Average annual temperature is 8.5 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -30.1 °C
Number of sunny days: 136 days
Number of rainy days: 186 days
Number of snow days: 43 days
Look at detailed online map of Chemong Heights
* Weather data for Chemong Heights 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) | 4.8 | 9.2 | 6.5 | 27.3 | 30.5 | 31.0 | 30.6 | 27.2 | 30.4 | 27.3 | 13.1 | 10.1 |
| Average daytime temperature (°C) | -0.1 | 1.2 | 2.9 | 13.9 | 19.0 | 23.3 | 25.9 | 23.3 | 22.2 | 15.0 | 5.8 | 3.4 |
| Average temperature (°C) | -3.2 | -4.4 | -1.1 | 7.5 | 12.8 | 18.5 | 21.1 | 18.9 | 17.2 | 11.3 | 2.1 | 0.4 |
| Average night temperature (°C) | -5.8 | -8.7 | -4.6 | 2.6 | 7.3 | 14.2 | 17.1 | 15.2 | 13.4 | 8.6 | -0.9 | -1.9 |
| Absolute minimum temperature (°C) | -15.2 | -30.1 | -11.7 | -8.1 | 0.8 | 10.4 | 14.2 | 11.3 | 9.1 | -1.5 | -7.3 | -10.1 |
| 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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| 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 | 5.2 | 6.4 | 8.3 | 11.2 | 11.0 | 11.9 | 10.4 | 9.6 | 5.7 | 5.4 | 2.7 |
| Precipitation (mm) | 84 | 77 | 88 | 101 | 78 | 114 | 130 | 96 | 21 | 102 | 48 | 93 |
| Sunny days | 9 | 8 | 11 | 11 | 22 | 9 | 4 | 10 | 17 | 12 | 13 | 10 |
| Rainy days | 9 | 10 | 9 | 17 | 9 | 21 | 27 | 21 | 13 | 19 | 14 | 17 |
| Snow days | 13 | 10 | 11 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The best time to visit Chemong Heights during the most sunny months:
Months with the longest average daylight duration in Chemong Heights:
The largest precipitation sum in Chemong Heights is at