Stillwater, Minnesota Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Stillwater weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Foggy16%—85°63°—
- MondayJul 6Overcast——89°65°+4°
- TuesdayJul 7T-storm w/ Hail40%0.16″87°68°-2°
- WednesdayJul 8T-storm w/ Hail70%0.57″80°65°-7°
- ThursdayJul 9Overcast54%—80°60°0°
- FridayJul 10Overcast——79°63°-1°
- SaturdayJul 11Overcast——82°59°+3°
AQI 47 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 13.3 µg/m³ (AQI 59) with a 0.89 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
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 53 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 53
- UV peak
- 2.6 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 53
PM × Wind × Precip
PM2.5 at 13.3 µg/m³ (AQI 59) with a 0.89 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.89
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:34 PM
- Moonset
- 11:22 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Stillwater at a glance
- Today vs. normal: 18°F above the seasonal normal for this latitude
- Last frost: May 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 55082
16-Day Forecast — Stillwater
- Sun85°63°16%
- Mon89°66°1%
- Tue87°68°40%
- Wed80°65°70%
- Thu80°60°54%
- Fri79°63°5%
- Sat82°59°7%
- Sun91°66°9%
- Mon78°61°9%
- Tue79°60°6%
- Wed80°60°12%
- Thu88°62°15%
- Fri91°68°19%
- Sat95°68°17%
- Sun94°74°26%
- Mon97°71°33%
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 — Stillwater
SPC has placed Stillwater in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal Risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
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 Stillwater
- 55082
- 55083