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

June 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
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).

Temperature

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). In June, in Charleston, the average low-temperature is 59.7°F (15.4°C).

Heat index

The average heat index is appraised at a hot 88°F (31.1°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like activity, wind, metabolic differences, and clothing affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

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

Rainfall

In June, the rain falls for 17.5 days. Throughout June, 3.23" (82mm) of precipitation is accumulated. In Charleston, West Virginia, during the entire year, the rain falls for 180.4 days and collects up to 34.06" (865mm) of precipitation.

Snowfall

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

Daylight

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

Sunshine

The average sunshine in June is 9.9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in June in Charleston?

The average high-temperature, in June, in Charleston, West Virginia, is 82°F (27.8°C), while the average low-temperature is 59.7°F (15.4°C). In June, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that combines relative humidity and air temperature, is evaluated at 88°F (31.1°C).

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.

What is the average humidity in June in Charleston?

The average relative humidity in June in Charleston, West Virginia, is 76%.

How many days does it rain in June in Charleston?

In June, in Charleston, West Virginia, the rain falls for 17.5 days. Throughout June, 3.23" (82mm) of precipitation is accumulated.

Does it snow in Charleston in June?

In June, in Charleston, it doesn't snow. May is the latest month when it typically snows.

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.

What is the average length of the day in June in Charleston?

In Charleston, West Virginia, the average length of the day in June is 14.8h.

How long on average sun shines in June in Charleston?

In Charleston, the average sunshine in June is 9.9h.

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

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

How high is the UV index in June in Charleston?

In Charleston, West Virginia, the average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays.
Average temperature in June - Charleston, West VA
  • Average high temperature in June: 27.8°C

The warmest month (with the highest average high temperature) is July (29.8°C).
The month with the lowest average high temperature is January (3.7°C).

  • Average low temperature in June: 15.4°C

The month with the highest average low temperature is July (17.4°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).

Average humidity in June - Charleston, West VA
  • Average humidity in June: 76%

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 in June - Charleston, West VA
  • Average rainfall in June: 82mm

The wettest month (with the highest rainfall) is May (100mm).
The driest month (with the lowest rainfall) is September (46mm).

Average rainfall days in June - Charleston, West VA
  • Average rainfall days in June: 17.5 days

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 in June - Charleston, West VA
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (140mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in June - Charleston, West VA
  • Average snowfall days in June: 0 days

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 in June / Average sunshine in June - Charleston, West VA
  • Average daylight in June: 14.8h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in June: 9.9h

The month with most sunshine is August (Average sunshine: 10.2h).
The month with least sunshine is January (Average sunshine: 3.7h).

Average UV index in June - Charleston, West VA
  • Average UV index in June: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).