Average annual temperature is 6.9 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -29.8 °C
Number of sunny days: 141 days
Number of rainy days: 174 days
Number of snow days: 50 days
Look at detailed online map of McNairn
* Weather data for McNairn 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) | 11.1 | 10.0 | 8.1 | 18.0 | 30.1 | 34.3 | 30.7 | 25.6 | 29.4 | 24.4 | 12.6 | 14.8 |
| Average daytime temperature (°C) | 0.8 | -3.2 | 1.6 | 9.2 | 15.7 | 19.7 | 27.0 | 22.2 | 21.6 | 15.9 | 4.9 | 3.0 |
| Average temperature (°C) | -3.7 | -8.8 | -2.3 | 4.0 | 9.8 | 15.1 | 22.1 | 17.7 | 16.4 | 11.3 | 0.5 | -0.7 |
| Average night temperature (°C) | -7.5 | -14.1 | -5.7 | -0.4 | 5.0 | 11.6 | 18.2 | 14.2 | 12.8 | 8.0 | -3.0 | -4.1 |
| Absolute minimum temperature (°C) | -20.1 | -29.8 | -15.6 | -8.8 | -0.6 | 5.2 | 13.2 | 9.3 | 5.6 | -2.1 | -8.8 | -12.8 |
| 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 | 10.3 | 11.9 | 13.6 | 15.0 | 15.8 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 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) | 3.3 | 6.5 | 6.4 | 8.6 | 9.4 | 6.9 | 10.0 | 8.2 | 7.3 | 6.3 | 5.6 | 4.6 |
| Precipitation (mm) | 201 | 48 | 93 | 28 | 80 | 195 | 160 | 153 | 91 | 116 | 70 | 87 |
| Sunny days | 8 | 14 | 7 | 17 | 13 | 6 | 4 | 6 | 15 | 13 | 17 | 21 |
| Rainy days | 9 | 6 | 6 | 10 | 18 | 24 | 27 | 25 | 15 | 17 | 11 | 6 |
| Snow days | 14 | 8 | 18 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
The best time to visit McNairn during the most sunny months:
Months with the longest average daylight duration in McNairn:
The largest precipitation sum in McNairn is at