannsylvania, TN

The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity
Swannsylvania, TN

Average humidity - Swannsylvania, TN

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall
Swannsylvania, TN

Average rainfall - Swannsylvania, TN

The wettest month (with the highest rainfall) is February (2.99").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days
Swannsylvania, TN

Average rainfall days - Swannsylvania, TN

The months with the highest number of rainy days are May and July (15.3 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall
Swannsylvania, TN

Average snowfall - Swannsylvania, TN

The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Swannsylvania, TN

Average snowfall days - Swannsylvania, TN

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Swannsylvania, TN

Average daylight / Average sunshine - Swannsylvania, TN

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).

The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days
Swannsylvania, TN

Average sunshine days - Swannsylvania, TN

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is July (12.3 days).

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Average UV index
Swannsylvania, TN

Average UV index - Swannsylvania, 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 January, February and December (UV index 2).

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Average visibility
Swannsylvania, TN

Average visibility - Swannsylvania, 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).

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Swannsylvania, Tennessee, USA

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