Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Port Sanilac features a humid continental climate (Dfb).Temperatures typically range between -3 °C (27 °F) and 21 °C (70 °F) through the year, but rarely can drop to -20 °C (-3 °F) or can rise to as high as 27 °C (81 °F).The average annual precipitation amounts to about 1099 mm (43.3 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually.Port Sanilac enjoys an average of 2851 hours of sunshine throughout the year, and daylight varies from 8 hours 59 minutes to 15 hours 20 minutes per day.
The warmest months in Port Sanilac are July, August and September, with daily mean temperatures ranging from 18 to 21 °C (65 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -3 to 0 °C (27 - 32 °F) throughout the day. On average each year, Port Sanilac experiences 6 days above 25 °C (77.0 °F) and 98 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 7°C (45°F) | 8°C (46°F) | 10°C (50°F) | 13°C (56°F) | 18°C (65°F) | 23°C (73°F) | 27°C (80°F) | 27°C (81°F) | 26°C (79°F) | 21°C (71°F) | 15°C (60°F) | 13°C (56°F) |
Mean maximum | 6°C (43°F) | 6°C (43°F) | 8°C (47°F) | 11°C (52°F) | 16°C (61°F) | 21°C (69°F) | 25°C (78°F) | 26°C (79°F) | 24°C (75°F) | 20°C (69°F) | 12°C (55°F) | 10°C (50°F) |
Average high | -0°C (32°F) | -0°C (32°F) | 2°C (36°F) | 5°C (41°F) | 9°C (49°F) | 16°C (61°F) | 22°C (71°F) | 23°C (73°F) | 20°C (68°F) | 14°C (58°F) | 6°C (44°F) | 3°C (37°F) |
Daily mean | -2°C (28°F) | -3°C (27°F) | -0°C (32°F) | 3°C (38°F) | 7°C (45°F) | 14°C (58°F) | 20°C (68°F) | 21°C (70°F) | 18°C (65°F) | 12°C (55°F) | 5°C (41°F) | 1°C (34°F) |
Average low | -4°C (25°F) | -5°C (23°F) | -2°C (28°F) | 1°C (35°F) | 6°C (43°F) | 13°C (55°F) | 19°C (66°F) | 20°C (68°F) | 17°C (62°F) | 11°C (52°F) | 3°C (38°F) | -1°C (31°F) |
Mean minimum | -12°C (11°F) | -12°C (10°F) | -9°C (17°F) | -2°C (28°F) | 2°C (35°F) | 9°C (48°F) | 15°C (59°F) | 16°C (61°F) | 12°C (54°F) | 5°C (42°F) | -3°C (27°F) | -7°C (19°F) |
Minimum | -20°C (-3°F) | -18°C (1°F) | -14°C (7°F) | -4°C (25°F) | -0°C (32°F) | 5°C (41°F) | 12°C (55°F) | 15°C (60°F) | 11°C (52°F) | 3°C (38°F) | -7°C (20°F) | -14°C (7°F) |
Compare temperature, precipitation, sunshine, UV index in Port Sanilac, Michigan, United States with other places around the world.
Port Sanilac usually has the most precipitation in April, May and October, with an average of 13 rainy days and 116 mm (4.6 inches) of precipitation per month.The driest months in Port Sanilac are March, June and July. On average, 76 mm (3.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 88 (3.5) | 87 (3.4) | 79 (3.1) | 113 (4.4) | 100 (3.9) | 77 (3.0) | 71 (2.8) | 82 (3.2) | 89 (3.5) | 136 (5.3) | 99 (3.9) | 79 (3.1) |
Average precipitation days (≥ 1 mm) | 12 | 12 | 11 | 13 | 11 | 9 | 10 | 10 | 11 | 16 | 13 | 13 |
The sunniest months in Port Sanilac are June, July and August, when the sun shines an average of 11 hours 12 minutes a day.Least sunny months in Port Sanilac: January, February and December receive an average of 4 hours 5 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 99 | 153 | 236 | 249 | 302 | 340 | 357 | 333 | 291 | 211 | 154 | 119 |
Mean daily daylight hours | 9h 21m | 10h 30m | 11h 58m | 13h 27m | 14h 42m | 15h 20m | 14h 59m | 13h 52m | 12h 26m | 10h 57m | 9h 39m | 8h 59m |
Port Sanilac experiences the highest level of ultraviolet (UV) radiation in May, June 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 Port Sanilac UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 2 | 4 | 5 | 8 | 9 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |