Keizer Weather in January
Average highs run from 47°F on January 1 to 50°F on January 31, and lows from 35°F to 36°F. Normal precipitation for the month is 6.08 in over about 18 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
- 48°F
- Average low
- 36°F
- Precipitation
- 6.08 in
- Snowfall
- 0.1 in
- Record high
- 68°FJan 7, 1896
- Record low
- -10°FJan 31, 1950
- Chance of a freeze
- 99%
- Daylight
- 8 h 51 min to 9 h 46 min
- Cloud cover
- 76%
- Humidity
- 92%
- Dew point
- 38°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 | 47°F | 35°F | 62°F 1918 | 5°F 1924 | 61% | 1% |
| Jan 2 | 47°F | 35°F | 58°F 1918 | 12°F 1924 | 61% | 1% |
| Jan 3 | 47°F | 35°F | 63°F 1984 | 11°F 1950 | 61% | 1% |
| Jan 4 | 47°F | 35°F | 65°F 1984 | 16°F 1947 | 61% | 1% |
| Jan 5 | 47°F | 35°F | 64°F 1914 | 16°F 1971 | 61% | 1% |
| Jan 6 | 47°F | 36°F | 60°F 1896 | 14°F 1937 | 61% | 1% |
| Jan 7 | 47°F | 36°F | 68°F 1896 | 7°F 1937 | 61% | 1% |
| Jan 8 | 48°F | 36°F | 59°F 1933 | 7°F 1937 | 61% | 1% |
| Jan 9 | 48°F | 36°F | 61°F 1990 | 4°F 1909 | 60% | 1% |
| Jan 10 | 48°F | 36°F | 60°F 1895 | 9°F 1974 | 60% | 1% |
| Jan 11 | 48°F | 36°F | 59°F 1895 | 2°F 1909 | 60% | 1% |
| Jan 12 | 48°F | 36°F | 60°F 1991 | 1°F 1909 | 60% | 1% |
| Jan 13 | 48°F | 36°F | 61°F 1991 | 6°F 1930 | 59% | 1% |
| Jan 14 | 48°F | 36°F | 60°F 2018 | 12°F 1907 | 59% | 1% |
| Jan 15 | 48°F | 36°F | 62°F 1958 | 12°F 1907 | 59% | 1% |
| Jan 16 | 48°F | 36°F | 60°F 1899 | 13°F 1950 | 59% | 1% |
| Jan 17 | 49°F | 36°F | 63°F 2018 | 13°F 1907 | 58% | 1% |
| Jan 18 | 49°F | 36°F | 68°F 1899 | 10°F 1943 | 58% | 1% |
| Jan 19 | 49°F | 36°F | 63°F 2005 | 15°F 1922 | 58% | 1% |
| Jan 20 | 49°F | 36°F | 62°F 1968 | -2°F 1930 | 58% | 1% |
| Jan 21 | 49°F | 36°F | 67°F 1899 | -5°F 1930 | 57% | 1% |
| Jan 22 | 49°F | 36°F | 60°F 1970 | 4°F 1930 | 57% | 1% |
| Jan 23 | 49°F | 36°F | 64°F 1931 | 6°F 1943 | 57% | 1% |
| Jan 24 | 49°F | 36°F | 64°F 1935 | 5°F 1943 | 57% | 1% |
| Jan 25 | 49°F | 36°F | 63°F 1993 | 2°F 1930 | 57% | 1% |
| Jan 26 | 50°F | 36°F | 62°F 1924 | 9°F 1930 | 57% | 1% |
| Jan 27 | 50°F | 36°F | 63°F 2024 | 9°F 1957 | 57% | 1% |
| Jan 28 | 50°F | 36°F | 66°F 2024 | 8°F 1969 | 57% | 1% |
| Jan 29 | 50°F | 36°F | 63°F 1992 | 11°F 1950 | 56% | 1% |
| Jan 30 | 50°F | 36°F | 64°F 1971 | -3°F 1950 | 56% | 1% |
| Jan 31 | 50°F | 36°F | 62°F 1995 | -10°F 1950 | 56% | 1% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 7:50 AM, sunset 4:41 PM
- January 31
- sunrise 7:33 AM, sunset 5:19 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024232 (Salem Mcnary Fld), public domain. Records: NOAA GHCN-Daily, station USW00024232, 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.