Average annual temperature is 17.0 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: -8.6 °C
Number of sunny days: 262 days
Number of rainy days: 98 days
Number of snow days: 5 days
Look at detailed online map of Garrison
* Weather data for Garrison United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.5 | 23.8 | 25.6 | 29.7 | 33.1 | 41.0 | 41.2 | 40.0 | 38.1 | 29.4 | 27.4 | 21.4 |
| Average daytime temperature (°C) | 12.9 | 15.0 | 19.8 | 24.5 | 28.3 | 33.5 | 36.9 | 35.8 | 31.1 | 23.9 | 18.0 | 13.8 |
| Average temperature (°C) | 6.0 | 6.7 | 11.7 | 15.7 | 20.6 | 25.8 | 29.6 | 29.1 | 24.2 | 16.8 | 10.5 | 6.9 |
| Average night temperature (°C) | 1.1 | 0.9 | 5.1 | 8.5 | 13.9 | 18.4 | 22.6 | 22.4 | 18.1 | 11.1 | 5.4 | 2.1 |
| Absolute minimum temperature (°C) | -7.3 | -8.6 | -1.4 | 1.8 | 8.4 | 11.9 | 18.7 | 17.3 | 14.2 | -3.1 | -4.9 | -4.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.0 | 8.5 | 10.2 | 11.4 | 11.3 | 12.8 | 12.8 | 11.9 | 10.8 | 9.6 | 8.3 | 8.1 |
| Precipitation (mm) | 10 | 8 | 3 | 1 | 30 | 28 | 15 | 17 | 39 | 26 | 24 | 42 |
| Sunny days | 26 | 21 | 23 | 26 | 11 | 19 | 20 | 22 | 22 | 22 | 26 | 24 |
| Rainy days | 3 | 4 | 8 | 4 | 20 | 11 | 11 | 9 | 8 | 9 | 4 | 7 |
| Snow days | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Garrison is at