Oshkosh, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Oshkosh weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast10%—79°69°—
- SundayJul 5Overcast——82°63°+3°
- MondayJul 6Clear——77°61°-5°
- TuesdayJul 7Overcast——82°58°+5°
- WednesdayJul 8Thunderstorm57%0.03″78°67°-4°
- ThursdayJul 9Heavy Drizzle57%—72°63°-6°
- FridayJul 10Overcast16%—69°59°-3°
AQI 38 (Good), driven by Ozone. AQI up 12 over the last 6 hours (gradual rise). Ozone at AQI 35 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
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 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 35
- UV peak
- 0.7 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 35
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
- 10:55 PM
- Moonset
- 9:55 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Oshkosh at a glance
- Today vs. normal: 11°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: 54901, 54902, 54904
16-Day Forecast — Oshkosh
- Sat79°69°10%
- Sun82°63°2%
- Mon77°61°0%
- Tue82°58°3%
- Wed78°67°57%
- Thu72°63°57%
- Fri69°59°16%
- Sat76°58°8%
- Sun75°54°7%
- Mon73°53°10%
- Tue83°58°12%
- Wed79°65°15%
- Thu82°63°24%
- Fri81°65°19%
- Sat71°59°29%
- Sun76°53°26%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Oshkosh
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 — Oshkosh
SPC includes Oshkosh 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 Oshkosh
- 54985
- 54904
- 54901
- 54902
- 54903
- 54906