Rochester, Minnesota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Rochester weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast18%—83°65°—
- SundayJul 5Overcast12%—81°65°-2°
- MondayJul 6Overcast——80°65°-1°
- TuesdayJul 7Overcast——83°64°+3°
- WednesdayJul 8T-storm w/ Hail49%0.20″79°66°-4°
- ThursdayJul 9Overcast49%—78°57°-1°
- FridayJul 10Light Drizzle——75°61°-3°
AQI 43 (Good), driven by PM2.5. AQI up 11 over the last 6 hours (gradual rise). PM2.5 at 11.3 µg/m³, PM10 at 15.3 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 48 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 48
- UV peak
- 1.7 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 48
PM × Wind × Precip
PM2.5 at 11.3 µg/m³, PM10 at 15.3 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.74
- Wind
- light
- Recent rain
- 0h 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
- 11:11 PM
- Moonset
- 10:11 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Rochester at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: May 10 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 55901, 55902, 55903, 55904, 55905, 55906
16-Day Forecast — Rochester
- Sat84°65°18%
- Sun81°66°12%
- Mon80°65°3%
- Tue83°64°9%
- Wed79°66°49%
- Thu78°57°49%
- Fri75°61°8%
- Sat75°55°7%
- Sun77°55°12%
- Mon78°57°9%
- Tue81°60°5%
- Wed80°64°16%
- Thu80°67°26%
- Fri78°63°32%
- Sat72°58°19%
- Sun77°58°16%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Rochester
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 — Rochester
SPC includes Rochester in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- 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 Rochester
- 55902
- 55903
- 55901
- 55906
- 55904
- 55905