Marion, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Marion weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast22%—83°66°—
- SundayJul 5Overcast——81°62°-2°
- MondayJul 6Clear——78°58°-3°
- TuesdayJul 7Overcast——81°58°+3°
- WednesdayJul 8Thunderstorm55%0.34″80°65°-1°
- ThursdayJul 9Light Drizzle58%—77°62°-3°
- FridayJul 10Overcast13%—78°56°+1°
AQI 32 (Good), driven by Ozone. AQI down 5 over the last 6 hours (gradual decline). Ozone at AQI 35 now. With UV 7.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 26 around 1 PM.
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 35 now. With UV 7.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 26 around 1 PM.
- Present
- AQI 35
- UV peak
- 7.7 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 26
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
- 10:57 PM
- Moonset
- 9:56 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Marion at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: May 14 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 54950
16-Day Forecast — Marion
- Sat83°66°22%
- Sun81°62°5%
- Mon78°58°1%
- Tue81°58°6%
- Wed80°65°55%
- Thu77°62°58%
- Fri78°56°13%
- Sat80°60°9%
- Sun72°58°11%
- Mon80°56°11%
- Tue78°58°7%
- Wed79°60°16%
- Thu81°66°19%
- Fri86°67°13%
- Sat82°65°26%
- Sun86°68°26%
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 — Marion
SPC includes Marion 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 Marion
- 54950