South Charleston, WV

Climate overview — based on NOAA 1991-2020 normals from CHARLESTON WFO, WV US.

Cfa Humid subtropical climate 7b USDA hardiness Zone 7b

Year-round temperatures (°F)

20° 40° 60° 80° J F M A M J J A S O N D
Avg high Avg low

Climate summary

South Charleston has an annual average temperature of 54.4°F with about 48.2 inches of precipitation per year. The warmest month is July (average high 85.8°F), and the coldest is January (average low 22.9°F). July is typically the wettest month (5.79 in) and October the driest (3.11 in).

Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
42°F
warmest to coldest month
Heating need
4,608
Cooling need
795

Best time to visit South Charleston

Full guide →

Climate change signal

All-time records →

131 of 366 (35.8%) of South Charleston's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1990s
51
2000s
122
2010s
127
2020s
66

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month Avg High Avg Low Avg Temp Precipitation Snow Rainy days
January 42.5°F 22.9°F 32.7°F 3.47 in 15
February 46.3°F 25.1°F 35.7°F 3.27 in 14
March 55.6°F 30.9°F 43.2°F 4.40 in 15
April 68.1°F 41.0°F 54.6°F 4.12 in 14
May 75.8°F 51.1°F 63.5°F 5.19 in 15
June 82.7°F 59.8°F 71.3°F 4.44 in 14
July 85.8°F 63.7°F 74.7°F 5.79 in 13
August 85.0°F 61.9°F 73.4°F 3.69 in 11
September 79.6°F 54.6°F 67.1°F 3.52 in 9
October 68.4°F 42.3°F 55.3°F 3.11 in 11
November 56.7°F 32.3°F 44.5°F 3.14 in 11
December 46.6°F 27.2°F 36.9°F 4.08 in 15

Climate twins of South Charleston

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

Compare South Charleston to another city