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

September 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 autumn, September, is still a warm month in Charleston, West Virginia, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 77.7°F (25.4°C).

Temperature

In September, the average high-temperature marginally drops, from a moderately hot 84.2°F (29°C) in August, to a still warm 77.7°F (25.4°C). The average low-temperature, in Charleston, is 56.8°F (13.8°C).

Rainfall

In Charleston, West Virginia, in September, during 9.3 rainfall days, 3.3" (82.6mm) of precipitation is typically accumulated. In Charleston, during the entire year, the rain falls for 150.7 days and collects up to 44" (1117.4mm) of precipitation.

Snowfall

In Charleston, it doesn't snow. In October, it regularly snows. Throughout the year, in Charleston, 36.3" (921.9mm) of snow is accumulated.

Daylight

The average length of the day in September is 12.4h.

What is the temperature in September in Charleston?

In September, the average high-temperature is 77.7°F (25.4°C), and the average low-temperature is 56.8°F (13.8°C).

How much does it rain in Charleston in September?

In Charleston, in September, during 9.3 rainfall days, 3.3" (82.6mm) of precipitation is typically accumulated.

Does it snow in Charleston in September?

In Charleston, West Virginia, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Charleston have in September?

In Charleston, West Virginia, the average length of the day in September is 12.4h.
Average temperature in September - Charleston, West VA
  • Average high temperature in September: 77.8°F

The warmest month (with the highest average high temperature) is July (85.2°F).
The month with the lowest average high temperature is January (42.5°F).

  • Average low temperature in September: 56.9°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (26.3°F).

Average rainfall in September - Charleston, West VA
  • Average rainfall in September: 3.3"

The wettest month (with the highest rainfall) is July (4.9").
The driest month (with the lowest rainfall) is October (2.7").

Average rainfall days in September - Charleston, West VA
  • Average rainfall days in September: 9.3 days

The month with the highest number of rainy days is January (15 days).
The month with the lowest number of rainy days is September (9.3 days).

Average snowfall in September - Charleston, West VA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (11.5").
Months with the lowest snowfall are May, June, July, August and September (0").

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

The month with the highest number of snowfall days is January (8.5 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September - Charleston, West VA
  • Average daylight in September: 12.4h

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