Walnut Grove, Minnesota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Walnut Grove weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Drizzle50%0.03″85°66°—
- SundayJul 5Light Drizzle41%0.01″83°65°-2°
- MondayJul 6Overcast14%—86°68°+3°
- TuesdayJul 7Drizzle37%—89°68°+3°
- WednesdayJul 8Showers54%0.06″78°67°-11°
- ThursdayJul 9Light Drizzle32%0.01″79°62°+1°
- FridayJul 10Overcast——76°61°-3°
AQI 41 (Good), driven by PM2.5. AQI up 5 over the last 6 hours (gradual rise). PM2.5 at 9.6 µg/m³, PM10 at 12.2 µg/m³ — typical background levels with no transport signature.
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 47 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 47
- UV peak
- 1.6 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 47
PM × Wind × Precip
PM2.5 at 9.6 µg/m³, PM10 at 12.2 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.79
- Wind
- light
- Recent rain
- 1h in last 6h
- Pattern
- background
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
- 11:23 PM
- Moonset
- 10:23 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Walnut Grove at a glance
- Today vs. normal: 17°F above the seasonal normal for this latitude
- Last frost: May 11 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 56180
16-Day Forecast — Walnut Grove
- Sat85°66°50%
- Sun83°65°41%
- Mon86°68°14%
- Tue89°68°37%
- Wed78°67°54%
- Thu79°62°32%
- Fri76°61°9%
- Sat78°60°15%
- Sun80°60°13%
- Mon81°59°10%
- Tue87°65°5%
- Wed88°67°11%
- Thu89°71°17%
- Fri80°64°20%
- Sat71°60°13%
- Sun80°57°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 — Walnut Grove
SPC has placed Walnut Grove in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
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 Walnut Grove
- 56180