Climate averages 1991–2020
Missoula weather
in March.
A cold, moderately wet month: the 8th warmest and the joint 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cold month in Missoula: daytime highs average 7.0°C and nights cool to about -1.7°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 44 mm of rain on roughly 11 days, which makes March a moderately wet month (the joint 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 52 min on an average March day.
The nearest other city in this atlas is Spokane Valley (261 km away). In March its highs average 9.1°C, 2.1°C warmer than Missoula, with 70 mm of rain.
Among the 498 cities listed in the United States, Missoula ranks joint 433rd of 498 for the warmest March highs and joint 62nd of 498 for the driest March (rainfall, lowest first). The mean March high of those 498 cities is 14.9°C; Missoula is 7.9°C cooler than that mean.
From March to April, average highs rise by 4.4°C to 11.4°C, and monthly rainfall rises from 44 mm to 53 mm.
The annual picture
March in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Missoula climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 0.6°C-6.9°C | -6.9°C | 45 | 10.8 | 9.09 h |
| February | 2.7°C-5.7°C | -5.7°C | 41 | 9.9 | 10.310 h |
| March, selected | 7.0°C-1.7°C | -1.7°C | 44 | 11.0 | 11.912 h |
| April | 11.4°C1.5°C | 1.5°C | 53 | 11.4 | 13.614 h |
| May | 17.9°C6.3°C | 6.3°C | 56 | 11.0 | 15.015 h |
| June | 22.2°C10.4°C | 10.4°C | 56 | 10.0 | 15.816 h |
| July | 28.8°C15.3°C | 15.3°C | 19 | 4.6 | 15.515 h |
| August | 28.6°C14.9°C | 14.9°C | 19 | 3.8 | 14.214 h |
| September | 22.5°C9.8°C | 9.8°C | 30 | 5.8 | 12.613 h |
| October | 13.6°C3.5°C | 3.5°C | 44 | 8.6 | 10.911 h |
| November | 5.2°C-2.3°C | -2.3°C | 50 | 10.0 | 9.49 h |
| December | -0.1°C-7.4°C | -7.4°C | 51 | 10.4 | 8.69 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Spokane Valley in MarchUnited States · 261 kmHigh 9.1°C · Low -1.2°C · 70 mm rain
- Spokane in MarchUnited States · 274 kmHigh 9.7°C · Low -0.6°C · 63 mm rain
- Lethbridge in MarchCanada · 326 kmHigh 6.1°C · Low -4.9°C · 22 mm rain
- Kennewick in MarchUnited States · 400 kmHigh 14.2°C · Low 2.7°C · 24 mm rain
- Boise in MarchUnited States · 401 kmHigh 11.9°C · Low 0.9°C · 36 mm rain
- Tri-Cities in MarchUnited States · 404 kmHigh 14.3°C · Low 2.8°C · 24 mm rain
- Meridian in MarchUnited States · 408 kmHigh 12.1°C · Low 0.8°C · 31 mm rain
- Nampa in MarchUnited States · 422 kmHigh 12.8°C · Low 1.5°C · 31 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Missoula) is explained once on the Missoula year overview and on the Sources, method and limits page.