Gallatin County Weather in March
Average highs run from 41°F on March 1 to 51°F on March 31, and lows from 19°F to 28°F. Normal precipitation for the month is 1.42 in over about 12 wet days.
March day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
March at a glance
- Average high
- 46°F
- Average low
- 24°F
- Precipitation
- 1.42 in
- Snowfall
- 13.1 in
- Record high
- 79°FMar 20, 2026
- Record low
- -39°FMar 4, 2019
- Chance of a freeze
- 100%
- Daylight
- 11 h 09 min to 12 h 46 min
- Cloud cover
- 72%
- Humidity
- 82%
- Dew point
- 21°F
- Wind
- 7.4 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 |
|---|---|---|---|---|---|---|
| Mar 1 | 41°F | 19°F | 62°F 1992 | -17°F 1943 | 35% | 29% |
| Mar 2 | 41°F | 20°F | 62°F 1994 | -25°F 1943 | 36% | 29% |
| Mar 3 | 41°F | 20°F | 64°F 1994 | -32°F 2019 | 36% | 29% |
| Mar 4 | 42°F | 20°F | 68°F 1987 | -39°F 2019 | 36% | 29% |
| Mar 5 | 42°F | 20°F | 70°F 1987 | -33°F 2019 | 36% | 29% |
| Mar 6 | 43°F | 21°F | 65°F 2020 | -30°F 1951 | 36% | 28% |
| Mar 7 | 43°F | 21°F | 62°F 2007 | -24°F 1951 | 36% | 28% |
| Mar 8 | 43°F | 21°F | 63°F 1972 | -16°F 1969 | 37% | 28% |
| Mar 9 | 44°F | 22°F | 73°F 1972 | -21°F 1948 | 37% | 28% |
| Mar 10 | 44°F | 22°F | 70°F 1972 | -32°F 1948 | 37% | 28% |
| Mar 11 | 44°F | 23°F | 65°F 1983 | -28°F 1948 | 37% | 28% |
| Mar 12 | 45°F | 23°F | 76°F 2007 | -23°F 1950 | 37% | 28% |
| Mar 13 | 45°F | 23°F | 67°F 2003 | -17°F 1969 | 38% | 28% |
| Mar 14 | 46°F | 24°F | 69°F 2015 | -15°F 1969 | 38% | 28% |
| Mar 15 | 46°F | 24°F | 74°F 1994 | -16°F 1943 | 38% | 28% |
| Mar 16 | 46°F | 24°F | 71°F 1994 | -11°F 1943 | 39% | 28% |
| Mar 17 | 47°F | 24°F | 74°F 2007 | -20°F 1943 | 39% | 28% |
| Mar 18 | 47°F | 25°F | 74°F 2026 | -24°F 1943 | 39% | 28% |
| Mar 19 | 47°F | 25°F | 78°F 2026 | -5°F 1943 | 40% | 27% |
| Mar 20 | 48°F | 25°F | 79°F 2026 | -11°F 1943 | 40% | 27% |
| Mar 21 | 48°F | 26°F | 68°F 2026 | -12°F 1943 | 40% | 27% |
| Mar 22 | 48°F | 26°F | 72°F 1972 | -2°F 1943 | 40% | 27% |
| Mar 23 | 49°F | 26°F | 72°F 2004 | -13°F 1965 | 41% | 27% |
| Mar 24 | 49°F | 26°F | 74°F 2007 | -24°F 1965 | 41% | 27% |
| Mar 25 | 49°F | 27°F | 73°F 2007 | -23°F 1965 | 41% | 27% |
| Mar 26 | 50°F | 27°F | 71°F 2025 | -10°F 1965 | 42% | 27% |
| Mar 27 | 50°F | 27°F | 74°F 2015 | -12°F 1955 | 42% | 27% |
| Mar 28 | 50°F | 27°F | 74°F 1986 | -10°F 1965 | 42% | 27% |
| Mar 29 | 50°F | 28°F | 74°F 1978 | -6°F 1987 | 43% | 27% |
| Mar 30 | 51°F | 28°F | 75°F 1978 | -2°F 1954 | 43% | 26% |
| Mar 31 | 51°F | 28°F | 74°F 2004 | 2°F 1975 | 43% | 26% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- March 1
- sunrise 7:03 AM, sunset 6:12 PM
- March 31
- sunrise 7:06 AM, sunset 7:52 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00241044 (Bozeman Montana State Univ), public domain. Records: NOAA GHCN-Daily, station USW00024132, 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.