Charleston Weather in March
Average highs run from 34°F on March 1 to 44°F on March 31, and lows from 9°F to 21°F. Normal precipitation for the month is 3.39 in over about 10 wet days.
March day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
March at a glance
- Average high
- 38°F
- Average low
- 15°F
- Precipitation
- 3.39 in
- Snowfall
- 15.1 in
- Record high
- 84°FMar 22, 2012
- Record low
- -16°FMar 2, 2001
- Chance of a freeze
- 100%
- Daylight
- 11 h 10 min to 12 h 44 min
- Cloud cover
- 63%
- Humidity
- 87%
- Dew point
- 24°F
- Wind
- 5.8 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Mar 1 | 34°F | 9°F | 53°F 1974 | -14°F 2015 | 34% | 22% |
| Mar 2 | 34°F | 10°F | 54°F 1991 | -16°F 2001 | 34% | 21% |
| Mar 3 | 34°F | 10°F | 56°F 2020 | -5°F 1980 | 34% | 21% |
| Mar 4 | 35°F | 10°F | 55°F 1974 | -15°F 2011 | 34% | 21% |
| Mar 5 | 35°F | 11°F | 53°F 1999 | -5°F 1987 | 33% | 21% |
| Mar 6 | 35°F | 11°F | 55°F 1974 | -14°F 2015 | 33% | 20% |
| Mar 7 | 36°F | 12°F | 64°F 1974 | -10°F 1989 | 33% | 20% |
| Mar 8 | 36°F | 12°F | 60°F 2026 | -11°F 2007 | 33% | 20% |
| Mar 9 | 36°F | 12°F | 59°F 2016 | -11°F 2007 | 33% | 19% |
| Mar 10 | 36°F | 13°F | 70°F 2026 | -10°F 1972 | 33% | 19% |
| Mar 11 | 37°F | 13°F | 65°F 1977 | -12°F 2005 | 33% | 19% |
| Mar 12 | 37°F | 14°F | 62°F 2012 | -2°F 1964 | 33% | 18% |
| Mar 13 | 37°F | 14°F | 56°F 1996 | -5°F 1993 | 33% | 18% |
| Mar 14 | 38°F | 14°F | 53°F 1996 | -6°F 2014 | 32% | 17% |
| Mar 15 | 38°F | 15°F | 56°F 1996 | 1°F 1968 | 32% | 17% |
| Mar 16 | 38°F | 15°F | 60°F 2010 | 1°F 1956 | 32% | 17% |
| Mar 17 | 39°F | 16°F | 62°F 2010 | 1°F 1967 | 32% | 16% |
| Mar 18 | 39°F | 16°F | 76°F 2012 | -6°F 1967 | 32% | 16% |
| Mar 19 | 39°F | 16°F | 68°F 2012 | -10°F 1993 | 32% | 16% |
| Mar 20 | 39°F | 17°F | 78°F 2012 | 0°F 1993 | 32% | 15% |
| Mar 21 | 40°F | 17°F | 83°F 2012 | 2°F 1986 | 32% | 15% |
| Mar 22 | 40°F | 18°F | 84°F 2012 | 7°F 2013 | 32% | 14% |
| Mar 23 | 40°F | 18°F | 67°F 1953 | 7°F 2004 | 32% | 14% |
| Mar 24 | 41°F | 18°F | 63°F 1987 | 4°F 2014 | 32% | 14% |
| Mar 25 | 41°F | 19°F | 66°F 1987 | 0°F 2014 | 32% | 13% |
| Mar 26 | 42°F | 19°F | 64°F 1986 | 2°F 1960 | 32% | 13% |
| Mar 27 | 42°F | 20°F | 70°F 1993 | 9°F 1975 | 32% | 12% |
| Mar 28 | 42°F | 20°F | 65°F 1989 | 9°F 1974 | 32% | 12% |
| Mar 29 | 43°F | 20°F | 70°F 1981 | 6°F 1974 | 32% | 12% |
| Mar 30 | 43°F | 21°F | 71°F 1977 | 14°F 1954 | 32% | 11% |
| Mar 31 | 44°F | 21°F | 78°F 1998 | 9°F 1969 | 33% | 11% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- March 1
- sunrise 6:14 AM, sunset 5:24 PM
- March 31
- sunrise 6:19 AM, sunset 7:03 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00171975 (Dover-Foxcroft Wwtp), public domain. Records: NOAA GHCN-Daily, station USW00014606, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.