Lewistown Weather in February
Average highs run from 34°F on February 1 to 38°F on February 28, and lows from 13°F to 16°F. Normal precipitation for the month is 0.49 in over about 8 wet days.
February day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
February at a glance
- Average high
- 35°F
- Average low
- 14°F
- Precipitation
- 0.49 in
- Snowfall
- 16.4 in
- Record high
- 70°FFeb 27, 1932
- Record low
- -42°FFeb 17, 1936
- Chance of a freeze
- 100%
- Daylight
- 9 h 38 min to 11 h 03 min
- Cloud cover
- 70%
- Humidity
- 77%
- Dew point
- 17°F
- Wind
- 11.9 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 |
|---|---|---|---|---|---|---|
| Feb 1 | 34°F | 13°F | 64°F 1941 | -30°F 1989 | 26% | 22% |
| Feb 2 | 34°F | 13°F | 66°F 1906 | -34°F 1989 | 26% | 22% |
| Feb 3 | 34°F | 13°F | 62°F 1935 | -33°F 1989 | 26% | 22% |
| Feb 4 | 34°F | 13°F | 62°F 1941 | -37°F 1989 | 26% | 22% |
| Feb 5 | 34°F | 13°F | 67°F 2026 | -29°F 2014 | 27% | 22% |
| Feb 6 | 34°F | 13°F | 68°F 2026 | -33°F 2014 | 27% | 22% |
| Feb 7 | 34°F | 13°F | 63°F 1954 | -34°F 1936 | 27% | 22% |
| Feb 8 | 34°F | 13°F | 64°F 1987 | -38°F 1936 | 27% | 22% |
| Feb 9 | 34°F | 13°F | 58°F 1926 | -35°F 1939 | 27% | 22% |
| Feb 10 | 34°F | 13°F | 62°F 1926 | -28°F 1939 | 27% | 22% |
| Feb 11 | 34°F | 13°F | 63°F 2005 | -34°F 2021 | 27% | 22% |
| Feb 12 | 35°F | 13°F | 60°F 1921 | -35°F 2021 | 27% | 22% |
| Feb 13 | 35°F | 13°F | 61°F 2015 | -34°F 1936 | 27% | 22% |
| Feb 14 | 35°F | 13°F | 65°F 1921 | -34°F 1936 | 27% | 22% |
| Feb 15 | 35°F | 14°F | 66°F 2017 | -38°F 1936 | 27% | 22% |
| Feb 16 | 35°F | 14°F | 63°F 2017 | -34°F 1936 | 27% | 22% |
| Feb 17 | 35°F | 14°F | 64°F 1943 | -42°F 1936 | 27% | 22% |
| Feb 18 | 35°F | 14°F | 60°F 2016 | -33°F 1936 | 27% | 22% |
| Feb 19 | 36°F | 14°F | 64°F 1981 | -27°F 1918 | 28% | 22% |
| Feb 20 | 36°F | 14°F | 62°F 1916 | -36°F 1918 | 28% | 22% |
| Feb 21 | 36°F | 14°F | 62°F 1982 | -22°F 1957 | 28% | 22% |
| Feb 22 | 36°F | 15°F | 59°F 1905 | -36°F 1910 | 28% | 22% |
| Feb 23 | 37°F | 15°F | 60°F 1908 | -26°F 1928 | 28% | 22% |
| Feb 24 | 37°F | 15°F | 67°F 1995 | -26°F 1922 | 28% | 22% |
| Feb 25 | 37°F | 15°F | 64°F 1983 | -23°F 2011 | 28% | 22% |
| Feb 26 | 38°F | 16°F | 65°F 1921 | -19°F 1947 | 28% | 22% |
| Feb 27 | 38°F | 16°F | 70°F 1932 | -24°F 1960 | 28% | 22% |
| Feb 28 | 38°F | 16°F | 66°F 1986 | -17°F 1947 | 28% | 22% |
| Feb 29 | 38°F | 16°F | 67°F 1992 | -13°F 1996 | 28% | 22% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- February 1
- sunrise 7:43 AM, sunset 5:21 PM
- February 28
- sunrise 6:59 AM, sunset 6:02 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024036 (Lewistown Muni AP), public domain. Records: NOAA GHCN-Daily, station USW00024036, 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.