Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Wisconsin Dells features a humid continental climate (Dfb).Temperatures typically range between -7 °C (20 °F) and 23 °C (74 °F) through the year, but rarely can drop to -32 °C (-26 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 983 mm (38.7 inches) and receives 116 rainy days on the 1 mm (0.04 inches) threshold annually.Wisconsin Dells enjoys an average of 2909 hours of sunshine throughout the year, and daylight varies from 8 hours 57 minutes to 15 hours 23 minutes per day.
The warmest months in Wisconsin Dells are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -3 °C (20 - 28 °F) throughout the day. On average each year, Wisconsin Dells experiences 71 days above 25 °C (77.0 °F) and 132 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 9°C (48°F) | 18°C (64°F) | 19°C (66°F) | 26°C (79°F) | 34°C (93°F) | 34°C (93°F) | 34°C (94°F) | 33°C (91°F) | 33°C (92°F) | 29°C (85°F) | 22°C (72°F) | 17°C (63°F) |
Mean maximum | 6°C (44°F) | 11°C (52°F) | 16°C (61°F) | 24°C (75°F) | 30°C (87°F) | 32°C (90°F) | 33°C (91°F) | 31°C (87°F) | 30°C (85°F) | 28°C (82°F) | 16°C (61°F) | 13°C (55°F) |
Average high | -3°C (27°F) | -1°C (30°F) | 6°C (43°F) | 12°C (54°F) | 20°C (68°F) | 26°C (79°F) | 28°C (82°F) | 26°C (80°F) | 23°C (73°F) | 14°C (58°F) | 6°C (42°F) | 1°C (34°F) |
Daily mean | -7°C (20°F) | -6°C (21°F) | 1°C (35°F) | 7°C (45°F) | 15°C (59°F) | 21°C (70°F) | 23°C (74°F) | 21°C (71°F) | 18°C (64°F) | 10°C (50°F) | 2°C (36°F) | -3°C (28°F) |
Average low | -11°C (13°F) | -11°C (12°F) | -3°C (27°F) | 2°C (36°F) | 10°C (50°F) | 16°C (61°F) | 18°C (65°F) | 16°C (62°F) | 13°C (55°F) | 6°C (43°F) | -2°C (29°F) | -6°C (21°F) |
Mean minimum | -25°C (-12°F) | -25°C (-12°F) | -17°C (2°F) | -5°C (23°F) | 1°C (34°F) | 11°C (53°F) | 14°C (58°F) | 11°C (51°F) | 6°C (42°F) | -3°C (26°F) | -11°C (13°F) | -17°C (1°F) |
Minimum | -32°C (-26°F) | -32°C (-26°F) | -24°C (-11°F) | -11°C (12°F) | -1°C (30°F) | 7°C (45°F) | 13°C (55°F) | 8°C (47°F) | 2°C (36°F) | -5°C (24°F) | -15°C (5°F) | -24°C (-10°F) |
Compare temperature, precipitation, sunshine, UV index in Wisconsin Dells, Wisconsin, United States with other places around the world.
Wisconsin Dells usually has the most precipitation in May, June and August, with an average of 12 rainy days and 117 mm (4.6 inches) of precipitation per month.The driest months in Wisconsin Dells are January, November and December. On average, 44 mm (1.7 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 43 (1.7) | 52 (2.0) | 58 (2.3) | 92 (3.6) | 126 (5.0) | 115 (4.5) | 96 (3.8) | 110 (4.3) | 98 (3.9) | 102 (4.0) | 45 (1.8) | 45 (1.8) |
Average precipitation days (≥ 1 mm) | 7 | 8 | 8 | 12 | 14 | 11 | 10 | 11 | 10 | 12 | 7 | 6 |
The sunniest months in Wisconsin Dells are June, July and August, when the sun shines an average of 11 hours 2 minutes a day.Least sunny months in Wisconsin Dells: January, November and December receive an average of 5 hours 15 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 126 | 196 | 232 | 238 | 274 | 330 | 356 | 329 | 263 | 203 | 184 | 172 |
Mean daily daylight hours | 9h 19m | 10h 29m | 11h 58m | 13h 28m | 14h 45m | 15h 23m | 15h 2m | 13h 53m | 12h 26m | 10h 56m | 9h 37m | 8h 57m |
Wisconsin Dells 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 Wisconsin Dells 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 | 8 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |