Kewaunee, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Kewaunee weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Foggy15%—72°64°—
- SundayJul 5Overcast——72°61°0°
- MondayJul 6Clear——74°57°+2°
- TuesdayJul 7Overcast——83°58°+9°
- WednesdayJul 8Heavy Showers43%2.5″76°67°-7°
- ThursdayJul 9Light Drizzle52%—72°62°-4°
- FridayJul 10Overcast23%—72°58°0°
AQI 28 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 34 now. With UV 6.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 29 around 1 PM.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 34 now. With UV 6.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 29 around 1 PM.
- Present
- AQI 34
- UV peak
- 6.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 29
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
- 10:51 PM
- Moonset
- 9:50 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Kewaunee at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: May 13 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 54216
16-Day Forecast — Kewaunee
- Sat72°64°15%
- Sun72°61°8%
- Mon74°57°0%
- Tue83°58°4%
- Wed76°67°43%
- Thu72°62°52%
- Fri72°58°23%
- Sat72°56°12%
- Sun73°53°14%
- Mon69°52°14%
- Tue82°55°10%
- Wed79°65°16%
- Thu83°63°14%
- Fri80°66°23%
- Sat73°58°19%
- Sun74°51°20%
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 — Kewaunee
SPC includes Kewaunee 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 Kewaunee
- 54216