Historical Weather Records & Monthly Climate for Summerville, SC

All-Time High
105°F
All-Time Low
6°F
Max Daily Snow
6"
Max Daily Rain
11.5"
Max Snow Depth
8"

Monthly Climate Averages for Summerville, SC

Based on 30 years of historical data (1994 - 2023)

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January51°35°5.3"0.73"
February55°38°5.14"1.31"
March63°44°5.58"0.16"
April72°52°4.7"0
May79°60°4.08"0
June86°68°4.22"0
July88°71°4.74"0
August88°71°3.74"0
September82°65°3.95"0
October73°55°3.37"0
November61°44°4.38"0.06"
December53°38°5.56"0.36"

Historical Weather Extremes for Summerville, SC

Based on 80+ years of archive data (1940 - 2024)

🔥
Longest Heatwave
25 Days
1998
Consecutive days ≥ 90°F
🧊
Deepest Freeze
3 Days
1973
Consecutive days ≤ 32°F
🏜️
Longest Drought
29 Days
2000
Consecutive days w/o rain
Wettest Month
27.24"
June 1973
Most rainfall in one month
Snowiest Month
8"
December 1989
Most snowfall in one month

More Historical Climate Data for Cities in


SC