Grants Pass Weather in January
Average highs run from 45°F on January 1 to 51°F on January 31, and lows from 35°F to 36°F. Normal precipitation for the month is 5.08 in over about 17 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
- 35°F
- Precipitation
- 5.08 in
- Snowfall
- 0.6 in
- Record high
- 66°FJan 7, 2015
- Record low
- -2°FJan 21, 1962
- Chance of a freeze
- 92%
- Daylight
- 9 h 08 min to 9 h 58 min
- Cloud cover
- 70%
- Humidity
- 93%
- Dew point
- 37°F
- Wind
- 4.5 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 | 45°F | 35°F | 58°F 1962 | 15°F 1974 | 55% | 1% |
| Jan 2 | 45°F | 35°F | 59°F 2001 | 10°F 1950 | 55% | 1% |
| Jan 3 | 46°F | 35°F | 58°F 1984 | 8°F 1950 | 55% | 1% |
| Jan 4 | 46°F | 35°F | 63°F 1984 | 16°F 1949 | 55% | 1% |
| Jan 5 | 46°F | 35°F | 59°F 1984 | 12°F 1974 | 55% | 1% |
| Jan 6 | 46°F | 35°F | 63°F 2015 | 11°F 1974 | 55% | 1% |
| Jan 7 | 46°F | 35°F | 66°F 2015 | 18°F 1973 | 55% | 1% |
| Jan 8 | 46°F | 35°F | 60°F 2015 | 15°F 1949 | 55% | 1% |
| Jan 9 | 46°F | 35°F | 58°F 1999 | 8°F 1949 | 55% | 1% |
| Jan 10 | 46°F | 35°F | 59°F 1999 | 8°F 1949 | 55% | 1% |
| Jan 11 | 47°F | 35°F | 58°F 1983 | 12°F 1963 | 55% | 1% |
| Jan 12 | 47°F | 35°F | 59°F 1981 | 14°F 2007 | 55% | 1% |
| Jan 13 | 47°F | 35°F | 63°F 2009 | 14°F 1997 | 54% | 1% |
| Jan 14 | 47°F | 35°F | 65°F 2009 | 14°F 1950 | 54% | 1% |
| Jan 15 | 47°F | 35°F | 64°F 2009 | 16°F 1950 | 54% | 1% |
| Jan 16 | 47°F | 35°F | 66°F 1985 | 20°F 1952 | 54% | 1% |
| Jan 17 | 48°F | 36°F | 66°F 1985 | 22°F 1952 | 54% | 1% |
| Jan 18 | 48°F | 36°F | 62°F 2003 | 21°F 1980 | 54% | 1% |
| Jan 19 | 48°F | 36°F | 63°F 1975 | 17°F 1962 | 54% | 1% |
| Jan 20 | 48°F | 36°F | 62°F 1961 | 2°F 1962 | 54% | 1% |
| Jan 21 | 48°F | 36°F | 60°F 1980 | -2°F 1962 | 54% | 1% |
| Jan 22 | 49°F | 36°F | 62°F 1968 | 4°F 1962 | 54% | 1% |
| Jan 23 | 49°F | 36°F | 63°F 1980 | 14°F 1969 | 53% | 1% |
| Jan 24 | 49°F | 36°F | 63°F 2015 | 11°F 1949 | 53% | 1% |
| Jan 25 | 49°F | 36°F | 66°F 2015 | 15°F 1950 | 53% | 1% |
| Jan 26 | 49°F | 36°F | 62°F 2015 | 13°F 1957 | 53% | 1% |
| Jan 27 | 50°F | 36°F | 62°F 2019 | 14°F 1957 | 53% | 1% |
| Jan 28 | 50°F | 36°F | 63°F 1971 | 11°F 1980 | 53% | 1% |
| Jan 29 | 50°F | 36°F | 62°F 2024 | 12°F 1951 | 53% | 1% |
| Jan 30 | 50°F | 36°F | 64°F 1971 | 10°F 1950 | 52% | 1% |
| Jan 31 | 51°F | 36°F | 65°F 1971 | 10°F 1950 | 52% | 1% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 7:43 AM, sunset 4:51 PM
- January 31
- sunrise 7:28 AM, sunset 5:26 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00353445 (Grants Pass), public domain. Records: NOAA GHCN-Daily, station USW00024235, 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.