Average annual temperature is 9.6 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: -29.2 °C
Number of sunny days: 148 days
Number of rainy days: 182 days
Number of snow days: 35 days
Look at detailed online map of Derry West
* Weather data for Derry West Canada is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 6.0 | 14.1 | 10.8 | 28.5 | 30.2 | 31.7 | 31.6 | 29.8 | 33.4 | 29.6 | 14.7 | 13.1 |
| Average daytime temperature (°C) | 1.4 | 3.5 | 4.6 | 14.1 | 19.6 | 24.0 | 27.0 | 24.5 | 22.9 | 16.4 | 7.7 | 5.2 |
| Average temperature (°C) | -1.2 | -2.5 | 0.0 | 8.4 | 13.3 | 18.8 | 21.6 | 19.6 | 17.9 | 12.3 | 3.6 | 2.3 |
| Average night temperature (°C) | -4.0 | -7.5 | -3.8 | 3.3 | 7.6 | 14.1 | 16.7 | 15.2 | 13.5 | 9.1 | -0.1 | -0.1 |
| Absolute minimum temperature (°C) | -15.7 | -29.2 | -10.4 | -5.8 | 0.4 | 10.3 | 12.9 | 9.7 | 6.3 | -2.6 | -6.2 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.1 | 6.5 | 6.6 | 8.7 | 11.4 | 11.4 | 11.5 | 10.8 | 9.9 | 6.1 | 5.3 | 2.7 |
| Precipitation (mm) | 83 | 80 | 100 | 115 | 49 | 129 | 151 | 95 | 22 | 60 | 58 | 86 |
| Sunny days | 7 | 13 | 9 | 12 | 22 | 14 | 2 | 13 | 19 | 10 | 17 | 10 |
| Rainy days | 12 | 7 | 12 | 18 | 9 | 16 | 29 | 18 | 11 | 21 | 11 | 18 |
| Snow days | 12 | 8 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The best time to visit Derry West during the most sunny months:
Months with the longest average daylight duration in Derry West:
The largest precipitation sum in Derry West is at