March is one of the cooler months of the year in Kalispell, with average highs near 3.4°C and lows around -5.5°C (mean -1°C). It is about average for rainfall, averaging 61 mm of rainfall and 86% relative humidity across the period.
March is one of the cooler months of the year in Kalispell. Across 45 years of records, the warmest March in Kalispell was 1992 — when the month averaged 4.2°C — while the coldest was 2002 at -6°C. Typical March days reach 3.4°C with nights near -5.5°C. The long-term March temperature trend is broadly flat.
March is about average for rainfall in Kalispell, averaging 61 mm of rainfall. The wettest March on record was 2014 with 141 mm, while the driest were 2019 and 2021 at 20 mm.
Relative humidity in Kalispell during March averages 86%. The most humid March was 2011 at 97%, and the least humid was 1992 at 73%.
March receives about 3.3 kWh/m²/day of solar energy in Kalispell. The sunniest March was 1992 at 4 kWh/m²/day, and the cloudiest were 2003 and 2012 at 2.4.
Average wind speed in Kalispell during March is 0.7 m/s. The windiest Marchs were 1988 and 2020 at 0.9 m/s, while the calmest were 1992, 1993 and 1998, among others at 0.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -0.3°C | -1.2°C | -1.9°C | -1.4°C | 0.0°C | +0.3°C |
| Avg High | 4.0°C | 3.5°C | 2.5°C | 2.7°C | 4.7°C | +0.7°C |
| Avg Low | -4.6°C | -5.9°C | -6.3°C | -5.6°C | -4.7°C | -0.1°C |
| Avg Rain | 58 mm | 50 mm | 62 mm | 84 mm | 44 mm | -14 mm |
March temperatures in Kalispell have risen by about 0.7°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -34.3°C (2019) to a record high of 19.7°C (2004).
Rainfall in March is about average for rainfall, averaging 61 mm, with a wettest year of 141 mm.
A good time to visit Kalispell
March is a good time to visit Kalispell, with days averaging 3.4°C and nights around -5.5°C (mean -1°C, cooler than Kalispell's yearly average) and moderate rainfall. August and July 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 | 6.2°C | 1.9°C | -2.3°C | 17.1°C | -5.8°C | 77 mm | 84% | 0.7 m/s | 2.9 |
| 2024 | 5.9°C | 1.0°C | -3.9°C | 16.5°C | -11.3°C | 39 mm | 81% | 0.7 m/s | 3.3 |
| 2023 | 1.5°C | -3.5°C | -8.6°C | 7.4°C | -18.5°C | 30 mm | 84% | 0.7 m/s | 3.4 |
| 2022 | 4.8°C | 0.2°C | -4.4°C | 16.2°C | -19.6°C | 58 mm | 84% | 0.7 m/s | 3.3 |
| 2021 | 6.2°C | 1.4°C | -3.5°C | 13.0°C | -9.7°C | 20 mm | 78% | 0.8 m/s | 3.4 |
| 2020 | 3.7°C | -1.0°C | -5.6°C | 8.3°C | -18.6°C | 41 mm | 80% | 0.9 m/s | 3.3 |
| 2019 | 0.3°C | -4.9°C | -10.0°C | 11.4°C | -34.3°C | 20 mm | 90% | 0.7 m/s | 3.8 |
| 2018 | 0.0°C | -3.9°C | -7.7°C | 2.1°C | -15.4°C | 56 mm | 95% | 0.7 m/s | 3.1 |
| 2017 | 3.2°C | -0.6°C | -4.3°C | 10.8°C | -15.5°C | 130 mm | 92% | 0.7 m/s | 2.8 |
| 2016 | 5.7°C | 1.4°C | -2.8°C | 12.0°C | -8.9°C | 90 mm | 84% | 0.8 m/s | 2.8 |
| 2015 | 7.5°C | 2.3°C | -2.8°C | 16.6°C | -16.8°C | 79 mm | 84% | 0.8 m/s | 3 |
| 2014 🌧️ | 0.5°C | -2.9°C | -6.3°C | 5.1°C | -26.8°C | 141 mm | 93% | 0.7 m/s | 2.9 |
| 2013 | 1.5°C | -2.3°C | -6.2°C | 12.4°C | -17.0°C | 69 mm | 92% | 0.7 m/s | 3.2 |
| 2012 | 3.5°C | -0.8°C | -5.1°C | 14.0°C | -15.0°C | 114 mm | 90% | 0.8 m/s | 2.4 |
| 2011 | -0.1°C | -3.4°C | -6.8°C | 2.7°C | -13.9°C | 92 mm | 97% | 0.7 m/s | 2.7 |
| 2010 | 5.3°C | 0.7°C | -3.9°C | 10.3°C | -9.7°C | 50 mm | 82% | 0.7 m/s | 3.4 |
| 2009 | -1.6°C | -5.9°C | -10.2°C | 4.2°C | -26.2°C | 87 mm | 96% | 0.7 m/s | 3.4 |
| 2008 | -0.6°C | -4.7°C | -8.8°C | 0.9°C | -13.5°C | 53 mm | 96% | 0.7 m/s | 3.7 |
| 2007 | 5.7°C | 1.0°C | -3.6°C | 12.6°C | -14.6°C | 47 mm | 86% | 0.8 m/s | 2.9 |
| 2006 | 3.0°C | -1.5°C | -5.9°C | 9.3°C | -13.7°C | 40 mm | 85% | 0.7 m/s | 3.1 |
| 2005 | 5.5°C | 1.1°C | -3.2°C | 12.3°C | -9.2°C | 64 mm | 81% | 0.8 m/s | 3 |
| 2004 | 5.5°C | 0.6°C | -4.2°C | 19.7°C | -14.0°C | 40 mm | 84% | 0.8 m/s | 3.4 |
| 2003 | 3.6°C | -0.9°C | -5.3°C | 13.6°C | -22.0°C | 102 mm | 88% | 0.7 m/s | 2.4 |
| 2002 ❄️ | -1.3°C | -6.0°C | -10.7°C | 7.7°C | -24.0°C | 78 mm | 93% | 0.7 m/s | 3.3 |
| 2001 | 3.4°C | -1.1°C | -5.7°C | 10.0°C | -16.1°C | 47 mm | 86% | 0.7 m/s | 3.4 |
| 2000 | 1.8°C | -2.0°C | -5.8°C | 6.5°C | -10.5°C | 64 mm | 92% | 0.7 m/s | 3.5 |
| 1999 | 2.9°C | -1.6°C | -6.0°C | 12.5°C | -14.1°C | 44 mm | 87% | 0.7 m/s | 3.5 |
| 1998 | 3.7°C | -1.0°C | -5.7°C | 10.5°C | -17.0°C | 74 mm | 85% | 0.6 m/s | 3.3 |
| 1997 | -0.8°C | -4.6°C | -8.4°C | 3.2°C | -25.1°C | 87 mm | 97% | 0.7 m/s | 3.3 |
| 1996 | 1.2°C | -3.9°C | -9.0°C | 9.7°C | -22.4°C | 54 mm | 86% | 0.7 m/s | 3.2 |
| 1995 | 4.5°C | -0.6°C | -5.7°C | 13.7°C | -17.3°C | 57 mm | 80% | 0.7 m/s | 3.5 |
| 1994 | 5.5°C | 0.8°C | -3.9°C | 16.2°C | -10.6°C | 24 mm | 77% | 0.7 m/s | 3.6 |
| 1993 | 2.0°C | -2.3°C | -6.5°C | 10.5°C | -16.4°C | 39 mm | 93% | 0.6 m/s | 3.3 |
| 1992 🔥 | 9.9°C | 4.2°C | -1.4°C | 15.7°C | -5.5°C | 24 mm | 73% | 0.6 m/s | 4 |
| 1991 | 2.2°C | -2.4°C | -7.0°C | 13.2°C | -17.2°C | 57 mm | 87% | 0.8 m/s | 3.5 |
| 1990 | 4.2°C | -0.6°C | -5.5°C | 13.7°C | -16.4°C | 38 mm | 83% | 0.7 m/s | 3.7 |
| 1989 | 0.3°C | -3.4°C | -7.0°C | 5.2°C | -25.4°C | 78 mm | 92% | 0.7 m/s | 3.2 |
| 1988 | 4.7°C | 0.2°C | -4.2°C | 12.1°C | -11.7°C | 64 mm | 78% | 0.9 m/s | 3 |
| 1987 | 4.7°C | 0.4°C | -4.0°C | 12.3°C | -14.4°C | 81 mm | 83% | 0.7 m/s | 3.3 |
| 1986 | 7.6°C | 3.0°C | -1.6°C | 15.7°C | -4.2°C | 38 mm | 82% | 0.8 m/s | 3.3 |
| 1985 | 0.0°C | -4.4°C | -8.8°C | 5.1°C | -19.8°C | 33 mm | 93% | 0.7 m/s | 3.7 |
| 1984 | 5.1°C | 1.1°C | -3.0°C | 9.0°C | -7.2°C | 56 mm | 85% | 0.6 m/s | 3.3 |
| 1983 | 5.1°C | 0.9°C | -3.3°C | 9.4°C | -11.1°C | 61 mm | 83% | 0.7 m/s | — |
| 1982 | 1.7°C | -2.4°C | -6.5°C | 10.0°C | -12.3°C | 69 mm | 89% | 0.7 m/s | — |
| 1981 | 7.2°C | 2.1°C | -3.0°C | 12.2°C | -6.8°C | 43 mm | 77% | 0.7 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 3.4°C with lows near -5.5°C (mean -1°C), based on 45 years of NASA POWER data.
March averages 61 mm of rainfall in Kalispell, about average for rainfall. The wettest on record was 141 mm in 2014.
The hottest March reached 19.7°C in 2004. The coldest dipped to -34.3°C in 2019.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.7°C. Daytime highs moved from 3.8°C to 4.9°C and overnight lows from -4.9°C to -4.5°C over the same span.
March is one of the cooler months of the year in Kalispell and about average for rainfall, so plan for around 3.4°C daytime highs and -5.5°C at night.
Not quite — March is the 5th coolest month in Kalispell, averaging -1°C.
For March in Kalispell, pack warm layers and a jacket for chilly mornings, with typical highs of 3.4°C and lows of -5.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 86% — quite humid.
Average wind speed in March is 0.7 m/s. The windiest March on record averaged 0.9 m/s (1988).
The wettest March on record was 2014 with 141 mm. On average, March sees 61 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 Kalispell 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.
