Charleston
West Virginia, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
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
January, like December, in Charleston, West Virginia, is another cold winter month, with temperature in the range of an average low of 25.3°F (-3.7°C) and an average high of 38.7°F (3.7°C). 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). Weather in January »

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

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

April in Charleston, West Virginia, is a comfortable spring month, with 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 fresh 52.3°F (11.3°C) in March, to a comfortable 64.8°F (18.2°C). Weather in April »

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

The first month of the summer, June, is still a warm month in Charleston, West Virginia, with average temperature fluctuating between 59.7°F (15.4°C) and 82°F (27.8°C). In June, the average high-temperature slightly increases, from a warm 74.8°F (23.8°C) in May, to a still moderately hot 82°F (27.8°C). Weather in June »

July, the same as June, is another warm 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 evaluated at a very hot 96.8°F (36°C). Weather in July »

August, the last month of the summer, in Charleston, is also a moderately hot month, with temperature in the range of an average high of 84.6°F (29.2°C) and an average low of 61.3°F (16.3°C). In Charleston, the average high-temperature is practically the same as in July - a still moderately hot 84.6°F (29.2°C). Weather in August »

September, the first month of the autumn, in Charleston, is also a moderately hot month, with average temperature ranging between min 56.7°F (13.7°C) and max 77.9°F (25.5°C). In Charleston, the average high-temperature slightly decreases, from a warm 84.6°F (29.2°C) in August, to a still moderately hot 77.9°F (25.5°C). Weather in September »

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

The last month of the autumn, November, is another cool month in Charleston, West Virginia, with temperature in the range of an average high of 52.7°F (11.5°C) and an average low of 36.9°F (2.7°C). In November, the average high-temperature decreases, from a comfortable 65.3°F (18.5°C) in October, to a fresh 52.7°F (11.5°C). Weather in November »

December, the first month of the winter, in Charleston, is still a chilly month, with average temperature varying between 32.4°F (0.2°C) and 43.7°F (6.5°C). In December, the average high-temperature decreases, from a fresh 52.7°F (11.5°C) in November, to a chilly 43.7°F (6.5°C). Weather in December »

What is the coldest month in Charleston?

January is the coldest month, 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?

Months with the highest humidity in Charleston are January and February, with an average relative humidity of 82%.

How many days does it rain in Charleston?

Throughout the year, in Charleston, 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.

How much 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 snowiest month in Charleston?

The month with the most snowfall is January when snow falls for 14.1 days and typically aggregates up to 5.51" (140mm) of snow.

What is the month with the least sunshine in Charleston?

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

What are the months with 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.

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.

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

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

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 in Charleston, West Virginia.

When it does not snow in Charleston?

June through September are months without snowfall.

When are the longest days in Charleston?

With an average of 14.8h of daylight, June has the longest days of the year in Charleston.

What is the warmest month in Charleston?

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

What month has the most sunshine in Charleston?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

What is the driest month in Charleston?

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

What is the month with the shortest days in Charleston?

December has the shortest days of the year in Charleston, West Virginia, with an average of 9.5h of daylight.
Average temperature - Charleston, West VA
Average humidity - Charleston, West VA

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

Average rainfall - Charleston, West VA

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

Average rainfall days - Charleston, West VA

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

Average snowfall - Charleston, West VA
Average snowfall days - Charleston, West VA

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

Average daylight / Average sunshine - Charleston, West VA
Average UV index - Charleston, West VA