Climate and monthly weather forecast
Acton, TN

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Weather in January

January, like December, is a frosty winter month in Acton, Tennessee, with an average temperature fluctuating between 47.5°F (8.6°C) and 32.9°F (0.5°C). In Acton, the lowest temperatures are generally noted in January, averaging a high of 47.5°F (8.6°C) and a low of 32.9°F (0.5°C). Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Acton, Tennessee, with an average temperature varying between 52.3°F (11.3°C) and 37°F (2.8°C). Acton's weather in February, with an average high-temperature of a fresh 52.3°F (11.3°C), subtly shifts from January's 47.5°F (8.6°C). Weather in February »

Weather in March

March, the first month of the spring in Acton, is an enjoyable month, with an average temperature varying between 61.2°F (16.2°C) and 43.9°F (6.6°C). Acton observes a slight uplift in the average high-temperature with the onset of March, adjusting from February's fresh 52.3°F (11.3°C) to a refreshing 61.2°F (16.2°C). Weather in March »

Weather in April

April in Acton, Tennessee, is an agreeable spring month, with an average temperature ranging between min 51.8°F (11°C) and max 70.3°F (21.3°C). As April arrives, a rise in the average high-temperature is observed, moving from a comfortable 61.2°F (16.2°C) in March to an agreeable 70.3°F (21.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Acton, Tennessee, with an average temperature ranging between max 79.3°F (26.3°C) and min 60.4°F (15.8°C). May's arrival sees a rise in the average high-temperature, jumping from April's agreeable 70.3°F (21.3°C) to a moderately hot 79.3°F (26.3°C). Weather in May »

Weather in June

June, the first month of the summer in Acton, is a hot month, with temperature in the range of an average high of 87.8°F (31°C) and an average low of 67.6°F (19.8°C). The arrival of June brings a soft temperature shift, with the average high-temperature nudging from a moderately hot 79.3°F (26.3°C) in May to a hot 87.8°F (31°C). Weather in June »

Weather in July

July, like June, is another tropical summer month in Acton, Tennessee, with an average temperature varying between 70.2°F (21.2°C) and 90°F (32.2°C). July is the warmest month of the year, registering average temperatures as high as 90°F (32.2°C) and as low as 70.2°F (21.2°C). In July, the heat index is calculated to be a scorching 109.4°F (43°C). Weather in July »

Weather in August

August, the last month of the summer in Acton, is another hot month, with an average temperature ranging between min 69.3°F (20.7°C) and max 89.2°F (31.8°C). The shift into August records an average high-temperature of a still tropical 89.2°F (31.8°C), subtly varied from July's 90°F (32.2°C). Weather in August »

Weather in September

September, the first month of the autumn in Acton, is also a moderately hot month, with an average temperature varying between 84°F (28.9°C) and 63.7°F (17.6°C). Acton's shift into September sets the average high-temperature at a warm 84°F (28.9°C), a figure that deviates only slightly from August's 89.2°F (31.8°C). Weather in September »

Weather in October

October, the same as September, in Acton, Tennessee, is another pleasant autumn month, with an average temperature varying between 72.3°F (22.4°C) and 52.3°F (11.3°C). The arrival of October signals a shift in temperature, down from a warm 84°F (28.9°C) in September to an agreeable 72.3°F (22.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a moderate month in Acton, Tennessee, with an average temperature fluctuating between 42.4°F (5.8°C) and 59°F (15°C). The onset of November comes with a shift in the average high-temperature, falling from an agreeable 72.3°F (22.4°C) in October to a mild 59°F (15°C). Weather in November »

Weather in December

The first month of the winter, December, is also a fresh month in Acton, Tennessee, with an average temperature fluctuating between 37.8°F (3.2°C) and 50.9°F (10.5°C). In Acton, the average high-temperature in December gently drops from a mild 59°F (15°C) in November to a fresh 50.9°F (10.5°C). Weather in December »
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Acton witnesses the coldest weather in January, with temperatures averaging a high of 47.5°F (8.6°C) and a low of 32.9°F (0.5°C).

How much does it rain?

Throughout the year, there are 166.5 rainfall days, and 37.95" (964mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through March, November and December.

How many days does it snow?

Throughout the year, in Acton, there are 5.9 snowfall days, and 1.61" (41mm) of snow is accumulated.

What is the wettest month?

February is the month with the most rainfall. Rain falls for 13.2 days and accumulates 4.69" (119mm) of precipitation.

What is the snowiest month?

February is the month with the most snowfall in Acton. Snow falls for 2.3 days and accumulates 0.51" (13mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.5h of sunshine.

What is the most humid month?

The months with the highest humidity are March and December, with an average relative humidity of 80%.

When is Daylight Saving Time (DST) in Acton?

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?

In Acton, snow does not fall in April through October.

When are the longest days?

With an average of 14h and 30min of daylight, June has the longest days of the year.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.4h of sunshine.

When is the highest UV index?

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What is the warmest month?

July is the warmest month, with the temperature often reaching an average high of 90°F (32.2°C) and an average low of 70.2°F (21.2°C).

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 2.01" (51mm) of precipitation.

What is the least humid month in Acton?

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

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.

What is the month with the lowest UV index?

With an average maximum UV index of 2, December is the month with the lowest UV index.

Average temperature
Acton, TN

Average temperature - Acton, TN

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (47.5°F).

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

Average pressure
Acton, TN

Average pressure - Acton, TN

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed
Acton, TN

Average wind speed - Acton, TN

The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity
Acton, TN

Average humidity - Acton, TN

The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Acton, TN

Average rainfall - Acton, TN

The wettest month (with the highest rainfall) is February (4.69").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days
Acton, TN

Average rainfall days - Acton, TN

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (10.2 days).

Average snowfall
Acton, TN

Average snowfall - Acton, TN

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Acton, TN

Average snowfall days - Acton, TN

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Acton, TN

Average daylight / Average sunshine - Acton, TN

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days
Acton, TN

Average sunshine days - Acton, TN

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (11.8 days).

Average visibility
Acton, TN

Average visibility - Acton, TN

The months with the highest visibility are February, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and May (5mi).

Acton, Tennessee, USA

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