Average annual temperature is 12.5 °C
Absolute maximum temperature: 21.0 °C
Absolute minimum temperature: 4.1 °C
Number of sunny days: 127 days
Number of rainy days: 238 days
Look at detailed online map of Newtown
* Weather data for Newtown Guernsey is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.6 | 10.8 | 12.1 | 12.2 | 14.4 | 18.1 | 19.5 | 20.5 | 21.0 | 19.7 | 15.2 | 13.7 |
| Average daytime temperature (°C) | 9.7 | 9.3 | 9.8 | 10.3 | 12.6 | 15.4 | 16.7 | 17.3 | 18.6 | 16.4 | 12.9 | 11.8 |
| Average temperature (°C) | 8.8 | 8.4 | 8.8 | 9.5 | 11.7 | 14.3 | 16.0 | 16.6 | 17.5 | 15.3 | 11.8 | 10.9 |
| Average night temperature (°C) | 7.9 | 7.6 | 7.9 | 8.7 | 10.9 | 13.6 | 15.3 | 16.0 | 16.6 | 14.4 | 10.7 | 10.0 |
| Absolute minimum temperature (°C) | 4.1 | 5.1 | 4.2 | 7.1 | 9.9 | 11.4 | 13.6 | 14.8 | 13.1 | 10.8 | 6.9 | 5.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.7 | 10.1 | 11.9 | 13.8 | 15.4 | 16.2 | 15.8 | 14.4 | 12.6 | 10.8 | 9.1 | 8.2 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 6.2 | 5.6 | 8.9 | 12.1 | 13.2 | 11.3 | 10.3 | 9.6 | 7.2 | 4.5 | 3.6 |
| Precipitation (mm) | 122 | 21 | 120 | 73 | 38 | 22 | 60 | 67 | 78 | 190 | 246 | 137 |
| Sunny days | 4 | 12 | 3 | 12 | 23 | 22 | 9 | 9 | 14 | 11 | 3 | 5 |
| Rainy days | 27 | 16 | 28 | 18 | 8 | 8 | 22 | 22 | 16 | 20 | 27 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Newtown during the most sunny months:
Months with the longest average daylight duration in Newtown:
The largest precipitation sum in Newtown is at