Historical weather data, all-time temperature records, and monthly climate averages for Charleston, WV. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Charleston runs mild and unsettled, with an average high of 64° and a better-than-even chance of rain. The date has a 58-degree swing in its history — from a balmy 84° in 1981 down to a bitter 26° in 1962 — so don't put the layers away just yet.
Charleston's weather has real teeth: the city has touched 104° in the summer heat of July 1988 and plunged to -16° during the brutal January cold of 1994 — a 120-degree spread between extremes. The 'Storm of the Century' made its mark here too, dropping 17.1 inches of snow in a single day on March 13, 1993.
Charleston peaks in mid-to-late July, when average highs reach 87°, and bottoms out in mid-January at just 41°. Summer is also the wettest stretch, with mid-July averaging over an inch of precipitation per week. Spring and fall offer the most comfortable conditions, with April and October both averaging highs around 68°.