Rosalia Weather in January
Average highs run from 35°F on January 1 to 39°F on January 31, and lows from 24°F to 25°F. Normal precipitation for the month is 2.03 in over about 12 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
- 25°F
- Precipitation
- 2.03 in
- Snowfall
- 6.4 in
- Record high
- 62°FJan 1, 1918
- Record low
- -24°FJan 29, 1950
- Chance of a freeze
- 100%
- Daylight
- 8 h 34 min to 9 h 34 min
- Cloud cover
- 75%
- Humidity
- 91%
- Dew point
- 26°F
- Wind
- 8.5 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 | 35°F | 24°F | 62°F 1918 | -22°F 1979 | 40% | 18% |
| Jan 2 | 35°F | 24°F | 49°F 1921 | -6°F 1978 | 40% | 17% |
| Jan 3 | 35°F | 24°F | 49°F 1902 | -12°F 1899 | 40% | 17% |
| Jan 4 | 35°F | 24°F | 55°F 1893 | -21°F 1899 | 40% | 17% |
| Jan 5 | 35°F | 24°F | 54°F 1902 | -23°F 1890 | 40% | 17% |
| Jan 6 | 36°F | 24°F | 53°F 1914 | -20°F 1899 | 40% | 17% |
| Jan 7 | 36°F | 24°F | 54°F 1902 | -13°F 1979 | 40% | 16% |
| Jan 8 | 36°F | 24°F | 50°F 1902 | -12°F 1912 | 40% | 16% |
| Jan 9 | 36°F | 24°F | 52°F 1959 | -15°F 1909 | 39% | 16% |
| Jan 10 | 36°F | 24°F | 50°F 2006 | -11°F 1909 | 39% | 16% |
| Jan 11 | 36°F | 24°F | 51°F 1983 | -12°F 1909 | 39% | 15% |
| Jan 12 | 36°F | 24°F | 53°F 1983 | -7°F 1949 | 39% | 15% |
| Jan 13 | 36°F | 24°F | 53°F 1945 | -13°F 1909 | 39% | 15% |
| Jan 14 | 36°F | 24°F | 50°F 1912 | -17°F 1950 | 39% | 15% |
| Jan 15 | 37°F | 25°F | 51°F 1973 | -15°F 1950 | 39% | 14% |
| Jan 16 | 37°F | 25°F | 51°F 2011 | -10°F 1950 | 38% | 14% |
| Jan 17 | 37°F | 25°F | 51°F 1919 | -18°F 1950 | 38% | 14% |
| Jan 18 | 37°F | 25°F | 54°F 1919 | -12°F 1922 | 38% | 14% |
| Jan 19 | 37°F | 25°F | 51°F 1944 | -13°F 1962 | 38% | 13% |
| Jan 20 | 37°F | 25°F | 48°F 1899 | -19°F 1937 | 37% | 13% |
| Jan 21 | 37°F | 25°F | 49°F 1909 | -13°F 1962 | 37% | 13% |
| Jan 22 | 37°F | 25°F | 56°F 1919 | -11°F 1969 | 37% | 13% |
| Jan 23 | 38°F | 25°F | 53°F 1919 | -19°F 1969 | 37% | 12% |
| Jan 24 | 38°F | 25°F | 57°F 1935 | -14°F 1950 | 37% | 12% |
| Jan 25 | 38°F | 25°F | 55°F 2015 | -22°F 1950 | 36% | 12% |
| Jan 26 | 38°F | 25°F | 56°F 2003 | -16°F 1957 | 36% | 11% |
| Jan 27 | 38°F | 25°F | 54°F 1899 | -18°F 1957 | 36% | 11% |
| Jan 28 | 38°F | 25°F | 58°F 1931 | -13°F 1950 | 36% | 11% |
| Jan 29 | 38°F | 25°F | 53°F 1967 | -24°F 1950 | 35% | 11% |
| Jan 30 | 39°F | 25°F | 59°F 1971 | -19°F 1950 | 35% | 11% |
| Jan 31 | 39°F | 25°F | 58°F 1971 | -21°F 1950 | 35% | 10% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 7:36 AM, sunset 4:10 PM
- January 31
- sunrise 7:16 AM, sunset 4:50 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00457180 (Rosalia), public domain. Records: NOAA GHCN-Daily, station USW00024157, 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.