Average annual temperature is 8.1 °C
Absolute maximum temperature: 28.9 °C
Absolute minimum temperature: -28.0 °C
Number of sunny days: 112 days
Number of rainy days: 206 days
Number of snow days: 47 days
Look at detailed online map of Summerside
* Weather data for Summerside 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) | 12.3 | 11.1 | 7.7 | 18.1 | 28.0 | 28.9 | 28.8 | 25.7 | 28.8 | 23.2 | 15.4 | 15.6 |
| Average daytime temperature (°C) | 4.0 | -0.2 | 1.7 | 8.5 | 13.1 | 19.1 | 24.9 | 22.2 | 21.0 | 16.3 | 7.2 | 4.9 |
| Average temperature (°C) | 0.6 | -4.7 | -1.1 | 4.1 | 8.3 | 14.7 | 21.1 | 18.7 | 17.3 | 12.2 | 3.7 | 1.9 |
| Average night temperature (°C) | -2.9 | -8.6 | -3.5 | 0.7 | 4.6 | 11.6 | 18.1 | 15.7 | 14.6 | 9.4 | 0.7 | -0.9 |
| Absolute minimum temperature (°C) | -12.3 | -28.0 | -8.8 | -5.3 | -1.3 | 8.0 | 14.5 | 10.7 | 8.1 | 3.2 | -5.9 | -5.5 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.7 | 4.6 | 5.7 | 9.0 | 9.0 | 6.9 | 8.6 | 8.1 | 8.3 | 6.4 | 4.2 | 3.4 |
| Precipitation (mm) | 234 | 89 | 87 | 38 | 101 | 110 | 116 | 192 | 62 | 214 | 140 | 279 |
| Sunny days | 6 | 8 | 8 | 13 | 11 | 7 | 7 | 6 | 13 | 14 | 8 | 11 |
| Rainy days | 16 | 12 | 6 | 15 | 20 | 23 | 24 | 25 | 17 | 17 | 18 | 13 |
| Snow days | 9 | 8 | 17 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 7 |
The best time to visit Summerside during the most sunny months:
Months with the longest average daylight duration in Summerside:
The largest precipitation sum in Summerside is at