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Monthly climate in Grand Haven, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Grand Haven features a subarctic climate (Dfc). Temperatures typically range between -13 °C (10 °F) and 16 °C (61 °F) through the year, but rarely can drop to -44 °C (-47 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 556 mm (21.9 inches) and receives 107 rainy days on the 1 mm (0.04 inches) threshold annually. Grand Haven enjoys an average of 2833 hours of sunshine throughout the year, and daylight varies from 6 hours 59 minutes to 17 hours 33 minutes per day.

Monthly average temperatures in Grand Haven, Canada

The warmest months in Grand Haven are June, July and August, with daily mean temperatures ranging from 15 to 16 °C (58 - 61 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -13 to -10 °C (10 - 15 °F) throughout the day. On average each year, Grand Haven experiences 15 days above 25 °C (77.0 °F) and 181 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. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum8°C
(46°F)		11°C
(52°F)		14°C
(58°F)		23°C
(74°F)		29°C
(85°F)		39°C
(103°F)		34°C
(94°F)		31°C
(88°F)		29°C
(85°F)		21°C
(70°F)		12°C
(54°F)		7°C
(46°F)
Mean maximum5°C
(41°F)		5°C
(41°F)		10°C
(50°F)		18°C
(65°F)		25°C
(77°F)		29°C
(84°F)		29°C
(85°F)		29°C
(84°F)		24°C
(76°F)		18°C
(65°F)		7°C
(46°F)		5°C
(41°F)
Average high-7°C
(19°F)		-8°C
(18°F)		0°C
(33°F)		7°C
(45°F)		16°C
(62°F)		20°C
(68°F)		21°C
(71°F)		21°C
(70°F)		15°C
(59°F)		7°C
(45°F)		-3°C
(28°F)		-7°C
(20°F)
Daily mean-11°C
(12°F)		-13°C
(10°F)		-6°C
(22°F)		2°C
(35°F)		10°C
(51°F)		15°C
(58°F)		16°C
(61°F)		15°C
(59°F)		9°C
(49°F)		2°C
(37°F)		-6°C
(21°F)		-10°C
(15°F)
Average low-15°C
(5°F)		-17°C
(1°F)		-11°C
(12°F)		-4°C
(26°F)		4°C
(39°F)		9°C
(48°F)		10°C
(51°F)		9°C
(49°F)		5°C
(40°F)		-2°C
(29°F)		-10°C
(14°F)		-13°C
(9°F)
Mean minimum-34°C
(-29°F)		-35°C
(-30°F)		-27°C
(-17°F)		-15°C
(6°F)		-3°C
(27°F)		3°C
(38°F)		6°C
(44°F)		3°C
(38°F)		-3°C
(27°F)		-9°C
(16°F)		-22°C
(-8°F)		-29°C
(-20°F)
Minimum-41°C
(-41°F)		-44°C
(-47°F)		-33°C
(-28°F)		-26°C
(-15°F)		-8°C
(19°F)		2°C
(36°F)		5°C
(41°F)		1°C
(35°F)		-8°C
(18°F)		-13°C
(9°F)		-26°C
(-14°F)		-41°C
(-42°F)

Compare climate in Grand Haven with other places

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

Monthly average precipitation in Grand Haven, Canada

Grand Haven usually has the most precipitation in June, July and August, with an average of 12 rainy days and 79 mm (3.1 inches) of precipitation per month. The driest months in Grand Haven are January, February and December. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Grand Haven. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)26 (1.0)26 (1.0)32 (1.3)28 (1.1)44 (1.7)85 (3.3)94 (3.7)59 (2.3)48 (1.9)41 (1.6)50 (2.0)23 (0.9)
Average precipitation days (≥ 1 mm)7697914131096125

Monthly sunshine hours in Grand Haven, Canada

The sunniest months in Grand Haven are May, June and July, when the sun shines an average of 11 hours 25 minutes a day. Least sunny months in Grand Haven: January, November and December receive an average of 3 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Grand Haven. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours88162228295333354363329236194115129
Mean daily daylight hours7h 38m9h 35m11h 55m14h 17m16h 24m17h 33m16h 54m14h 58m12h 39m10h 18m8h 9m6h 59m

Solar UV radiation in Grand Haven, Canada

Grand Haven experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 7 - 7, which corresponds to the High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 1. For more detailed information, check out our hourly Grand Haven UV Index data.

Average daily maximum UV levels by month for Grand Haven. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)123577775311