Jefferson Weather in January
Average highs run from 44°F on January 1 to 44°F on January 31, and lows from 23°F to 22°F. Normal precipitation for the month is 3.91 in over about 7 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
- 43°F
- Average low
- 22°F
- Precipitation
- 3.91 in
- Snowfall
- 4.3 in
- Record high
- 74°FJan 10, 1937
- Record low
- -15°FJan 10, 1970
- Chance of a freeze
- 100%
- Daylight
- 9 h 44 min to 10 h 23 min
- Cloud cover
- 66%
- Humidity
- 83%
- Dew point
- 27°F
- Wind
- 6.3 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 | 44°F | 23°F | 64°F 1916 | -2°F 2018 | 25% | 3% |
| Jan 2 | 44°F | 23°F | 69°F 2022 | 0°F 1998 | 25% | 3% |
| Jan 3 | 44°F | 23°F | 65°F 2023 | -2°F 1979 | 25% | 3% |
| Jan 4 | 44°F | 23°F | 69°F 2004 | -3°F 2001 | 25% | 3% |
| Jan 5 | 44°F | 22°F | 68°F 2004 | -1°F 1981 | 25% | 3% |
| Jan 6 | 43°F | 22°F | 64°F 1998 | -9°F 1924 | 25% | 3% |
| Jan 7 | 43°F | 22°F | 69°F 1913 | -6°F 2014 | 25% | 3% |
| Jan 8 | 43°F | 22°F | 66°F 1937 | -6°F 1970 | 25% | 3% |
| Jan 9 | 43°F | 22°F | 71°F 1937 | -8°F 1970 | 25% | 3% |
| Jan 10 | 43°F | 22°F | 74°F 1937 | -15°F 1970 | 25% | 3% |
| Jan 11 | 43°F | 22°F | 64°F 1913 | -13°F 1988 | 25% | 3% |
| Jan 12 | 43°F | 22°F | 64°F 1913 | -5°F 1988 | 25% | 3% |
| Jan 13 | 43°F | 22°F | 70°F 2013 | -5°F 1973 | 25% | 4% |
| Jan 14 | 43°F | 22°F | 67°F 2013 | -8°F 1988 | 25% | 4% |
| Jan 15 | 43°F | 22°F | 67°F 2007 | 1°F 1994 | 25% | 4% |
| Jan 16 | 43°F | 22°F | 69°F 1932 | -8°F 1972 | 25% | 4% |
| Jan 17 | 43°F | 22°F | 70°F 1943 | -10°F 1977 | 25% | 4% |
| Jan 18 | 43°F | 22°F | 69°F 1995 | -6°F 2003 | 24% | 4% |
| Jan 19 | 43°F | 22°F | 62°F 2023 | -9°F 1994 | 24% | 4% |
| Jan 20 | 43°F | 22°F | 64°F 1906 | -11°F 1985 | 24% | 4% |
| Jan 21 | 43°F | 22°F | 71°F 1927 | -12°F 1985 | 24% | 5% |
| Jan 22 | 43°F | 22°F | 68°F 1937 | -1°F 1970 | 24% | 5% |
| Jan 23 | 43°F | 22°F | 69°F 1927 | -5°F 1936 | 24% | 5% |
| Jan 24 | 43°F | 22°F | 65°F 1943 | -5°F 2014 | 24% | 5% |
| Jan 25 | 43°F | 22°F | 70°F 1943 | -5°F 2014 | 24% | 5% |
| Jan 26 | 43°F | 22°F | 65°F 1989 | 0°F 1905 | 24% | 5% |
| Jan 27 | 44°F | 22°F | 66°F 1974 | -15°F 1987 | 24% | 5% |
| Jan 28 | 44°F | 22°F | 74°F 1914 | -7°F 1986 | 24% | 5% |
| Jan 29 | 44°F | 22°F | 67°F 1975 | -3°F 1940 | 24% | 5% |
| Jan 30 | 44°F | 22°F | 71°F 2013 | -10°F 1966 | 24% | 5% |
| Jan 31 | 44°F | 22°F | 74°F 2002 | -9°F 1981 | 24% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:38 AM, sunset 5:22 PM
- January 31
- sunrise 7:28 AM, sunset 5:51 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00314496 (Jefferson 2 E), public domain. Records: NOAA GHCN-Daily, station USC00314496, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.