Campbellsport, Wisconsin Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Campbellsport weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——84°53°—
- FridayJun 5Rain71%0.32″73°65°-11°
- SaturdayJun 6Drizzle56%0.01″80°62°+7°
- SundayJun 7Foggy——72°54°-8°
- MondayJun 8Overcast21%—74°56°+2°
- TuesdayJun 9Light Drizzle29%—76°61°+2°
- WednesdayJun 10Light Showers25%0.15″74°63°-2°
PM2.5 at 7.6 µg/m³ (AQI 42) with a 0.85 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust. AQI down 18 over the last 6 hours — air quality is improving sharply.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 7.6 µg/m³ (AQI 42) with a 0.85 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.85
- Wind
- light
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 4:35 AM
- Moonset
- 1:43 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Campbellsport at a glance
- Today vs. normal: 16°F below the seasonal normal for this latitude
- Last frost: May 8 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Campbellsport
SPC has placed Campbellsport in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWMRGLMarginal Risk
- DAY 3NONENo severe risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
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.