Le Roy, Minnesota Weather
Prairie lightning bugs rise. Day 77 of spring. Read this microseason across nine climate regions →
Le Roy weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Light Showers68%0.11″83°60°—
- FridayJun 5Heavy Drizzle20%0.06″79°62°-4°
- SaturdayJun 6Overcast45%—83°64°+4°
- SundayJun 7Light Showers30%0.02″78°65°-5°
- MondayJun 8Light Showers64%0.14″77°66°-1°
- TuesdayJun 9Showers38%0.27″74°67°-3°
- WednesdayJun 10Thunderstorm13%—88°66°+14°
Ozone at AQI 60. AQI flat over the last 6 hours (within ±4 points). Overcast through the UV peak window (cloud cover ~96%) — 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 60. Overcast through the UV peak window (cloud cover ~96%) — afternoon ozone should stay flat.
- Present
- AQI 60
- UV peak
- 7.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 31
PM × Wind × Precip
PM2.5 at 9.1 µg/m³, PM10 at 10.3 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.88
- Wind
- breezy
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 4:51 AM
- Moonset
- 2:01 PM
- In sign
- ♒︎ Aquarius
Prairie lightning bugs rise
Le Roy at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: May 7 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Le Roy
SPC has placed Le Roy in the Slight Risk category for severe thunderstorms tomorrow.
- TODAYMRGLMarginal Risk
- TOMORROWSLGTSlight Risk
- DAY 3NONENo severe risk
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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.