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Weather & Climate
Osceola, Wisconsin, United States
Overview
Climate data and monthly weather averages for Osceola.
Key Metrics
Annual Avg
5.9°C
Summer Avg
20.3°C
Winter Avg
-9.9°C
Record High
40.5°C
Record Low
-40.5°C
Annual Precipitation
827 mm
Avg Humidity
79%
Summer Humidity
73%
Winter Humidity
90%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 6.6° | -11.7° | -40.5° | 18 | 91% | 54 | 55.2 |
| Feb | 13.5° | -10.1° | -33.5° | 26.3 | 89% | 81 | 59.4 |
| Mar | 25.2° | -1.7° | -35.9° | 41.9 | 81% | 120 | 61.8 |
| Apr | 28.1° | 6° | -15.9° | 79.2 | 74% | 141 | 62 |
| May | 31.4° | 12.8° | -4.3° | 105.4 | 74% | 168 | 52.3 |
| Jun | 35.4° | 18.7° | 3.7° | 115.2 | 75% | 181 | 51.8 |
| Jul | 40.5° | 21.8° | 7.3° | 96.4 | 72% | 195 | 45.2 |
| Aug | 37.7° | 20.4° | 5.4° | 101.7 | 71% | 162 | 48.2 |
| Sep | 34.3° | 15.9° | -1.1° | 90.9 | 72% | 119 | 50 |
| Oct | 28.8° | 7.3° | -12.2° | 79.4 | 77% | 80 | 59.1 |
| Nov | 21.3° | -0.2° | -23.6° | 34.8 | 82% | 49 | 54.4 |
| Dec | 15° | -8° | -34.7° | 37.8 | 90% | 38 | 63.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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