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Weather & Climate
Winona, Missouri, United States
Overview
Climate data and monthly weather averages for Winona.
Key Metrics
Annual Avg
13.6°C
Summer Avg
25°C
Winter Avg
1.7°C
Record High
42.3°C
Record Low
-20.1°C
Annual Precipitation
1252.7 mm
Avg Humidity
78%
Summer Humidity
74%
Winter Humidity
83%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 21.7° | 0.5° | -17.3° | 71.9 | 83% | 71 | 32.9 |
| Feb | 23.4° | 2.2° | -20.1° | 85.7 | 82% | 83 | 29.6 |
| Mar | 27.6° | 8° | -13.8° | 122.5 | 81% | 123 | 27.2 |
| Apr | 29.4° | 13.8° | -5.7° | 138.6 | 78% | 153 | 23.1 |
| May | 35.2° | 18.9° | 0.3° | 146.3 | 80% | 178 | 20.8 |
| Jun | 42.3° | 23.6° | 8.6° | 89.1 | 78% | 198 | 18.3 |
| Jul | 41.4° | 25.9° | 12.2° | 104.2 | 74% | 198 | 14.2 |
| Aug | 42.1° | 25.4° | 9.8° | 105.7 | 71% | 175 | 16.8 |
| Sep | 37.6° | 21.3° | 3.7° | 89.4 | 71% | 145 | 23.6 |
| Oct | 34.6° | 14.3° | -4.4° | 102.6 | 73% | 110 | 20.4 |
| Nov | 27.9° | 7.7° | -9.7° | 105.6 | 77% | 76 | 24.4 |
| Dec | 21.9° | 2.3° | -17.2° | 91.1 | 84% | 61 | 27.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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