Libby, Montana Weather
Monsoon storms drench the south. Day 15 of summer. Read this microseason across nine climate regions →
Libby weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——88°53°—
- SundayJul 5Overcast——85°62°-3°
- MondayJul 6Overcast——90°61°+5°
- TuesdayJul 7Clear——96°55°+6°
- WednesdayJul 8Light Drizzle——82°58°-14°
- ThursdayJul 9Overcast——85°52°+3°
- FridayJul 10Clear——93°52°+8°
AQI 51 (Moderate), driven by Ozone. AQI up 16 in the last 6 hours — air quality is degrading. Ozone at AQI 49. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
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 49. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 49
- UV peak
- 0.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 6
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
- 12:08 AM
- Moonset
- 11:57 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Libby at a glance
- Today vs. normal: 19°F above the seasonal normal for this latitude
- Last frost: June 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 59923
16-Day Forecast — Libby
- Sat88°53°4%
- Sun85°62°0%
- Mon90°61°2%
- Tue96°55°2%
- Wed82°58°1%
- Thu85°52°1%
- Fri93°52°0%
- Sat92°54°2%
- Sun93°56°3%
- Mon98°56°4%
- Tue102°57°5%
- Wed94°57°5%
- Thu91°56°11%
- Fri100°55°6%
- Sat102°59°6%
- Sun105°60°3%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 Libby
- 59923