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Weather & Climate
Monticello, Utah, United States
Overview
Climate data and monthly weather averages for Monticello.
Key Metrics
Annual Avg
9.2°C
Summer Avg
21.8°C
Winter Avg
-2.6°C
Record High
37.7°C
Record Low
-24.4°C
Annual Precipitation
320.3 mm
Avg Humidity
49%
Summer Humidity
36%
Winter Humidity
67%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 14.3° | -3.4° | -24.4° | 27.3 | 70% | 88 | 53.5 |
| Feb | 16° | -1.3° | -23.6° | 26.6 | 64% | 104 | 59.6 |
| Mar | 23.8° | 3.3° | -18.3° | 23.9 | 54% | 165 | 59.1 |
| Apr | 27.1° | 7.6° | -8.9° | 21 | 46% | 200 | 58 |
| May | 34.6° | 13.3° | -6° | 22.6 | 39% | 236 | 61.1 |
| Jun | 37.1° | 20.3° | -0.7° | 11.1 | 28% | 252 | 53.7 |
| Jul | 37.7° | 23.6° | 7.1° | 34.7 | 38% | 234 | 39.2 |
| Aug | 36.3° | 21.6° | 7.5° | 33.2 | 41% | 208 | 40.8 |
| Sep | 34.3° | 16.9° | -2.5° | 36.3 | 41% | 174 | 51.4 |
| Oct | 28.1° | 9.1° | -13.9° | 30.7 | 48% | 138 | 61.3 |
| Nov | 21.4° | 2.4° | -17° | 22.5 | 55% | 97 | 49.6 |
| Dec | 13.4° | -3.2° | -22.7° | 30.4 | 68% | 76 | 55.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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