Jefferson Weather in January
Average highs run from 28°F on January 1 to 26°F on January 31, and lows from 10°F to 6°F. Normal precipitation for the month is 2.51 in over about 16 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
- 26°F
- Average low
- 7°F
- Precipitation
- 2.51 in
- Snowfall
- 20.1 in
- Record high
- 63°FJan 6, 2007
- Record low
- -38°FJan 16, 2009
- Chance of a freeze
- 100%
- Daylight
- 8 h 55 min to 9 h 49 min
- Cloud cover
- 74%
- Humidity
- 96%
- Dew point
- 11°F
- Wind
- 6.5 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 | 28°F | 10°F | 49°F 2005 | -30°F 2018 | 56% | 49% |
| Jan 2 | 28°F | 10°F | 42°F 2011 | -33°F 2018 | 56% | 49% |
| Jan 3 | 27°F | 10°F | 51°F 2000 | -26°F 2008 | 55% | 49% |
| Jan 4 | 27°F | 10°F | 56°F 2000 | -22°F 2014 | 55% | 49% |
| Jan 5 | 27°F | 9°F | 52°F 2007 | -14°F 1999 | 55% | 49% |
| Jan 6 | 27°F | 9°F | 63°F 2007 | -19°F 1999 | 55% | 50% |
| Jan 7 | 27°F | 9°F | 40°F 2007 | -30°F 2018 | 55% | 50% |
| Jan 8 | 27°F | 9°F | 62°F 2008 | -30°F 2004 | 55% | 50% |
| Jan 9 | 27°F | 8°F | 57°F 2008 | -36°F 2004 | 55% | 50% |
| Jan 10 | 26°F | 8°F | 51°F 2016 | -34°F 2004 | 54% | 50% |
| Jan 11 | 26°F | 8°F | 60°F 2020 | -31°F 2004 | 54% | 50% |
| Jan 12 | 26°F | 8°F | 62°F 2018 | -14°F 2022 | 54% | 50% |
| Jan 13 | 26°F | 7°F | 58°F 2005 | -21°F 1999 | 54% | 50% |
| Jan 14 | 26°F | 7°F | 61°F 2005 | -33°F 1999 | 53% | 50% |
| Jan 15 | 26°F | 7°F | 46°F 1999 | -35°F 2004 | 53% | 50% |
| Jan 16 | 26°F | 7°F | 39°F 1997 | -38°F 2009 | 53% | 50% |
| Jan 17 | 26°F | 7°F | 40°F 1999 | -31°F 2009 | 53% | 50% |
| Jan 18 | 26°F | 7°F | 49°F 1999 | -29°F 2003 | 52% | 50% |
| Jan 19 | 26°F | 7°F | 41°F 1999 | -24°F 1997 | 52% | 50% |
| Jan 20 | 26°F | 6°F | 44°F 2013 | -18°F 2025 | 52% | 49% |
| Jan 21 | 26°F | 6°F | 56°F 2006 | -23°F 2025 | 51% | 49% |
| Jan 22 | 26°F | 6°F | 47°F 1997 | -28°F 2022 | 51% | 49% |
| Jan 23 | 26°F | 6°F | 46°F 1997 | -25°F 2000 | 51% | 49% |
| Jan 24 | 26°F | 6°F | 58°F 1999 | -34°F 2011 | 50% | 49% |
| Jan 25 | 26°F | 6°F | 52°F 2010 | -28°F 2004 | 50% | 49% |
| Jan 26 | 26°F | 6°F | 47°F 2016 | -31°F 2004 | 50% | 49% |
| Jan 27 | 26°F | 6°F | 45°F 2018 | -27°F 2003 | 50% | 48% |
| Jan 28 | 26°F | 6°F | 48°F 2002 | -32°F 2003 | 49% | 48% |
| Jan 29 | 26°F | 6°F | 42°F 2023 | -22°F 2015 | 49% | 48% |
| Jan 30 | 26°F | 6°F | 57°F 2013 | -24°F 2007 | 49% | 48% |
| Jan 31 | 26°F | 6°F | 59°F 2013 | -23°F 1999 | 49% | 48% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:22 AM, sunset 4:17 PM
- January 31
- sunrise 7:05 AM, sunset 4:54 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00274329 (Jefferson), public domain. Records: NOAA GHCN-Daily, station USW00054728, 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.