Average annual temperature is 12.1 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -11.7 °C
Number of sunny days: 150 days
Number of rainy days: 208 days
Number of snow days: 7 days
Look at detailed online map of Borough of Castle Shannon
* Weather data for Borough of Castle Shannon 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) | 15.9 | 20.7 | 20.7 | 27.8 | 30.2 | 32.8 | 32.3 | 31.4 | 33.3 | 27.5 | 18.5 | 16.0 |
| Average daytime temperature (°C) | 7.4 | 10.6 | 10.2 | 18.5 | 21.8 | 25.7 | 28.4 | 27.1 | 24.2 | 18.1 | 11.1 | 8.7 |
| Average temperature (°C) | 3.2 | 4.1 | 4.5 | 11.6 | 15.3 | 19.6 | 22.8 | 21.5 | 18.6 | 13.2 | 5.8 | 4.6 |
| Average night temperature (°C) | 0.2 | -0.8 | 0.1 | 5.8 | 9.3 | 14.3 | 18.3 | 16.9 | 14.1 | 9.3 | 1.7 | 1.5 |
| Absolute minimum temperature (°C) | -6.7 | -11.7 | -7.9 | -1.7 | 2.0 | 9.8 | 14.6 | 11.9 | 8.9 | 0.9 | -6.9 | -5.0 |
| 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) | 2.8 | 6.9 | 6.1 | 8.6 | 10.4 | 10.6 | 10.8 | 10.5 | 8.7 | 6.2 | 6.6 | 4.0 |
| Precipitation (mm) | 109 | 66 | 104 | 55 | 79 | 122 | 117 | 91 | 50 | 98 | 43 | 72 |
| Sunny days | 8 | 14 | 12 | 15 | 20 | 12 | 3 | 8 | 12 | 16 | 18 | 12 |
| Rainy days | 20 | 13 | 18 | 15 | 11 | 18 | 28 | 23 | 18 | 15 | 11 | 18 |
| Snow days | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Borough of Castle Shannon during the most sunny months:
The largest precipitation sum in Borough of Castle Shannon is at