Climate and monthly weather forecast
Mason, TN

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Weather in January

January, like December, is another chilly winter month in Mason, Tennessee, with an average temperature varying between 45.9°F (7.7°C) and 32.5°F (0.3°C). January brings the lowest temperatures, with an average high of 45.9°F (7.7°C) and an average low of 32.5°F (0.3°C). Weather in January »

Weather in February

The last month of the winter, February, is a cool month in Mason, Tennessee, with an average temperature ranging between max 50.4°F (10.2°C) and min 36.3°F (2.4°C). During February, Mason observes a subtle ascent to a cool 50.4°F (10.2°C) from January's 45.9°F (7.7°C) in the average high-temperature. Weather in February »

Weather in March

March, the first month of the spring in Mason, is a moderate month, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 59.5°F (15.3°C). As March arrives, Mason's weather shows an increase in high-temperatures, moving from February's cool 50.4°F (10.2°C) to a mild 59.5°F (15.3°C). Weather in March »

Weather in April

April is an agreeable spring month in Mason, Tennessee, with an average temperature ranging between min 52.5°F (11.4°C) and max 69.3°F (20.7°C). The onset of April marks an increase in the average high-temperature, moving from a moderate 59.5°F (15.3°C) in March to an agreeable 69.3°F (20.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Mason, Tennessee, with an average temperature fluctuating between 61.7°F (16.5°C) and 77.7°F (25.4°C). Mason's weather in May shows a minor rise in the average high-temperature, moving slightly up from April's pleasant 69.3°F (20.7°C) to a moderately hot 77.7°F (25.4°C). Weather in May »

Weather in June

June, the first month of the summer in Mason, is a hot month, with temperature in the range of an average high of 86.4°F (30.2°C) and an average low of 69.6°F (20.9°C). The onset of June brings a minor temperature shift, with the average high-temperature moving from a moderately hot 77.7°F (25.4°C) in May to a tropical 86.4°F (30.2°C). Weather in June »

Weather in July

July, the same as June, in Mason, Tennessee, is another tropical summer month, with temperature in the range of an average low of 71.2°F (21.8°C) and an average high of 87.4°F (30.8°C). Temperature readings reach their annual highs in July, averaging 87.4°F (30.8°C) and a minimum average of 71.2°F (21.8°C). July's average heat index is computed to be a very hot 102.2°F (39°C). Weather in July »

Weather in August

August, the last month of the summer in Mason, is another tropical month, with an average temperature fluctuating between 69.4°F (20.8°C) and 86.7°F (30.4°C). Mason indicates an average high-temperature of a still tropical 86.7°F (30.4°C) in August, showing minor variation from July's 87.4°F (30.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Mason, Tennessee, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 64°F (17.8°C). The weather during September records an average high-temperature of a moderately hot 82.8°F (28.2°C), closely mirroring the preceding month. Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Mason, Tennessee, with an average temperature fluctuating between 52.9°F (11.6°C) and 71.4°F (21.9°C). In Mason, the beginning of October is marked by a lowered average high-temperature, shifting from September's warm 82.8°F (28.2°C) to an agreeable 71.4°F (21.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Mason, Tennessee, with an average temperature ranging between min 43.2°F (6.2°C) and max 58.3°F (14.6°C). Welcoming November, Mason observes a shift in the average high-temperature, falling from October's agreeable 71.4°F (21.9°C) to a mild 58.3°F (14.6°C). Weather in November »

Weather in December

December, the first month of the winter in Mason, is also a frosty month, with an average temperature ranging between min 37.2°F (2.9°C) and max 49.8°F (9.9°C). With the arrival of December, Mason experiences a modest decline in average high-temperatures, transitioning from a refreshing 58.3°F (14.6°C) in November to a frosty 49.8°F (9.9°C). Weather in December »
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

The month of January, characterized by an average high of 45.9°F (7.7°C) and a low of 32.5°F (0.3°C), is recognized as the coldest.

How many days does it rain?

Throughout the year, there are 130.1 rainfall days, and 16.5" (419mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

In Mason, during the entire year, snow falls for 3.9 days and aggregates up to 1.02" (26mm) of snow.

What is the month with the lowest UV index?

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

When does it snow the most?

The month with the most snowfall is February, when snow falls for 1.5 days and typically aggregates up to 0.47" (12mm) of snow.

What is the month with the least sunshine?

With an average of 4.7h of sunshine, February has the least sunshine of the year.

What is the most humid month in Mason?

With an average relative humidity of 79%, March is the most humid month.

When is Daylight Saving Time (DST) in Mason?

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?

April through October are months without snowfall in Mason.

When are the longest days in Mason?

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

What month has the most sunshine?

With an average of 10.7h of sunshine, June has the most sunshine of the year in Mason.

When is the highest UV index in Mason?

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

What is the hottest time of year?

Mason's July weather, with an average high temperature of 87.4°F (30.8°C) and an average low temperature of 71.2°F (21.8°C), tends to be the warmest of the year.

What is the rainiest month?

The month with the most rainfall is July, when the rain falls for 14.4 days and typically aggregates up to 1.85" (47mm) of precipitation.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 9.7 days and typically collects 0.79" (20mm) of precipitation.

What is the least humid month?

The least humid month is October, with an average relative humidity of 69%.

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
Mason, TN

Average temperature - Mason, TN

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.9°F).

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure
Mason, TN

Average pressure - Mason, TN

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Mason, TN

Average wind speed - Mason, TN

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average rainfall
Mason, TN

Average rainfall - Mason, TN

The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days
Mason, TN

Average rainfall days - Mason, TN

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (7.5 days).

Average snowfall
Mason, TN

Average snowfall - Mason, TN

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Mason, TN

Average snowfall days - Mason, TN

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Mason, TN

Average daylight / Average sunshine - Mason, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days
Mason, TN

Average sunshine days - Mason, TN

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is August (13.7 days).

Average visibility
Mason, TN

Average visibility - Mason, 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).

Mason, Tennessee, USA

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