Washington Weather in January
Average highs run from 38°F on January 1 to 37°F on January 31, and lows from 22°F to 19°F. Normal precipitation for the month is 3.32 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
- 37°F
- Average low
- 20°F
- Precipitation
- 3.32 in
- Snowfall
- 9.9 in
- Record high
- 70°FJan 14, 2005
- Record low
- -25°FJan 21, 1984
- Chance of a freeze
- 100%
- Daylight
- 9 h 23 min to 10 h 08 min
- Cloud cover
- 77%
- Humidity
- 88%
- Dew point
- 24°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 | 38°F | 22°F | 59°F 2011 | -1°F 1977 | 50% | 23% |
| Jan 2 | 38°F | 22°F | 58°F 2005 | 4°F 1977 | 50% | 23% |
| Jan 3 | 38°F | 22°F | 67°F 2000 | -1°F 1978 | 50% | 23% |
| Jan 4 | 37°F | 22°F | 64°F 2000 | 4°F 1978 | 50% | 23% |
| Jan 5 | 37°F | 21°F | 66°F 1993 | -1°F 1999 | 50% | 24% |
| Jan 6 | 37°F | 21°F | 65°F 1998 | -3°F 1988 | 50% | 24% |
| Jan 7 | 37°F | 21°F | 57°F 1998 | -10°F 1977 | 50% | 24% |
| Jan 8 | 37°F | 21°F | 63°F 2008 | -12°F 1977 | 50% | 24% |
| Jan 9 | 37°F | 21°F | 68°F 2008 | -5°F 1978 | 51% | 24% |
| Jan 10 | 37°F | 20°F | 62°F 1983 | -11°F 1976 | 51% | 25% |
| Jan 11 | 37°F | 20°F | 56°F 2000 | -3°F 1977 | 51% | 25% |
| Jan 12 | 37°F | 20°F | 59°F 2006 | -20°F 1977 | 51% | 25% |
| Jan 13 | 37°F | 20°F | 64°F 2013 | -20°F 1977 | 51% | 25% |
| Jan 14 | 37°F | 20°F | 70°F 2005 | 2°F 1997 | 51% | 25% |
| Jan 15 | 36°F | 20°F | 67°F 1995 | -7°F 2009 | 51% | 25% |
| Jan 16 | 36°F | 20°F | 58°F 1995 | -17°F 1977 | 50% | 25% |
| Jan 17 | 36°F | 19°F | 55°F 1990 | -14°F 1977 | 50% | 26% |
| Jan 18 | 36°F | 19°F | 63°F 1990 | -13°F 1977 | 50% | 26% |
| Jan 19 | 36°F | 19°F | 63°F 1996 | -22°F 1994 | 50% | 26% |
| Jan 20 | 36°F | 19°F | 58°F 1995 | -22°F 1994 | 50% | 26% |
| Jan 21 | 36°F | 19°F | 61°F 1988 | -25°F 1984 | 50% | 26% |
| Jan 22 | 36°F | 19°F | 52°F 2006 | -25°F 1984 | 50% | 26% |
| Jan 23 | 36°F | 19°F | 70°F 1999 | -16°F 1977 | 50% | 26% |
| Jan 24 | 37°F | 19°F | 69°F 1999 | -5°F 1984 | 50% | 26% |
| Jan 25 | 37°F | 19°F | 55°F 1990 | -4°F 2008 | 50% | 26% |
| Jan 26 | 37°F | 19°F | 60°F 1990 | -4°F 2008 | 50% | 26% |
| Jan 27 | 37°F | 19°F | 56°F 1989 | -3°F 2003 | 49% | 26% |
| Jan 28 | 37°F | 19°F | 61°F 1999 | -10°F 1977 | 49% | 26% |
| Jan 29 | 37°F | 19°F | 62°F 2002 | -9°F 1977 | 49% | 26% |
| Jan 30 | 37°F | 19°F | 64°F 2002 | -5°F 1978 | 49% | 26% |
| Jan 31 | 37°F | 19°F | 67°F 2013 | -10°F 1978 | 48% | 26% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:43 AM, sunset 5:06 PM
- January 31
- sunrise 7:31 AM, sunset 5:39 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00369318 (Washington 3 Ne), public domain. Records: NOAA GHCN-Daily, station USC00369318, 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.