Cottage Grove, Minnesota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Cottage Grove weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Rain18%0.29″86°67°—
- SundayJul 5Light Drizzle24%—86°68°0°
- MondayJul 6Overcast——84°66°-2°
- TuesdayJul 7Thunderstorm10%—86°66°+2°
- WednesdayJul 8Thunderstorm56%0.62″76°63°-10°
- ThursdayJul 9Overcast56%—80°58°+4°
- FridayJul 10Light Drizzle——77°58°-3°
AQI 51 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 13.8 µg/m³ (AQI 60) with a 0.74 fine-to-coarse ratio and 4 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 51 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 51
- UV peak
- 5.1 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 51
PM × Wind × Precip
PM2.5 at 13.8 µg/m³ (AQI 60) with a 0.74 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.74
- 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
- 11:14 PM
- Moonset
- 10:12 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Cottage Grove at a glance
- Today vs. normal: 18°F above the seasonal normal for this latitude
- Last frost: May 15 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 55016
16-Day Forecast — Cottage Grove
- Sat86°67°18%
- Sun86°68°24%
- Mon84°66°4%
- Tue86°66°10%
- Wed76°63°56%
- Thu80°58°56%
- Fri77°58°8%
- Sat78°55°11%
- Sun80°57°16%
- Mon82°58°8%
- Tue83°61°5%
- Wed83°67°16%
- Thu82°68°11%
- Fri79°65°23%
- Sat70°61°19%
- Sun82°58°16%
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.
SPC Convective Outlook
Storm Prediction Center — Cottage Grove
SPC includes Cottage Grove in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
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 Cottage Grove
- 55016