Average annual temperature is 5.9 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: -33.5 °C
Number of sunny days: 121 days
Number of rainy days: 176 days
Number of snow days: 68 days
Look at detailed online map of Petit-Lac-Long
* Weather data for Petit-Lac-Long 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) | 3.4 | 6.9 | 4.8 | 19.2 | 29.2 | 31.8 | 30.1 | 24.4 | 30.2 | 26.9 | 12.1 | 5.3 |
| Average daytime temperature (°C) | -3.5 | -4.3 | 1.0 | 9.5 | 16.9 | 21.9 | 24.1 | 21.3 | 21.4 | 13.4 | 2.0 | 0.0 |
| Average temperature (°C) | -7.0 | -9.3 | -3.1 | 3.9 | 11.0 | 16.9 | 19.6 | 16.9 | 16.2 | 10.1 | -1.8 | -3.9 |
| Average night temperature (°C) | -10.4 | -13.6 | -6.5 | -0.5 | 5.4 | 12.6 | 15.9 | 13.2 | 12.1 | 7.2 | -4.6 | -7.5 |
| Absolute minimum temperature (°C) | -19.7 | -33.5 | -13.4 | -11.6 | -1.6 | 7.2 | 10.2 | 7.7 | 6.6 | -4.4 | -14.1 | -22.6 |
| 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) | 9.1 | 10.4 | 11.9 | 13.6 | 15.0 | 15.7 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.7 |
| 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) | 3.2 | 5.2 | 6.4 | 7.9 | 10.7 | 9.9 | 10.5 | 9.8 | 9.4 | 4.9 | 4.1 | 3.1 |
| Precipitation (mm) | 101 | 85 | 81 | 115 | 116 | 111 | 166 | 115 | 19 | 168 | 61 | 95 |
| Sunny days | 8 | 3 | 10 | 12 | 20 | 8 | 1 | 5 | 19 | 9 | 10 | 16 |
| Rainy days | 8 | 4 | 7 | 17 | 11 | 22 | 30 | 26 | 11 | 21 | 10 | 9 |
| Snow days | 15 | 21 | 14 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 6 |
The best time to visit Petit-Lac-Long during the most sunny months:
Months with the longest average daylight duration in Petit-Lac-Long:
The largest precipitation sum in Petit-Lac-Long is at