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Weather & Climate
San Luis, Colorado, United States
Overview
Climate data and monthly weather averages for San Luis.
Key Metrics
Annual Avg
6.7°C
Summer Avg
18.2°C
Winter Avg
-4.3°C
Record High
33.9°C
Record Low
-27.3°C
Annual Precipitation
431.6 mm
Avg Humidity
56%
Summer Humidity
48%
Winter Humidity
69%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 11.8° | -4.8° | -25.6° | 27.6 | 71% | 97 | 49.2 |
| Feb | 14.4° | -3.4° | -24.6° | 28.8 | 67% | 117 | 49.4 |
| Mar | 20.2° | 1.2° | -19.6° | 31.6 | 58% | 162 | 57.8 |
| Apr | 23.8° | 5.2° | -10.7° | 35.7 | 51% | 191 | 56.8 |
| May | 32.3° | 10.6° | -7.9° | 33.5 | 46% | 224 | 54.2 |
| Jun | 33.9° | 17.1° | -0.6° | 24.3 | 40% | 233 | 57.9 |
| Jul | 33.9° | 19.5° | 6° | 65.4 | 51% | 214 | 33.5 |
| Aug | 31.8° | 18° | 3.9° | 53.6 | 53% | 198 | 32.9 |
| Sep | 30.9° | 13.8° | -6.3° | 42.6 | 52% | 170 | 48.6 |
| Oct | 26.5° | 6.9° | -11.4° | 30.4 | 54% | 139 | 50 |
| Nov | 19.5° | 0.7° | -18.2° | 24.9 | 58% | 99 | 51.1 |
| Dec | 12.9° | -4.8° | -27.3° | 33.2 | 70% | 85 | 50.4 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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