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Weather & Climate
Johnson County, Nebraska, United States
Overview
Climate data and monthly weather averages for Johnson County.
Key Metrics
Annual Avg
11.3°C
Summer Avg
24.6°C
Winter Avg
-2.7°C
Record High
42.8°C
Record Low
-29.7°C
Annual Precipitation
809.6 mm
Avg Humidity
71%
Summer Humidity
68%
Winter Humidity
78%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 15.8° | -3.8° | -29.7° | 18.9 | 79% | 68 | 61.1 |
| Feb | 21.5° | -2.3° | -21.8° | 24.9 | 76% | 86 | 60 |
| Mar | 28.9° | 4.8° | -21.9° | 43.4 | 71% | 124 | 57.5 |
| Apr | 32.8° | 11.4° | -8.2° | 75.9 | 68% | 152 | 60.9 |
| May | 37.8° | 17.4° | -2.7° | 134.2 | 70% | 182 | 54 |
| Jun | 41.8° | 23.2° | 7.3° | 121.5 | 71% | 199 | 55.9 |
| Jul | 42.8° | 26° | 11° | 84.3 | 66% | 204 | 39.9 |
| Aug | 41.2° | 24.6° | 9.4° | 101.1 | 66% | 178 | 48.9 |
| Sep | 37.5° | 19.8° | 3.2° | 75.6 | 67% | 141 | 49.9 |
| Oct | 31.9° | 11.7° | -6.4° | 64.5 | 68% | 106 | 55.3 |
| Nov | 26° | 4.6° | -12.4° | 30.6 | 73% | 73 | 51.2 |
| Dec | 18.2° | -1.9° | -22.9° | 34.7 | 80% | 59 | 63.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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