Grand Rapids Weather in May

What's the weather like in Grand Rapids (Michigan) in May 2025?

The climate in Grand Rapids during May can be summarized as mild and reasonably dry.

May is in the spring in Grand Rapids and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 7°C (45°F) is normal.

Grand Rapids weather averages (imperial / metric)
Daytime temperature 20.8°C 69.4°F
Nightly temperature 7.4°C 45.3°F
Average temperature 14.1°C 57.4°F
Daily sunshine 9.1 hrs
Avg rainfall 77 mm 3 ins
Rainy days 10 days
Sea temperature 6.3°C 43.4°F
Humidity 65%
Windspeed 16.9kph 11 mph

On average May is the 6th driest month of the year in Grand Rapids with around 77mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.1 hours of sunshine per day.

May temperatures in Grand Rapids

Grand Rapids average temperature in May

May rainfall

Grand Rapids average rain in May

May hourly sunshine

Grand Rapids average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Grand Rapids in May 2025.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Grand Rapids weather stats

Grand Rapids weather statistics
Hottest month: July 27.6°C 81.7°F
Driest month: February 39mm 1.5ins
Sunniest month: July 10.5hrs
Coldest month: January -1.6°C 29.1°F
Wettest month: September 98mm 3.9ins
Map showing location of Grand Rapids (42.96336, -85.66809) Grand Rapids map pin © Google

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