Climate and monthly weather forecast
Mount Sulphur, TN

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Weather in January

January, the same as December, in Mount Sulphur, Tennessee, is a frosty winter month, with an average temperature ranging between max 44.6°F (7°C) and min 29.5°F (-1.4°C). In Mount Sulphur, January is the coldest month, with temperatures averaging a high of 44.6°F (7°C) and a low of 29.5°F (-1.4°C). Weather in January »

Weather in February

February, the last month of the winter in Mount Sulphur, is another chilly month, with an average temperature varying between 49.5°F (9.7°C) and 33.8°F (1°C). February records an average high-temperature of a still chilly 49.5°F (9.7°C), indicating a minor variation from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Mount Sulphur, is a refreshing month, with an average temperature fluctuating between 40.1°F (4.5°C) and 57.6°F (14.2°C). March showcases a minor temperature ascent, adjusting from February's chilly 49.5°F (9.7°C) to a mild 57.6°F (14.2°C). Weather in March »

Weather in April

April in Mount Sulphur, Tennessee, is a pleasant spring month, with an average temperature ranging between min 47.8°F (8.8°C) and max 68°F (20°C). April sees a rise in the average high-temperature, climbing from a refreshing 57.6°F (14.2°C) in March to a pleasant 68°F (20°C). Weather in April »

Weather in May

May, the last month of the spring in Mount Sulphur, is a moderately hot month, with an average temperature varying between 76.6°F (24.8°C) and 55.9°F (13.3°C). The start of May signals a slight increase in the average high-temperature, moving from a pleasant 68°F (20°C) in April to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Mount Sulphur, Tennessee, with an average temperature varying between 83.8°F (28.8°C) and 62.2°F (16.8°C). The start of June signals a slight increase in the average high-temperature, moving from 76.6°F (24.8°C) in May to a still moderately hot 83.8°F (28.8°C). Weather in June »

Weather in July

July in Mount Sulphur, Tennessee, is a tropical summer month, with temperature in the range of an average high of 86.5°F (30.3°C) and an average low of 65.3°F (18.5°C). In Mount Sulphur, the average temperatures in July are the highest, with a peak at 86.5°F (30.3°C) and a low of 65.3°F (18.5°C). During July, the heat index is calculated to be a sweltering 100.4°F (38°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Mount Sulphur, Tennessee, with an average temperature varying between 85.6°F (29.8°C) and 64°F (17.8°C). August's advent presents an average high-temperature of a warm 85.6°F (29.8°C), indicating a slight variation from the conditions of the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Mount Sulphur, is still a warm month, with an average temperature ranging between min 59.2°F (15.1°C) and max 79.9°F (26.6°C). During the shift to September, Mount Sulphur records a mild decrease in average high-temperature, moving from a moderately hot 85.6°F (29.8°C) in August to a still warm 79.9°F (26.6°C). Weather in September »

Weather in October

October, the same as September, in Mount Sulphur, Tennessee, is another pleasant autumn month, with an average temperature ranging between min 48.7°F (9.3°C) and max 68.2°F (20.1°C). During Mount Sulphur's transition into October, the average high-temperature lessens, moving from a warm 79.9°F (26.6°C) in September to an agreeable 68.2°F (20.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Mount Sulphur, is another refreshing month, with temperature in the range of an average low of 38.8°F (3.8°C) and an average high of 56.3°F (13.5°C). In November, the average high-temperature decreases from a pleasant 68.2°F (20.1°C) in October to a refreshing 56.3°F (13.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Mount Sulphur, Tennessee, with an average temperature ranging between min 34.7°F (1.5°C) and max 48.6°F (9.2°C). December reveals a small adjustment in temperature, transitioning from an average high of a refreshing 56.3°F (13.5°C) in November to a chilly 48.6°F (9.2°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Mount Sulphur?

Mount Sulphur's January weather, marked by an average high temperature of 44.6°F (7°C) and an average low temperature of 29.5°F (-1.4°C), is the coldest in the year.

How much does it rain in Mount Sulphur?

In Mount Sulphur, Tennessee, during the entire year, the rain falls for 176 days and collects up to 40.51" (1029mm) of precipitation.

When does it snow in Mount Sulphur?

January through April, November and December are months with snowfall in Mount Sulphur, Tennessee.

What is the snowiest month in Mount Sulphur?

The month with the most snowfall in Mount Sulphur, Tennessee, is January, when snow falls for 3.8 days and typically aggregates up to 0.98" (25mm) of snow.

How much does it snow in Mount Sulphur?

In Mount Sulphur, Tennessee, during the entire year, snow falls for 11.6 days and aggregates up to 2.91" (74mm) of snow.

What are the months with the lowest UV index in Mount Sulphur?

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

When is Daylight Saving Time (DST) in Mount Sulphur?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Mount Sulphur, 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 Mount Sulphur?

May through October are months without snowfall.

What is the month with the highest UV index in Mount Sulphur?

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

When are the longest days in Mount Sulphur?

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

What month has the most sunshine in Mount Sulphur?

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

What time of the year is the hottest in Mount Sulphur?

July, on average, is the warmest month, registering a high temperature of 86.5°F (30.3°C) and a low of 65.3°F (18.5°C).

What is the rainiest month in Mount Sulphur?

The month with the most rainfall in Mount Sulphur is July, when the rain falls for 19.2 days and typically aggregates up to 4.21" (107mm) of precipitation.

What is the driest month in Mount Sulphur?

The month with the least rainfall is September, when the rain falls for 13.1 days and typically collects 2.52" (64mm) of precipitation.

What are the least humid months in Mount Sulphur?

The months with the lowest humidity are October and November, with an average relative humidity of 76%.

What is the most humid month in Mount Sulphur?

With an average relative humidity of 80%, December is the most humid month.

What is the month with the shortest days in Mount Sulphur?

December has the shortest days of the year in Mount Sulphur, with an average of 9h and 48min of daylight.

What is the month with the least sunshine in Mount Sulphur?

December has the least sunshine of the year in Mount Sulphur, with an average of 4.9h of sunshine.

Average temperature
Mount Sulphur, TN

Average temperature - Mount Sulphur, TN

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (44.6°F).

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure
Mount Sulphur, TN

Average pressure - Mount Sulphur, TN

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed
Mount Sulphur, TN

Average wind speed - Mount Sulphur, TN

The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).

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Average humidity
Mount Sulphur, TN

Average humidity - Mount Sulphur, TN

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall
Mount Sulphur, TN

Average rainfall - Mount Sulphur, TN

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.52").

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Average rainfall days
Mount Sulphur, TN

Average rainfall days - Mount Sulphur, TN

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall
Mount Sulphur, TN

Average snowfall - Mount Sulphur, TN

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Mount Sulphur, TN

Average snowfall days - Mount Sulphur, TN

The month with the highest number of snowfall days is January (3.8 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
Mount Sulphur, TN

Average daylight / Average sunshine - Mount Sulphur, 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 December (Average sunshine: 4h and 54min).

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Average sunshine days
Mount Sulphur, TN

Average sunshine days - Mount Sulphur, TN

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (10 days).

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Average UV index
Mount Sulphur, TN

Average UV index - Mount Sulphur, 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
Mount Sulphur, TN

Average visibility - Mount Sulphur, TN

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

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Mount Sulphur, Tennessee, USA

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