Green Valley Weather in January
Average highs run from 66°F on January 1 to 68°F on January 31, and lows from 35°F to 37°F. Normal precipitation for the month is 0.78 in over about 4 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
- 67°F
- Average low
- 36°F
- Precipitation
- 0.78 in
- Record high
- 87°FJan 10, 1953
- Record low
- 16°FJan 4, 1949
- Chance of a freeze
- 99%
- Daylight
- 10 h 07 min to 10 h 39 min
- Cloud cover
- 39%
- Humidity
- 48%
- Dew point
- 28°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 | 66°F | 35°F | 80°F 2012 | 21°F 2011 | 14% | 0% |
| Jan 2 | 66°F | 35°F | 80°F 1998 | 23°F 1976 | 14% | 0% |
| Jan 3 | 66°F | 35°F | 85°F 2025 | 22°F 1949 | 14% | 0% |
| Jan 4 | 66°F | 35°F | 84°F 1994 | 16°F 1949 | 14% | 0% |
| Jan 5 | 66°F | 36°F | 79°F 1954 | 17°F 1949 | 14% | 0% |
| Jan 6 | 66°F | 36°F | 78°F 1956 | 17°F 1950 | 14% | 0% |
| Jan 7 | 66°F | 36°F | 80°F 1948 | 20°F 1967 | 14% | 0% |
| Jan 8 | 66°F | 36°F | 82°F 1969 | 20°F 1971 | 14% | 0% |
| Jan 9 | 67°F | 36°F | 81°F 1948 | 25°F 1989 | 13% | 0% |
| Jan 10 | 67°F | 36°F | 87°F 1953 | 26°F 1962 | 13% | 0% |
| Jan 11 | 67°F | 36°F | 82°F 1990 | 21°F 1962 | 13% | 0% |
| Jan 12 | 67°F | 36°F | 80°F 1990 | 18°F 1964 | 13% | 0% |
| Jan 13 | 67°F | 36°F | 80°F 2023 | 21°F 1963 | 13% | 0% |
| Jan 14 | 67°F | 36°F | 80°F 2000 | 21°F 2013 | 13% | 0% |
| Jan 15 | 67°F | 36°F | 85°F 2000 | 17°F 2013 | 13% | 0% |
| Jan 16 | 67°F | 36°F | 84°F 2000 | 24°F 1964 | 13% | 0% |
| Jan 17 | 67°F | 36°F | 81°F 2000 | 19°F 1987 | 13% | 0% |
| Jan 18 | 67°F | 36°F | 84°F 2000 | 23°F 1987 | 13% | 0% |
| Jan 19 | 67°F | 36°F | 85°F 1971 | 26°F 1987 | 13% | 0% |
| Jan 20 | 67°F | 36°F | 84°F 1950 | 23°F 1963 | 13% | 0% |
| Jan 21 | 67°F | 36°F | 81°F 1950 | 26°F 1959 | 14% | 0% |
| Jan 22 | 67°F | 36°F | 81°F 2013 | 25°F 1955 | 14% | 0% |
| Jan 23 | 67°F | 37°F | 81°F 2016 | 24°F 2025 | 14% | 0% |
| Jan 24 | 67°F | 37°F | 87°F 1999 | 25°F 2002 | 14% | 0% |
| Jan 25 | 68°F | 37°F | 82°F 2000 | 25°F 1964 | 14% | 0% |
| Jan 26 | 68°F | 37°F | 82°F 1951 | 26°F 1950 | 14% | 0% |
| Jan 27 | 68°F | 37°F | 86°F 1987 | 29°F 1948 | 14% | 0% |
| Jan 28 | 68°F | 37°F | 81°F 1967 | 25°F 1948 | 14% | 0% |
| Jan 29 | 68°F | 37°F | 82°F 1986 | 25°F 1948 | 14% | 0% |
| Jan 30 | 68°F | 37°F | 82°F 1987 | 25°F 1979 | 14% | 0% |
| Jan 31 | 68°F | 37°F | 84°F 2003 | 22°F 1949 | 14% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- January 1
- sunrise 7:24 AM, sunset 5:31 PM
- January 31
- sunrise 7:18 AM, sunset 5:57 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00023668 (Green Valley), public domain. Records: NOAA GHCN-Daily, station USW00023160, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.