Teton County Weather in January
Average highs run from 23°F on January 1 to 26°F on January 31, and lows from 1°F to 2°F. Normal precipitation for the month is 2.90 in over about 14 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
- 24°F
- Average low
- 1°F
- Precipitation
- 2.90 in
- Snowfall
- 39.5 in
- Record high
- 50°FJan 17, 1974
- Record low
- -46°FJan 1, 1979
- Chance of a freeze
- 100%
- Daylight
- 8 h 58 min to 9 h 52 min
- Cloud cover
- 68%
- Humidity
- 97%
- Dew point
- 10°F
- Wind
- 5.8 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 | 23°F | 1°F | 44°F 2024 | -46°F 1979 | 47% | 46% |
| Jan 2 | 23°F | 1°F | 45°F 1981 | -42°F 1979 | 47% | 46% |
| Jan 3 | 23°F | 1°F | 40°F 1981 | -37°F 1974 | 47% | 46% |
| Jan 4 | 23°F | 1°F | 47°F 2012 | -38°F 1971 | 47% | 46% |
| Jan 5 | 23°F | 1°F | 44°F 1969 | -34°F 1971 | 47% | 46% |
| Jan 6 | 23°F | 1°F | 42°F 1969 | -36°F 1979 | 47% | 46% |
| Jan 7 | 23°F | 1°F | 43°F 1969 | -42°F 1979 | 47% | 46% |
| Jan 8 | 23°F | 1°F | 42°F 1966 | -39°F 1979 | 47% | 46% |
| Jan 9 | 23°F | 1°F | 46°F 2002 | -36°F 1979 | 47% | 46% |
| Jan 10 | 23°F | 1°F | 47°F 2002 | -37°F 1962 | 47% | 46% |
| Jan 11 | 23°F | 1°F | 44°F 1990 | -28°F 1963 | 47% | 46% |
| Jan 12 | 23°F | 1°F | 45°F 1999 | -44°F 1963 | 47% | 45% |
| Jan 13 | 24°F | 1°F | 44°F 2002 | -36°F 1963 | 47% | 45% |
| Jan 14 | 24°F | 1°F | 40°F 1973 | -32°F 2013 | 47% | 45% |
| Jan 15 | 24°F | 1°F | 45°F 1973 | -30°F 2013 | 46% | 45% |
| Jan 16 | 24°F | 1°F | 44°F 1974 | -25°F 2007 | 46% | 45% |
| Jan 17 | 24°F | 1°F | 50°F 1974 | -25°F 2001 | 46% | 44% |
| Jan 18 | 24°F | 1°F | 42°F 1959 | -36°F 1984 | 46% | 44% |
| Jan 19 | 24°F | 1°F | 43°F 1971 | -37°F 1963 | 46% | 44% |
| Jan 20 | 24°F | 1°F | 44°F 1971 | -33°F 1960 | 45% | 44% |
| Jan 21 | 25°F | 1°F | 44°F 2003 | -32°F 1984 | 45% | 44% |
| Jan 22 | 25°F | 1°F | 38°F 1970 | -38°F 1962 | 45% | 43% |
| Jan 23 | 25°F | 1°F | 40°F 1970 | -35°F 1962 | 45% | 43% |
| Jan 24 | 25°F | 1°F | 41°F 2003 | -23°F 1962 | 45% | 43% |
| Jan 25 | 25°F | 2°F | 42°F 1992 | -30°F 1989 | 45% | 43% |
| Jan 26 | 25°F | 2°F | 40°F 1975 | -30°F 1989 | 44% | 43% |
| Jan 27 | 25°F | 2°F | 43°F 1971 | -34°F 1961 | 44% | 42% |
| Jan 28 | 26°F | 2°F | 46°F 1987 | -33°F 1980 | 44% | 42% |
| Jan 29 | 26°F | 2°F | 46°F 2015 | -31°F 1979 | 44% | 42% |
| Jan 30 | 26°F | 2°F | 48°F 2024 | -30°F 1979 | 44% | 42% |
| Jan 31 | 26°F | 2°F | 45°F 1960 | -40°F 1985 | 44% | 41% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- January 1
- sunrise 7:57 AM, sunset 4:55 PM
- January 31
- sunrise 7:40 AM, sunset 5:32 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00486440 (Moran 5WNW), public domain. Records: NOAA GHCN-Daily, station USC00486428, 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.