Hayward, Wisconsin Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Hayward weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast10%—82°59°—
- MondayJul 6Overcast——86°60°+4°
- TuesdayJul 7Thunderstorm53%0.04″85°65°-1°
- WednesdayJul 8Heavy Showers76%2.0″70°64°-15°
- ThursdayJul 9Overcast42%—83°58°+13°
- FridayJul 10Overcast——84°59°+1°
- SaturdayJul 11Overcast——83°56°-1°
AQI 28 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.2 µg/m³, PM10 at 9.3 µg/m³ — typical background levels with no transport signature.
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 37 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 37
- UV peak
- 2.1 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 37
PM × Wind × Precip
PM2.5 at 8.2 µg/m³, PM10 at 9.3 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.88
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 11:29 PM
- Moonset
- 11:16 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hayward at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: May 22 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 54843
16-Day Forecast — Hayward
- Sun82°59°10%
- Mon86°60°8%
- Tue85°65°53%
- Wed70°64°76%
- Thu83°58°42%
- Fri84°59°9%
- Sat83°56°8%
- Sun89°63°15%
- Mon74°58°15%
- Tue82°55°13%
- Wed76°56°15%
- Thu86°59°19%
- Fri90°64°19%
- Sat93°65°19%
- Sun92°71°23%
- Mon93°67°30%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Hayward
SPC has placed Hayward in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal 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.
ZIP codes in Hayward
- 54843