Missoula, Montana Weather
Pikas hayfeeding in granite peaks. Day 78 of spring. Read this microseason across nine climate regions →
Missoula weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Drizzle27%0.04″72°53°—
- FridayJun 5Overcast——77°51°+5°
- SaturdayJun 6Overcast——67°47°-10°
- SundayJun 7Light Snow Shwrs39%0.18″59°38°-8°
- MondayJun 8Overcast19%—72°40°+13°
- TuesdayJun 9Heavy Drizzle60%0.22″67°49°-5°
- WednesdayJun 10Drizzle60%0.29″59°52°-8°
Ozone at AQI 46 — peak already passed at 1 PM under partly cloudy skies. AQI flat over the last 6 hours (within ±4 points). Levels should ease through evening.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 46 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 46
- UV peak
- 1.5 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 46
PM × Wind × Precip
PM2.5 at 6.1 µg/m³, PM10 at 7.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.81
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 6:58 AM
- Moonset
- 4:29 PM
- In sign
- ♒︎ Aquarius
Pikas hayfeeding in granite peaks
Missoula at a glance
- Today vs. normal: 70°F — typical for the season
- Last frost: May 27 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Warm-season window is open
As of June 5, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.