Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Sturgeon Bay features a humid continental climate (Dfb).Temperatures typically range between -5 °C (22 °F) and 22 °C (72 °F) through the year, but rarely can drop to -28 °C (-18 °F) or can rise to as high as 31 °C (89 °F).The average annual precipitation amounts to about 898 mm (35.3 inches) and receives 118 rainy days on the 1 mm (0.04 inches) threshold annually.Sturgeon Bay enjoys an average of 2992 hours of sunshine throughout the year, and daylight varies from 8 hours 50 minutes to 15 hours 30 minutes per day.
The warmest months in Sturgeon Bay are June, July and August, with daily mean temperatures ranging from 18 to 22 °C (64 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -2 °C (22 - 29 °F) throughout the day. On average each year, Sturgeon Bay experiences 30 days above 25 °C (77.0 °F) and 119 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 7°C (45°F) | 12°C (54°F) | 13°C (56°F) | 19°C (66°F) | 25°C (77°F) | 29°C (85°F) | 31°C (89°F) | 29°C (85°F) | 29°C (85°F) | 23°C (74°F) | 19°C (67°F) | 15°C (59°F) |
Mean maximum | 5°C (41°F) | 8°C (46°F) | 10°C (50°F) | 15°C (60°F) | 23°C (74°F) | 27°C (81°F) | 30°C (87°F) | 28°C (84°F) | 27°C (80°F) | 23°C (73°F) | 14°C (57°F) | 10°C (50°F) |
Average high | -3°C (27°F) | -2°C (28°F) | 3°C (37°F) | 8°C (46°F) | 15°C (58°F) | 21°C (70°F) | 25°C (77°F) | 24°C (76°F) | 20°C (69°F) | 13°C (56°F) | 5°C (42°F) | 1°C (33°F) |
Daily mean | -5°C (23°F) | -5°C (22°F) | -0°C (32°F) | 5°C (41°F) | 11°C (53°F) | 18°C (64°F) | 22°C (72°F) | 21°C (70°F) | 17°C (63°F) | 11°C (51°F) | 3°C (37°F) | -2°C (29°F) |
Average low | -8°C (18°F) | -9°C (17°F) | -3°C (26°F) | 2°C (35°F) | 8°C (47°F) | 15°C (58°F) | 19°C (66°F) | 18°C (64°F) | 14°C (58°F) | 8°C (46°F) | 0°C (33°F) | -4°C (24°F) |
Mean minimum | -19°C (-2°F) | -20°C (-4°F) | -13°C (10°F) | -4°C (24°F) | 2°C (36°F) | 10°C (50°F) | 15°C (59°F) | 13°C (56°F) | 8°C (47°F) | 1°C (34°F) | -7°C (19°F) | -15°C (5°F) |
Minimum | -25°C (-14°F) | -28°C (-18°F) | -21°C (-5°F) | -9°C (15°F) | 0°C (32°F) | 7°C (45°F) | 13°C (57°F) | 12°C (53°F) | 5°C (41°F) | -1°C (31°F) | -10°C (14°F) | -23°C (-9°F) |
Compare temperature, precipitation, sunshine, UV index in Sturgeon Bay, Wisconsin, United States with other places around the world.
Sturgeon Bay usually has the most precipitation in June, August and October, with an average of 11 rainy days and 99 mm (3.9 inches) of precipitation per month.The driest months in Sturgeon Bay are January, February and November. On average, 48 mm (1.9 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 42 (1.6) | 50 (2.0) | 58 (2.3) | 92 (3.6) | 95 (3.8) | 101 (4.0) | 90 (3.6) | 96 (3.8) | 66 (2.6) | 99 (3.9) | 53 (2.1) | 56 (2.2) |
Average precipitation days (≥ 1 mm) | 7 | 10 | 8 | 12 | 11 | 12 | 11 | 10 | 10 | 12 | 7 | 8 |
The sunniest months in Sturgeon Bay are June, July and August, when the sun shines an average of 11 hours 20 minutes a day.Least sunny months in Sturgeon Bay: January, November and December receive an average of 4 hours 48 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 117 | 201 | 249 | 250 | 310 | 339 | 368 | 335 | 278 | 217 | 176 | 148 |
Mean daily daylight hours | 9h 13m | 10h 26m | 11h 57m | 13h 31m | 14h 50m | 15h 30m | 15h 8m | 13h 57m | 12h 27m | 10h 54m | 9h 32m | 8h 50m |
Sturgeon Bay 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 Sturgeon Bay UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 4 | 5 | 7 | 9 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |