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Weather & Climate
Greene County, Iowa, United States
Overview
Climate data and monthly weather averages for Greene County.
Key Metrics
Annual Avg
9.6°C
Summer Avg
23.1°C
Winter Avg
-5°C
Record High
42°C
Record Low
-35.9°C
Annual Precipitation
838 mm
Avg Humidity
74%
Summer Humidity
70%
Winter Humidity
82%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 12.9° | -6.4° | -35.9° | 20.5 | 83% | 61 | 63.5 |
| Feb | 19.4° | -4.8° | -26.1° | 27.4 | 81% | 85 | 60 |
| Mar | 26.6° | 2.6° | -23.4° | 43.7 | 75% | 118 | 60.2 |
| Apr | 30.8° | 9.8° | -9.9° | 85.5 | 70% | 145 | 73.1 |
| May | 35.3° | 16° | -2.1° | 117.2 | 72% | 174 | 51.8 |
| Jun | 39.2° | 21.9° | 5.2° | 123.9 | 73% | 188 | 47.4 |
| Jul | 42° | 24.4° | 9.9° | 88.7 | 69% | 201 | 36.7 |
| Aug | 40.2° | 23° | 7.8° | 109.4 | 68% | 171 | 40.9 |
| Sep | 38.1° | 18.6° | 2° | 82.2 | 68% | 133 | 46.7 |
| Oct | 30.7° | 10.2° | -6.1° | 67 | 71% | 95 | 59 |
| Nov | 25° | 3.1° | -15.5° | 36.9 | 76% | 63 | 61.3 |
| Dec | 17.9° | -3.7° | -26° | 35.6 | 83% | 50 | 70.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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