Charles County Weather in January
Average highs run from 45°F on January 1 to 45°F on January 31, and lows from 26°F to 25°F. Normal precipitation for the month is 3.29 in over about 10 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 44°F
- Average low
- 25°F
- Precipitation
- 3.29 in
- Snowfall
- 5.0 in
- Record high
- 82°FJan 30, 2002
- Record low
- -5°FJan 28, 1961
- Chance of a freeze
- 100%
- Daylight
- 9 h 33 min to 10 h 15 min
- Cloud cover
- 62%
- Humidity
- 82%
- Dew point
- 29°F
- Wind
- 7.6 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 |
|---|---|---|---|---|---|---|
| Jan 1 | 45°F | 26°F | 76°F 2005 | 10°F 2018 | 31% | 5% |
| Jan 2 | 44°F | 26°F | 65°F 1955 | 10°F 1968 | 31% | 5% |
| Jan 3 | 44°F | 26°F | 72°F 2023 | 7°F 2018 | 31% | 5% |
| Jan 4 | 44°F | 26°F | 72°F 1950 | 14°F 2014 | 32% | 5% |
| Jan 5 | 44°F | 26°F | 72°F 1950 | 9°F 2018 | 32% | 5% |
| Jan 6 | 44°F | 25°F | 74°F 1997 | 2°F 2018 | 32% | 5% |
| Jan 7 | 44°F | 25°F | 73°F 2008 | 3°F 2018 | 32% | 6% |
| Jan 8 | 44°F | 25°F | 72°F 2008 | 2°F 1968 | 32% | 6% |
| Jan 9 | 44°F | 25°F | 68°F 2008 | 3°F 1970 | 32% | 6% |
| Jan 10 | 44°F | 25°F | 72°F 1950 | 3°F 1970 | 32% | 6% |
| Jan 11 | 44°F | 25°F | 72°F 1975 | 6°F 1988 | 32% | 6% |
| Jan 12 | 44°F | 25°F | 73°F 2017 | 8°F 1968 | 32% | 6% |
| Jan 13 | 44°F | 25°F | 69°F 1995 | 11°F 1962 | 32% | 6% |
| Jan 14 | 44°F | 25°F | 66°F 1950 | 14°F 1964 | 32% | 6% |
| Jan 15 | 44°F | 25°F | 75°F 1952 | 3°F 1964 | 32% | 7% |
| Jan 16 | 44°F | 25°F | 72°F 1953 | 3°F 1972 | 32% | 7% |
| Jan 17 | 44°F | 25°F | 62°F 1990 | 3°F 2009 | 32% | 7% |
| Jan 18 | 44°F | 25°F | 72°F 1990 | -1°F 1957 | 32% | 7% |
| Jan 19 | 44°F | 24°F | 67°F 1951 | -3°F 1994 | 32% | 7% |
| Jan 20 | 44°F | 24°F | 68°F 1951 | -2°F 1985 | 32% | 7% |
| Jan 21 | 44°F | 24°F | 69°F 1959 | -2°F 1985 | 32% | 7% |
| Jan 22 | 44°F | 24°F | 70°F 1986 | -4°F 1984 | 32% | 7% |
| Jan 23 | 44°F | 24°F | 78°F 1967 | 5°F 1970 | 32% | 7% |
| Jan 24 | 44°F | 24°F | 74°F 1950 | 5°F 2014 | 32% | 7% |
| Jan 25 | 44°F | 24°F | 75°F 1950 | 3°F 1961 | 32% | 8% |
| Jan 26 | 45°F | 24°F | 80°F 1950 | 0°F 1948 | 31% | 8% |
| Jan 27 | 45°F | 24°F | 74°F 1974 | 2°F 1987 | 31% | 8% |
| Jan 28 | 45°F | 24°F | 74°F 1949 | -5°F 1961 | 31% | 8% |
| Jan 29 | 45°F | 24°F | 75°F 1975 | -1°F 1961 | 31% | 8% |
| Jan 30 | 45°F | 24°F | 82°F 2002 | 5°F 2014 | 31% | 8% |
| Jan 31 | 45°F | 25°F | 68°F 2012 | 4°F 1955 | 31% | 8% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:25 AM, sunset 4:58 PM
- January 31
- sunrise 7:14 AM, sunset 5:29 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00185865 (Mechanicsville 5 Ne), public domain. Records: NOAA GHCN-Daily, station USW00013773, 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.