Washington Weather in January
Average highs run from 28°F on January 1 to 25°F on January 31, and lows from 15°F to 9°F. Normal precipitation for the month is 1.58 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
- 26°F
- Average low
- 11°F
- Precipitation
- 1.58 in
- Snowfall
- 15.0 in
- Record high
- 49°FJan 10, 2002
- Record low
- -27°FJan 17, 1982
- Chance of a freeze
- 100%
- Daylight
- 8 h 49 min to 9 h 43 min
- Cloud cover
- 70%
- Humidity
- 90%
- Dew point
- 20°F
- Wind
- 14.3 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 | 28°F | 15°F | 46°F 1950 | -13°F 1969 | 32% | 24% |
| Jan 2 | 28°F | 14°F | 46°F 2005 | -9°F 1979 | 32% | 24% |
| Jan 3 | 27°F | 14°F | 45°F 1998 | -11°F 1979 | 32% | 25% |
| Jan 4 | 27°F | 14°F | 40°F 2007 | -11°F 1989 | 32% | 25% |
| Jan 5 | 27°F | 13°F | 43°F 2007 | -14°F 1979 | 32% | 25% |
| Jan 6 | 27°F | 13°F | 43°F 2007 | -10°F 1979 | 32% | 26% |
| Jan 7 | 27°F | 13°F | 43°F 2012 | -19°F 1968 | 32% | 26% |
| Jan 8 | 26°F | 12°F | 41°F 1949 | -18°F 1968 | 32% | 26% |
| Jan 9 | 26°F | 12°F | 46°F 2003 | -19°F 1977 | 32% | 26% |
| Jan 10 | 26°F | 12°F | 49°F 2002 | -18°F 1982 | 32% | 27% |
| Jan 11 | 26°F | 12°F | 47°F 1975 | -10°F 1982 | 32% | 27% |
| Jan 12 | 26°F | 11°F | 42°F 1992 | -11°F 1979 | 32% | 27% |
| Jan 13 | 26°F | 11°F | 44°F 2013 | -15°F 1954 | 32% | 27% |
| Jan 14 | 26°F | 11°F | 42°F 1987 | -18°F 1977 | 32% | 27% |
| Jan 15 | 25°F | 11°F | 42°F 1953 | -18°F 1963 | 32% | 27% |
| Jan 16 | 25°F | 10°F | 45°F 1973 | -20°F 1982 | 32% | 27% |
| Jan 17 | 25°F | 10°F | 44°F 1986 | -27°F 1982 | 32% | 28% |
| Jan 18 | 25°F | 10°F | 43°F 1996 | -20°F 1994 | 32% | 28% |
| Jan 19 | 25°F | 10°F | 41°F 1981 | -24°F 1994 | 32% | 28% |
| Jan 20 | 25°F | 10°F | 41°F 1964 | -19°F 1985 | 32% | 28% |
| Jan 21 | 25°F | 9°F | 42°F 1964 | -19°F 1984 | 31% | 28% |
| Jan 22 | 25°F | 9°F | 41°F 1957 | -13°F 1970 | 31% | 28% |
| Jan 23 | 25°F | 9°F | 45°F 1967 | -23°F 1963 | 31% | 28% |
| Jan 24 | 25°F | 9°F | 45°F 1967 | -15°F 1963 | 31% | 28% |
| Jan 25 | 25°F | 9°F | 44°F 1973 | -10°F 1982 | 31% | 27% |
| Jan 26 | 25°F | 9°F | 46°F 1973 | -19°F 1972 | 31% | 27% |
| Jan 27 | 25°F | 9°F | 40°F 1990 | -17°F 1972 | 31% | 27% |
| Jan 28 | 25°F | 9°F | 40°F 1989 | -16°F 1966 | 30% | 27% |
| Jan 29 | 25°F | 9°F | 42°F 2008 | -16°F 2014 | 30% | 27% |
| Jan 30 | 25°F | 9°F | 42°F 1988 | -18°F 1951 | 30% | 27% |
| Jan 31 | 25°F | 9°F | 46°F 1989 | -19°F 2019 | 30% | 27% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- January 1
- sunrise 7:27 AM, sunset 4:16 PM
- January 31
- sunrise 7:10 AM, sunset 4:53 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00478905 (Washington Is), public domain. Records: NOAA GHCN-Daily, station USC00478905, 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.