Boise weather in March
Temperature, rain and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Fair
Best time to visit: May – June, September – October
What is the weather like in Boise in March?
In March, Boise is cool: daytime highs average 12 °C, and nights cool down to about 1 °C. Expect around 6 hours of sunshine a day. Rain falls on about 9 days, adding up to 33 mm. All in all, March is a so-so month for a holiday in Boise.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 30 | 50 | 83 |
| Day | 7° | 12° | 16° |
| Night | −3° | 1° | 4° |
| Sun | 5 h | 6 h | 8 h |
| Rain days | 8 | 9 | 6 |
More details for March
- Daylight
- 11 h 51 min07:59 – 19:50
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 60 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−6America/Boise
How the score comes together
- Temperatureweight 50 %39 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 30 %65 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in March
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Boise in March: quick answers
Is Boise hot in March?
No. In March, Boise is cool: daytime highs average 12 °C and nights drop to about 1 °C.
Does it rain much in Boise in March?
Rain falls on about 9 days, adding up to 33 mm.
Boise month by month
The whole year in BoiseAll destinations: USAWhere to go in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences