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Monthly climate in Saint Ignace, Michigan, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Saint Ignace features a humid continental climate (Dfb). Temperatures typically range between -6 °C (22 °F) and 20 °C (69 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 1022 mm (40.2 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually. Saint Ignace enjoys an average of 2703 hours of sunshine throughout the year, and daylight varies from 8 hours 43 minutes to 15 hours 38 minutes per day.

Monthly average temperatures in Saint Ignace, Michigan, United States §

The warmest months in Saint Ignace are June, July and August, with daily mean temperatures ranging from 16 to 20 °C (62 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -2 °C (22 - 29 °F) throughout the day. On average each year, Saint Ignace experiences 24 days above 25 °C (77.0 °F) and 133 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Saint Ignace, 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 7°C
(44°F)		 8°C
(47°F)		 16°C
(61°F)		 18°C
(65°F)		 27°C
(80°F)		 30°C
(86°F)		 31°C
(88°F)		 31°C
(87°F)		 29°C
(85°F)		 24°C
(76°F)		 21°C
(71°F)		 13°C
(56°F)
Mean maximum 4°C
(39°F)		 5°C
(42°F)		 11°C
(51°F)		 15°C
(60°F)		 23°C
(74°F)		 27°C
(81°F)		 28°C
(83°F)		 28°C
(83°F)		 26°C
(80°F)		 22°C
(72°F)		 13°C
(55°F)		 9°C
(48°F)
Average high -3°C
(27°F)		 -3°C
(27°F)		 2°C
(35°F)		 7°C
(45°F)		 14°C
(58°F)		 21°C
(69°F)		 24°C
(76°F)		 24°C
(75°F)		 20°C
(68°F)		 13°C
(55°F)		 5°C
(41°F)		 0°C
(32°F)
Daily mean -5°C
(22°F)		 -6°C
(22°F)		 -2°C
(29°F)		 3°C
(38°F)		 10°C
(50°F)		 16°C
(62°F)		 20°C
(69°F)		 20°C
(68°F)		 16°C
(61°F)		 10°C
(50°F)		 2°C
(37°F)		 -2°C
(29°F)
Average low -8°C
(18°F)		 -9°C
(16°F)		 -5°C
(23°F)		 0°C
(33°F)		 6°C
(43°F)		 12°C
(54°F)		 16°C
(62°F)		 16°C
(61°F)		 12°C
(54°F)		 7°C
(45°F)		 0°C
(33°F)		 -4°C
(24°F)
Mean minimum -17°C
(2°F)		 -17°C
(1°F)		 -14°C
(7°F)		 -6°C
(22°F)		 -0°C
(32°F)		 8°C
(47°F)		 12°C
(53°F)		 11°C
(52°F)		 7°C
(44°F)		 1°C
(33°F)		 -8°C
(18°F)		 -12°C
(10°F)
Minimum -23°C
(-9°F)		 -20°C
(-4°F)		 -18°C
(-0°F)		 -9°C
(16°F)		 -2°C
(28°F)		 4°C
(40°F)		 10°C
(50°F)		 8°C
(48°F)		 5°C
(41°F)		 -3°C
(26°F)		 -12°C
(11°F)		 -19°C
(-1°F)

Compare climate in Saint Ignace with other places

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

Monthly average precipitation in Saint Ignace, Michigan, United States §

Saint Ignace usually has the most precipitation in June, September and October, with an average of 12 rainy days and 112 mm (4.4 inches) of precipitation per month. The driest months in Saint Ignace are January, February and March. On average, 57 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saint Ignace, 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) 50 (2.0) 64 (2.5) 57 (2.3) 94 (3.7) 89 (3.5) 100 (4.0) 86 (3.4) 95 (3.7) 96 (3.8) 138 (5.4) 74 (2.9) 77 (3.0)
Average precipitation days (≥ 1 mm) 12 13 9 13 10 10 9 9 11 17 14 15

Monthly sunshine hours in Saint Ignace, Michigan, United States §

The sunniest months in Saint Ignace are June, July and August, when the sun shines an average of 11 hours 7 minutes a day. Least sunny months in Saint Ignace: January, November and December receive an average of 3 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saint Ignace, 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 86 136 228 238 304 331 360 331 274 192 120 99
Mean daily daylight hours 9h 7m 10h 22m 11h 57m 13h 34m 14h 57m 15h 38m 15h 15m 14h 1m 12h 28m 10h 52m 9h 27m 8h 43m

Solar UV radiation in Saint Ignace, Michigan, United States §

Saint Ignace experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 9 - 9, 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 Saint Ignace UV Index data.

Average daily maximum UV levels by month for Saint Ignace, 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 7 9 9 9 8 7 5 3 2

Detailed Monthly Weather Insights for Saint Ignace, Michigan, United States

Discover in-depth weather details for every month in Saint Ignace. 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 Saint Ignace'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.