Box Elder, Montana Weather
Monsoon storms drench the south. Day 15 of summer. Read this microseason across nine climate regions →
Box Elder weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——88°52°—
- SundayJul 5Overcast——85°59°-3°
- MondayJul 6Drizzle35%—80°54°-5°
- TuesdayJul 7Light Showers62%—78°61°-2°
- WednesdayJul 8Showers39%0.10″89°60°+11°
- ThursdayJul 9Clear39%—77°60°-12°
- FridayJul 10Clear——87°59°+10°
AQI 42 (Good), driven by Ozone. AQI up 8 over the last 6 hours (gradual rise).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
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
- 11:33 AM
- In sign
- ♓︎ Pisces
Monsoon storms drench the south
Box Elder at a glance
- Today vs. normal: 8°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: 59521
16-Day Forecast — Box Elder
- Sat88°52°1%
- Sun85°59°3%
- Mon80°54°35%
- Tue78°61°62%
- Wed89°60°39%
- Thu77°60°39%
- Fri87°59°2%
- Sat100°65°3%
- Sun93°73°6%
- Mon96°70°9%
- Tue105°72°9%
- Wed99°73°7%
- Thu82°69°15%
- Fri92°61°16%
- Sat89°64°9%
- Sun90°65°10%
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.
SPC Convective Outlook
Storm Prediction Center — Box Elder
SPC includes Box Elder in the general thunderstorm area tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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.
ZIP codes in Box Elder
- 59521