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Monthly climate in Grand Haven, Michigan, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Grand Haven features a humid continental climate (Dfb). Temperatures typically range between -2 °C (28 °F) and 22 °C (72 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1103 mm (43.4 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually. Grand Haven enjoys an average of 2875 hours of sunshine throughout the year, and daylight varies from 9 hours 2 minutes to 15 hours 17 minutes per day.

Monthly average temperatures in Grand Haven, Michigan, United States §

The warmest months in Grand Haven are July, August and September, with daily mean temperatures ranging from 19 to 22 °C (66 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -2 to 1 °C (28 - 35 °F) throughout the day. On average each year, Grand Haven experiences 19 days above 25 °C (77.0 °F) and 84 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Grand Haven, Michigan, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 9°C
(48°F)		 12°C
(53°F)		 14°C
(58°F)		 17°C
(64°F)		 26°C
(79°F)		 27°C
(81°F)		 29°C
(85°F)		 28°C
(82°F)		 27°C
(82°F)		 24°C
(75°F)		 18°C
(65°F)		 13°C
(56°F)
Mean maximum 7°C
(44°F)		 7°C
(45°F)		 11°C
(53°F)		 16°C
(62°F)		 22°C
(71°F)		 25°C
(77°F)		 28°C
(82°F)		 27°C
(81°F)		 25°C
(78°F)		 22°C
(73°F)		 13°C
(56°F)		 10°C
(51°F)
Average high 0°C
(32°F)		 0°C
(33°F)		 4°C
(40°F)		 8°C
(47°F)		 14°C
(58°F)		 21°C
(69°F)		 24°C
(76°F)		 24°C
(75°F)		 21°C
(70°F)		 15°C
(59°F)		 7°C
(45°F)		 3°C
(39°F)
Daily mean -2°C
(29°F)		 -2°C
(28°F)		 1°C
(35°F)		 5°C
(42°F)		 12°C
(53°F)		 18°C
(65°F)		 22°C
(72°F)		 22°C
(72°F)		 19°C
(66°F)		 13°C
(55°F)		 5°C
(42°F)		 2°C
(35°F)
Average low -4°C
(26°F)		 -4°C
(24°F)		 -1°C
(31°F)		 3°C
(38°F)		 9°C
(49°F)		 16°C
(61°F)		 20°C
(69°F)		 20°C
(68°F)		 16°C
(62°F)		 11°C
(51°F)		 3°C
(38°F)		 -0°C
(32°F)
Mean minimum -12°C
(12°F)		 -12°C
(10°F)		 -7°C
(19°F)		 -2°C
(30°F)		 4°C
(39°F)		 12°C
(54°F)		 16°C
(62°F)		 15°C
(59°F)		 11°C
(52°F)		 4°C
(40°F)		 -2°C
(28°F)		 -7°C
(19°F)
Minimum -21°C
(-6°F)		 -15°C
(5°F)		 -14°C
(7°F)		 -4°C
(25°F)		 1°C
(35°F)		 9°C
(49°F)		 15°C
(60°F)		 14°C
(57°F)		 9°C
(48°F)		 3°C
(37°F)		 -5°C
(23°F)		 -13°C
(9°F)

Compare climate in Grand Haven with other places

Compare temperature, precipitation, sunshine, UV index in Grand Haven, Michigan, United States with other places around the world.

Monthly average precipitation in Grand Haven, Michigan, United States §

Grand Haven usually has the most precipitation in May, June and October, with an average of 14 rainy days and 131 mm (5.2 inches) of precipitation per month. The driest months in Grand Haven are March, July and August. On average, 65 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Grand Haven, Michigan, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 73 (2.9) 75 (3.0) 71 (2.8) 101 (4.0) 128 (5.0) 118 (4.7) 59 (2.3) 63 (2.5) 106 (4.2) 147 (5.8) 84 (3.3) 77 (3.0)
Average precipitation days (≥ 1 mm) 12 14 11 13 13 12 8 9 9 17 12 12

Monthly sunshine hours in Grand Haven, Michigan, United States §

The sunniest months in Grand Haven are June, July and August, when the sun shines an average of 11 hours 20 minutes a day. Least sunny months in Grand Haven: January, February and December receive an average of 4 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Grand Haven, Michigan, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 88 162 246 251 300 333 365 344 283 206 165 125
Mean daily daylight hours 9h 24m 10h 32m 11h 57m 13h 26m 14h 40m 15h 17m 14h 57m 13h 50m 12h 26m 10h 58m 9h 41m 9h 2m

Solar UV radiation in Grand Haven, Michigan, United States §

Grand Haven experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Grand Haven UV Index data.

Average daily maximum UV levels by month for Grand Haven, Michigan, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 5 8 9 10 10 9 7 5 3 2

Detailed Monthly Weather Insights for Grand Haven, Michigan, United States

Discover in-depth weather details for every month in Grand Haven. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Grand Haven's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.