Bainville, Montana Weather
Pikas hayfeeding in granite peaks. Day 78 of spring. Read this microseason across nine climate regions →
Bainville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Drizzle23%0.02″74°48°—
- FridayJun 5Overcast——83°53°+9°
- SaturdayJun 6Drizzle81%—94°63°+11°
- SundayJun 7Light Drizzle81%—84°57°-10°
- MondayJun 8Light Drizzle34%—77°54°-7°
- TuesdayJun 9Light Showers32%—79°60°+2°
- WednesdayJun 10Light Drizzle34%—76°62°-3°
Ozone at AQI 40 — peak already passed at 1 PM under clear skies. AQI up 14 over the last 6 hours (gradual rise). 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 40 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 40
- UV peak
- 0.7 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 40
PM × Wind × Precip
PM2.5 at 5.4 µg/m³ (AQI 30) with a 0.81 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.81
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 6:23 AM
- Moonset
- 3:44 PM
- In sign
- ♒︎ Aquarius
Pikas hayfeeding in granite peaks
Bainville at a glance
- Today vs. normal: 67°F — typical for the season
- Last frost: June 4 (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.
SPC Convective Outlook
Storm Prediction Center — Bainville
SPC has placed Bainville in the Slight Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3SLGTSlight Risk
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.