Average annual temperature is 12.4 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -14.7 °C
Number of sunny days: 187 days
Number of rainy days: 165 days
Number of snow days: 13 days
Look at detailed online map of Shamrock
* Weather data for Shamrock 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) | 17.5 | 13.8 | 21.2 | 26.9 | 31.2 | 33.4 | 34.1 | 35.4 | 31.3 | 28.3 | 23.5 | 15.4 |
| Average daytime temperature (°C) | 5.1 | 8.0 | 9.9 | 18.2 | 25.0 | 29.3 | 28.7 | 27.7 | 24.9 | 18.1 | 11.3 | 7.8 |
| Average temperature (°C) | 0.7 | 2.1 | 4.2 | 11.2 | 18.4 | 23.0 | 23.5 | 22.7 | 19.8 | 13.3 | 6.0 | 3.8 |
| Average night temperature (°C) | -2.3 | -2.0 | -0.1 | 5.5 | 12.3 | 16.8 | 18.7 | 18.3 | 15.4 | 9.4 | 1.6 | 1.1 |
| Absolute minimum temperature (°C) | -14.4 | -14.7 | -11.2 | -1.8 | 2.5 | 10.5 | 14.9 | 11.4 | 9.9 | -2.6 | -10.2 | -8.0 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.7 | 7.3 | 6.5 | 9.6 | 10.8 | 12.5 | 12.3 | 10.5 | 9.6 | 7.2 | 7.5 | 4.5 |
| Precipitation (mm) | 64 | 137 | 118 | 65 | 34 | 28 | 103 | 143 | 99 | 87 | 24 | 73 |
| Sunny days | 8 | 16 | 12 | 15 | 17 | 24 | 12 | 12 | 15 | 17 | 23 | 16 |
| Rainy days | 13 | 11 | 18 | 15 | 14 | 6 | 19 | 19 | 15 | 14 | 7 | 14 |
| Snow days | 10 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Shamrock during the most sunny months:
The largest precipitation sum in Shamrock is at