Climate and monthly weather forecast
Charleston, West VA

The calm Kanawha River in front of Charleston, West Virginia, reflecting the city in its water
The calm Kanawha River in front of Charleston, West Virginia, reflecting the city in its water

Weather in January

January, the same as December, is another cold winter month in Charleston, West Virginia, with temperature in the range of an average high of 38.7°F (3.7°C) and an average low of 25.3°F (-3.7°C). With an average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 25.3°F (-3.7°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Charleston, is a chilly month, with an average temperature fluctuating between 28.8°F (-1.8°C) and 43.3°F (6.3°C). In February, the average high-temperature is relatively the same as in January - a chilly 43.3°F (6.3°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Charleston, West Virginia, with an average temperature varying between 36.3°F (2.4°C) and 52.3°F (11.3°C). In Charleston, the average high-temperature in March rises from a frosty 43.3°F (6.3°C) in February to a cool 52.3°F (11.3°C). Weather in March »

Weather in April

April in Charleston, West Virginia, is an enjoyable spring month, with an average temperature ranging between max 64.8°F (18.2°C) and min 45.3°F (7.4°C). In April, the average high-temperature increases from a cool 52.3°F (11.3°C) in March to a comfortable 64.8°F (18.2°C). Weather in April »

Weather in May

May, the last month of the spring in Charleston, is a warm month, with an average temperature fluctuating between 74.8°F (23.8°C) and 54.1°F (12.3°C). In May, the average high-temperature increases from a comfortable 64.8°F (18.2°C) in April to a moderately hot 74.8°F (23.8°C). Weather in May »

Weather in June

June, the first month of the summer in Charleston, is still a warm month, with an average temperature ranging between min 59.7°F (15.4°C) and max 82°F (27.8°C). In Charleston, the average high-temperature in June marginally rises from 74.8°F (23.8°C) in May to a still warm 82°F (27.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Charleston, West Virginia, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 63.3°F (17.4°C). With an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 63.3°F (17.4°C), July is the warmest month. The average heat index in July is computed to be a very hot 96.8°F (36°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Charleston, West Virginia, with an average temperature fluctuating between 84.6°F (29.2°C) and 61.3°F (16.3°C). In Charleston, West Virginia, the average high-temperature in August is relatively the same as in July - a still warm 84.6°F (29.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Charleston, West Virginia, with an average temperature varying between 56.7°F (13.7°C) and 77.9°F (25.5°C). In September, the average high-temperature marginally drops from a moderately hot 84.6°F (29.2°C) in August to a still warm 77.9°F (25.5°C). Weather in September »

Weather in October

October, like September, in Charleston, West Virginia, is another enjoyable autumn month, with an average temperature varying between 46.9°F (8.3°C) and 65.3°F (18.5°C). In October, the average high-temperature decreases from a moderately hot 77.9°F (25.5°C) in September to a comfortable 65.3°F (18.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Charleston, West Virginia, with an average temperature ranging between max 52.7°F (11.5°C) and min 36.9°F (2.7°C). In November, the average high-temperature drops from a comfortable 65.3°F (18.5°C) in October to a fresh 52.7°F (11.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Charleston, West Virginia, with temperature in the range of an average low of 32.4°F (0.2°C) and an average high of 43.7°F (6.5°C). In December, the average high-temperature decreases from a cool 52.7°F (11.5°C) in November to a chilly 43.7°F (6.5°C). Weather in December »
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FAQ

What is the coldest month in Charleston?

The coldest month is January, with an average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 25.3°F (-3.7°C).

What is the most humid month in Charleston?

January and February, with an average relative humidity of 82%, are most humid months in Charleston, West Virginia.

How much does it rain in Charleston?

Throughout the year, there are 180.4 rainfall days, and 34.06" (865mm) of precipitation is accumulated.

When does it snow in Charleston?

January through May, October through December are months with snowfall.

When does it snow the most in Charleston?

January is the month with the most snowfall in Charleston, West Virginia. Snow falls for 14.1 days and accumulates 5.51" (140mm) of snow.

How many days does it snow in Charleston?

In Charleston, during the entire year, snow falls for 46.8 days and aggregates up to 22.01" (559mm) of snow.

What is the month with the least sunshine in Charleston?

The month with the least sunshine in Charleston is January, with an average of 3.7h of sunshine.

When is the lowest UV index in Charleston?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Charleston, West Virginia.

When is Daylight Saving Time (DST) in Charleston?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month in Charleston?

The month with the most rainfall is May, when the rain falls for 20.1 days and typically aggregates up to 3.94" (100mm) of precipitation.

When is the highest UV index in Charleston?

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

What is the least humid month in Charleston?

June through August and November, with an average relative humidity of 76%, are the least humid months.

When it does not snow in Charleston?

In Charleston, West Virginia, snow does not fall in June through September.

When are the longest days in Charleston?

With an average of 14h and 48min of daylight, June has the longest days of the year in Charleston, West Virginia.

What is the warmest month in Charleston?

With an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 63.3°F (17.4°C), July is the warmest month in Charleston, West Virginia.

What month has the most sunshine in Charleston?

With an average of 10.2h of sunshine, August has the most sunshine of the year in Charleston, West Virginia.

What is the driest month in Charleston?

September is the month with the least rainfall in Charleston, West Virginia. Rain falls for 13.9 days and accumulates 1.81" (46mm) of precipitation.

What is the month with the shortest days in Charleston?

The month with the shortest days in Charleston is December, with an average of 9h and 33min of daylight.

Average temperature
Charleston, West VA

Average temperature - Charleston, West VA

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.7°F).

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure
Charleston, West VA

Average pressure - Charleston, West VA

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

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Average wind speed
Charleston, West VA

Average wind speed - Charleston, West VA

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity
Charleston, West VA

Average humidity - Charleston, West VA

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).

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Average rainfall
Charleston, West VA

Average rainfall - Charleston, West VA

The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days
Charleston, West VA

Average rainfall days - Charleston, West VA

The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (11 days).

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Average snowfall
Charleston, West VA

Average snowfall - Charleston, West VA

The month with the highest snowfall is January (5.51").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Charleston, West VA

Average snowfall days - Charleston, West VA

The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Charleston, West VA

Average daylight / Average sunshine - Charleston, West VA

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 33min).

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days
Charleston, West VA

Average sunshine days - Charleston, West VA

The months with the most sunshine days are October and November (16.5 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index
Charleston, West VA

Average UV index - Charleston, West VA

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
Charleston, West VA

Average visibility - Charleston, West VA

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

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