Bigfork, Montana Weather
Monsoon storms drench the south. Day 14 of summer. Read this microseason across nine climate regions →
Bigfork weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——82°58°—
- SundayJul 5Overcast——83°60°+1°
- MondayJul 6Overcast25%—80°49°-3°
- TuesdayJul 7Overcast25%—87°56°+7°
- WednesdayJul 8Overcast——86°59°-1°
- ThursdayJul 9Partly Cloudy——76°57°-10°
- FridayJul 10Clear——81°47°+5°
AQI 37 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±4 points). Ozone at AQI 33 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 around 1 PM.
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 33 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 15 around 1 PM.
- Present
- AQI 33
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 15
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:46 PM
- Moonset
- 10:36 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Bigfork at a glance
- Today vs. normal: 3°F below the seasonal normal for this latitude
- Last frost: June 4 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 59911
15-Day Forecast — Bigfork
- Sat82°58°1%
- Sun83°60°0%
- Mon80°49°25%
- Tue87°56°25%
- Wed86°59°8%
- Thu76°57°2%
- Fri81°47°2%
- Sat88°52°2%
- Sun77°53°4%
- Mon85°52°7%
- Tue93°56°6%
- Wed91°63°9%
- Thu92°63°10%
- Fri96°59°3%
- Sat94°62°6%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
ZIP codes in Bigfork
- 59911