Clayton, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Clayton weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Drizzle40%0.03″81°63°—
- SundayJul 5Overcast29%—82°65°+1°
- MondayJul 6Light Drizzle——81°63°-1°
- TuesdayJul 7Overcast25%—84°65°+3°
- WednesdayJul 8Thunderstorm57%0.28″76°63°-8°
- ThursdayJul 9Overcast53%—79°57°+3°
- FridayJul 10Light Drizzle——80°58°+1°
AQI 38 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 10.8 µg/m³ (AQI 54) with a 0.73 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
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 44 now. With UV 6.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 28 around 1 PM.
- Present
- AQI 44
- UV peak
- 6.7 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 28
PM × Wind × Precip
PM2.5 at 10.8 µg/m³ (AQI 54) with a 0.73 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.73
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 11:12 PM
- Moonset
- 10:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Clayton at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: May 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 54004
16-Day Forecast — Clayton
- Sat81°63°40%
- Sun82°65°29%
- Mon81°63°4%
- Tue84°65°25%
- Wed76°63°57%
- Thu79°57°53%
- Fri80°58°9%
- Sat74°61°10%
- Sun74°57°16%
- Mon77°52°5%
- Tue77°58°8%
- Wed82°61°15%
- Thu82°56°10%
- Fri85°66°20%
- Sat84°65°25%
- Sun88°70°29%
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 — Clayton
SPC includes Clayton in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
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 Clayton
- 54004