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Weather & Climate
Sauk County, Wisconsin, United States
Overview
Available climate summaries for Sauk County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
7.5°C
Summer Avg
21°C
Winter Avg
-7.2°C
Record High
40.2°C
Record Low
-41°C
Annual Precipitation
965.5 mm
Avg Humidity
80%
Summer Humidity
76%
Winter Humidity
89%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 9.4° | -8.8° | -41° | 32.6 | 90% | 54 | 60.6 |
| Feb | 17.8° | -7.3° | -30.2° | 36.7 | 88% | 79 | 64.3 |
| Mar | 24.9° | 0.2° | -27.8° | 56.1 | 81% | 119 | 66.4 |
| Apr | 27.2° | 7° | -12.5° | 98.4 | 77% | 138 | 67.6 |
| May | 32.4° | 13.7° | -3.3° | 115.6 | 77% | 171 | 58.4 |
| Jun | 35.6° | 19.5° | 3.4° | 137.7 | 78% | 182 | 51.7 |
| Jul | 40.2° | 22.3° | 7.4° | 102.3 | 75% | 193 | 37.2 |
| Aug | 37.4° | 21.1° | 5° | 116.3 | 74% | 164 | 40.1 |
| Sep | 34.2° | 16.7° | -0.2° | 93.3 | 75% | 126 | 52.3 |
| Oct | 29.3° | 8.8° | -6.2° | 76.9 | 78% | 85 | 59.6 |
| Nov | 21.8° | 1.7° | -16.4° | 51.9 | 82% | 55 | 55.6 |
| Dec | 17.7° | -5.4° | -32.3° | 47.7 | 89% | 41 | 56.4 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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