Grand Haven, Michigan Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Grand Haven weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle29%0.01″78°67°—
- SundayJul 5Overcast36%—83°65°+5°
- MondayJul 6Overcast——79°59°-4°
- TuesdayJul 7Overcast——78°59°-1°
- WednesdayJul 8Drizzle23%—79°65°+1°
- ThursdayJul 9Overcast24%—79°63°0°
- FridayJul 10Overcast24%—81°59°+2°
AQI 74 (Moderate), driven by Ozone. AQI down 31 over the last 6 hours — air quality is improving sharply. Ozone at AQI 50 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 around 1 PM.
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 50 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 22 around 1 PM.
- Present
- AQI 50
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 22
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
- 11:44 PM
- Moonset
- 10:47 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Grand Haven at a glance
- Today vs. normal: 70°F — typical for the season
- Last frost: May 4 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 49417
15-Day Forecast — Grand Haven
- Sat78°67°29%
- Sun83°65°36%
- Mon79°59°6%
- Tue78°59°1%
- Wed79°65°23%
- Thu79°63°24%
- Fri81°59°24%
- Sat80°62°11%
- Sun73°65°13%
- Mon81°65°14%
- Tue70°61°14%
- Wed77°59°16%
- Thu78°64°35%
- Fri78°67°42%
- Sat77°58°12%
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 — Grand Haven
SPC includes Grand Haven in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- 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 Grand Haven
- 49417
- 49456