Today's Weather Forecast - Grand Rapids

Today's weather in Grand Rapids. high 25°C (77°F), low 9°C (48°F). Sunny.

Today’s Hourly Weather Outlook

Morning6 AM – Noon13°
Wind speed
7 km/h
Rain probability
0%
AfternoonNoon – 6 PM24°
Wind speed
8 km/h
Rain probability
0%
Evening6 PM – Midn20°
Wind speed
9 km/h
Rain probability
0%
NightMidn – 6 AM12°
Wind speed
6 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:48 AM
Total Daylight
28% of day elapsedSolar noon 1:38 PM
Sunset
Dusk 8:29 PM
Remaining9h 6m
Solar elevation37°
vs yesterday-5 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: O3
Monitoring station
Holland, Michigan, USA
PM2.5
11μg/m³
O₃
16.8ppb
NO₂
6.2ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Grand Rapids is forecast to reach a high of 25°C today, with an overnight low around 9°C. That's 2° above the long-term average high of 23°C for this time of year. It continues a recent pattern — 15 of the last 19 days with published data have run warmer than normal. Expect little chance of rain (0% probability) and a gentle breeze averaging 9 km/h. Air quality is currently good (AQI 27), with no notable outdoor health concerns.

Today vs Normal

25°C+2° above normal

The long-term average high for today is 23°C.

15 of the last 19 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 26°C26°2026-08-20: 27°C27°2026-08-21: 26°C26°2026-08-22: 25°C25°2026-08-23: 22°C22°2026-08-24: 23°C23°2026-08-25: 26°C26°2026-08-26: 25°C25°2026-08-27: 26°C26°2026-08-28: 26°C26°2026-08-29: 26°C26°2026-08-30: 25°C25°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.