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Weather & Climate
Niobrara County, Wyoming, United States
Overview
Climate data and monthly weather averages for Niobrara County.
Key Metrics
Annual Avg
9.5°C
Summer Avg
22.5°C
Winter Avg
-2.2°C
Record High
41.4°C
Record Low
-23.9°C
Annual Precipitation
373.1 mm
Avg Humidity
55%
Summer Humidity
47%
Winter Humidity
64%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 19.9° | -2.2° | -22.2° | 6.8 | 65% | 62 | 63.4 |
| Feb | 20.4° | -1.9° | -23.9° | 10.9 | 62% | 80 | 68.8 |
| Mar | 26.8° | 3.5° | -20.9° | 22.6 | 57% | 126 | 62.1 |
| Apr | 30.3° | 7.7° | -10.8° | 45 | 55% | 157 | 66.3 |
| May | 35.5° | 13.2° | -6° | 71.3 | 55% | 191 | 65.3 |
| Jun | 41° | 20° | 1.9° | 57.3 | 50% | 216 | 57.1 |
| Jul | 41.4° | 24.7° | 7.5° | 45.3 | 46% | 225 | 47 |
| Aug | 39.2° | 22.8° | 4.5° | 35.3 | 46% | 195 | 62.1 |
| Sep | 38.7° | 17.2° | -2.6° | 31.8 | 48% | 147 | 54 |
| Oct | 31.1° | 8.4° | -16.5° | 27.6 | 57% | 101 | 63.9 |
| Nov | 24.5° | 2.5° | -18.2° | 10.5 | 59% | 67 | 66.4 |
| Dec | 18.4° | -2.4° | -23.3° | 8.7 | 65% | 52 | 63.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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