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Weather & Climate
Summerside, Prince Edward Island, Canada
Overview
Climate data and monthly weather averages for Summerside.
Key Metrics
Annual Avg
6.1°C
Summer Avg
17.2°C
Winter Avg
-5.1°C
Record High
28.1°C
Record Low
-24.7°C
Annual Precipitation
1086.6 mm
Avg Humidity
85%
Summer Humidity
84%
Winter Humidity
89%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 12.8° | -6.4° | -24° | 79.7 | 90% | 33 | 79.3 |
| Feb | 9.4° | -6.8° | -24.7° | 81.2 | 90% | 49 | 86.8 |
| Mar | 17.8° | -3° | -20.3° | 76.3 | 86% | 94 | 79.3 |
| Apr | 19.4° | 2.7° | -11.4° | 83.1 | 84% | 129 | 64.2 |
| May | 22.2° | 8.4° | -1.8° | 80.3 | 84% | 159 | 54.2 |
| Jun | 27° | 13.9° | 2.7° | 99 | 84% | 165 | 52.5 |
| Jul | 28.1° | 18.7° | 9.8° | 80.6 | 84% | 174 | 55.1 |
| Aug | 27.8° | 18.9° | 9.9° | 87.1 | 83% | 155 | 57.3 |
| Sep | 28° | 15.2° | 6.2° | 94.5 | 81% | 114 | 86.5 |
| Oct | 23.4° | 9.7° | -1.3° | 108.5 | 82% | 72 | 71.7 |
| Nov | 18.6° | 3.5° | -11.7° | 105.6 | 85% | 37 | 71.6 |
| Dec | 13.8° | -2.1° | -17.3° | 110.7 | 88% | 26 | 74.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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