March is one of the cooler months of the year in Bozeman, with average highs near 2.5°C and lows around -8.3°C (mean -2.9°C). It is about average for rainfall, averaging 53 mm of rainfall and 81% relative humidity across the period.
March is one of the cooler months of the year in Bozeman. Across 45 years of records, the warmest March in Bozeman was 1992 — when the month averaged 1.5°C — while the coldest was 2023 at -8.5°C. Typical March days reach 2.5°C with nights near -8.3°C. The long-term trend is cooling, about 0.2°C per decade.
March is about average for rainfall in Bozeman, averaging 53 mm of rainfall. The wettest March on record was 2009 with 99 mm, while the driest was 2015 at 26 mm.
Relative humidity in Bozeman during March averages 81%. The most humid March was 2011 at 95%, and the least humid was 1994 at 68%.
March receives about 3.9 kWh/m²/day of solar energy in Bozeman. The sunniest March was 2023 at 4.6 kWh/m²/day, and the cloudiest was 1989 at 3.3.
Average wind speed in Bozeman during March is 1.2 m/s. The windiest March was 2012 at 1.6 m/s, while the calmest were 1992 and 2019 at 0.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -2.6°C | -2.7°C | -2.9°C | -3.0°C | -3.2°C | -0.6°C |
| Avg High | 2.7°C | 2.9°C | 2.6°C | 2.2°C | 2.2°C | -0.5°C |
| Avg Low | -7.9°C | -8.3°C | -8.4°C | -8.3°C | -8.7°C | -0.8°C |
| Avg Rain | 54 mm | 49 mm | 51 mm | 59 mm | 48 mm | -6 mm |
March temperatures in Bozeman have stayed relatively stable across the record.
March has ranged from a record low of -29.6°C (2019) to a record high of 16.8°C (2022).
Rainfall in March is about average for rainfall, averaging 53 mm, with a wettest year of 99 mm.
A good time to visit Bozeman
March is a good time to visit Bozeman, with days averaging 2.5°C and nights around -8.3°C (mean -2.9°C, cooler than Bozeman's yearly average) and moderate rainfall. July and August are marginally more temperate, but March still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 4.4°C | -0.7°C | -5.8°C | 16.0°C | -12.4°C | 46 mm | 77% | 1.3 m/s | 3.7 |
| 2024 | 2.4°C | -2.8°C | -8.0°C | 12.9°C | -19.6°C | 59 mm | 80% | 1 m/s | 4.1 |
| 2023 ❄️ | -2.7°C | -8.5°C | -14.3°C | 1.1°C | -19.6°C | 68 mm | 94% | 0.9 m/s | 4.6 |
| 2022 | 4.3°C | -1.4°C | -7.1°C | 16.8°C | -22.5°C | 28 mm | 70% | 1.2 m/s | 3.7 |
| 2021 | 2.8°C | -2.8°C | -8.5°C | 9.8°C | -14.6°C | 30 mm | 79% | 1.1 m/s | 4.3 |
| 2020 | 1.9°C | -3.3°C | -8.5°C | 6.4°C | -16.8°C | 56 mm | 84% | 1.1 m/s | 3.9 |
| 2019 | -1.3°C | -7.0°C | -12.6°C | 7.8°C | -29.6°C | 29 mm | 93% | 0.8 m/s | 4.3 |
| 2018 | -1.0°C | -6.3°C | -11.6°C | 3.2°C | -18.8°C | 62 mm | 95% | 1.1 m/s | 3.9 |
| 2017 | 5.6°C | 0.9°C | -3.9°C | 13.9°C | -12.4°C | 67 mm | 79% | 1.4 m/s | 3.6 |
| 2016 | 3.4°C | -1.3°C | -6.1°C | 9.6°C | -16.1°C | 71 mm | 78% | 1.2 m/s | 3.4 |
| 2015 | 7.1°C | 1.1°C | -4.8°C | 15.5°C | -19.8°C | 26 mm | 74% | 1.2 m/s | 4 |
| 2014 | 0.4°C | -4.3°C | -9.1°C | 8.0°C | -26.7°C | 92 mm | 87% | 1.3 m/s | 3.8 |
| 2013 | 2.0°C | -3.4°C | -8.9°C | 11.7°C | -19.2°C | 33 mm | 78% | 1.2 m/s | 4 |
| 2012 | 4.6°C | -0.7°C | -6.0°C | 13.9°C | -18.4°C | 74 mm | 84% | 1.6 m/s | 3.6 |
| 2011 | -0.7°C | -5.8°C | -10.9°C | 1.7°C | -19.1°C | 84 mm | 95% | 1.2 m/s | 3.6 |
| 2010 | 1.7°C | -3.6°C | -8.8°C | 8.3°C | -18.8°C | 52 mm | 86% | 1.1 m/s | 4.2 |
| 2009 🌧️ | 0.1°C | -5.4°C | -10.8°C | 11.4°C | -24.9°C | 99 mm | 86% | 1.2 m/s | 3.8 |
| 2008 | -2.4°C | -7.9°C | -13.3°C | 0.7°C | -23.8°C | 61 mm | 95% | 1.1 m/s | 3.8 |
| 2007 | 6.0°C | 0.1°C | -5.8°C | 13.8°C | -20.6°C | 42 mm | 77% | 1.2 m/s | 3.8 |
| 2006 | 1.6°C | -4.0°C | -9.6°C | 9.1°C | -17.4°C | 43 mm | 80% | 1.2 m/s | 3.6 |
| 2005 | 3.7°C | -1.5°C | -6.7°C | 13.9°C | -12.3°C | 55 mm | 76% | 1.2 m/s | 3.5 |
| 2004 | 5.8°C | 0.0°C | -5.7°C | 16.4°C | -16.4°C | 32 mm | 76% | 1.2 m/s | 4.2 |
| 2003 | 2.1°C | -2.5°C | -7.0°C | 10.1°C | -20.2°C | 63 mm | 84% | 1.3 m/s | 3.4 |
| 2002 | 0.5°C | -5.3°C | -11.0°C | 12.5°C | -22.8°C | 31 mm | 78% | 1.3 m/s | 4.1 |
| 2001 | 5.2°C | -0.6°C | -6.4°C | 11.4°C | -12.9°C | 33 mm | 70% | 1.1 m/s | 4.1 |
| 2000 | 3.1°C | -2.2°C | -7.6°C | 11.6°C | -15.1°C | 56 mm | 76% | 1.2 m/s | 4 |
| 1999 | 3.4°C | -2.9°C | -9.2°C | 14.7°C | -21.6°C | 31 mm | 76% | 1.1 m/s | 4 |
| 1998 | 0.4°C | -5.0°C | -10.3°C | 8.6°C | -23.5°C | 57 mm | 90% | 1 m/s | 4 |
| 1997 | 0.9°C | -4.3°C | -9.6°C | 9.8°C | -23.5°C | 51 mm | 86% | 1.4 m/s | 3.8 |
| 1996 | 0.8°C | -4.8°C | -10.3°C | 7.9°C | -21.6°C | 81 mm | 86% | 1.1 m/s | 3.9 |
| 1995 | 1.7°C | -3.5°C | -8.7°C | 9.2°C | -18.4°C | 79 mm | 82% | 1.3 m/s | 3.8 |
| 1994 | 4.6°C | -1.2°C | -6.9°C | 12.8°C | -18.2°C | 30 mm | 68% | 1.2 m/s | 4.1 |
| 1993 | 3.9°C | -1.9°C | -7.6°C | 11.7°C | -19.4°C | 35 mm | 81% | 1.2 m/s | 3.8 |
| 1992 🔥 | 7.3°C | 1.5°C | -4.3°C | 12.1°C | -11.4°C | 27 mm | 71% | 0.8 m/s | 4.4 |
| 1991 | 2.4°C | -2.9°C | -8.2°C | 10.6°C | -14.3°C | 52 mm | 76% | 1.2 m/s | 3.9 |
| 1990 | 3.8°C | -2.2°C | -8.1°C | 13.2°C | -16.6°C | 46 mm | 76% | 1.1 m/s | 3.9 |
| 1989 | 1.9°C | -3.6°C | -9.1°C | 12.0°C | -28.0°C | 66 mm | 84% | 1.2 m/s | 3.3 |
| 1988 | 1.8°C | -3.3°C | -8.5°C | 11.0°C | -17.5°C | 52 mm | 72% | 1.4 m/s | 3.6 |
| 1987 | 2.9°C | -2.2°C | -7.3°C | 10.1°C | -22.6°C | 33 mm | 74% | 1.2 m/s | 4.1 |
| 1986 | 7.1°C | 1.3°C | -4.4°C | 16.3°C | -9.7°C | 39 mm | 72% | 1.2 m/s | 3.9 |
| 1985 | -0.2°C | -5.9°C | -11.5°C | 8.8°C | -26.6°C | 52 mm | 85% | 1.2 m/s | 4.2 |
| 1984 | 1.0°C | -3.6°C | -8.1°C | 7.3°C | -17.9°C | 64 mm | 86% | 1.1 m/s | 3.8 |
| 1983 | 3.2°C | -1.9°C | -7.0°C | 11.2°C | -17.5°C | 51 mm | 80% | 1.1 m/s | — |
| 1982 | 1.1°C | -4.0°C | -9.1°C | 6.2°C | -18.5°C | 83 mm | 83% | 1.2 m/s | — |
| 1981 | 5.4°C | -0.4°C | -6.2°C | 10.0°C | -11.1°C | 45 mm | 70% | 1 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 2.5°C with lows near -8.3°C (mean -2.9°C), based on 45 years of NASA POWER data.
March averages 53 mm of rainfall in Bozeman, about average for rainfall. The wettest on record was 99 mm in 2009.
The hottest March reached 16.8°C in 2022. The coldest dipped to -29.6°C in 2019.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Daytime highs rose from 2.1°C to 2.2°C while overnight lows fell from -8.4°C to -8.7°C, widening the gap between day and night.
March is one of the cooler months of the year in Bozeman and about average for rainfall, so plan for around 2.5°C daytime highs and -8.3°C at night.
Not quite — March is the 5th coolest month in Bozeman, averaging -2.9°C.
For March in Bozeman, pack warm layers and a jacket for chilly mornings, with typical highs of 2.5°C and lows of -8.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 81% — quite humid.
Average wind speed in March is 1.2 m/s. The windiest March on record averaged 1.6 m/s (2012).
The wettest March on record was 2009 with 99 mm. On average, March sees 53 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Bozeman behaves each March, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for March specifically, along with year-by-year records and how the month has changed over the decades.
