Average annual temperature is 5.6 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -30.5 °C
Number of sunny days: 198 days
Number of rainy days: 112 days
Number of snow days: 55 days
Look at detailed online map of Altona
* Weather data for Altona 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) | -0.2 | 3.5 | 2.7 | 12.6 | 30.5 | 36.5 | 31.9 | 31.0 | 33.2 | 27.7 | 10.8 | 8.2 |
| Average daytime temperature (°C) | -7.3 | -6.1 | -4.0 | 5.8 | 23.6 | 28.0 | 25.2 | 25.6 | 23.4 | 11.9 | 3.2 | 0.1 |
| Average temperature (°C) | -10.6 | -12.1 | -9.4 | 0.7 | 16.4 | 21.9 | 19.4 | 20.1 | 17.5 | 7.2 | -1.1 | -3.7 |
| Average night temperature (°C) | -13.6 | -17.0 | -14.0 | -3.8 | 9.6 | 16.4 | 14.0 | 15.4 | 12.6 | 3.4 | -4.2 | -6.9 |
| Absolute minimum temperature (°C) | -27.8 | -30.5 | -23.6 | -16.7 | -0.6 | 10.7 | 9.0 | 9.9 | 5.6 | -10.5 | -13.6 | -17.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.3 | 16.1 | 15.7 | 14.4 | 12.6 | 10.8 | 9.2 | 8.3 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.0 | 7.0 | 8.2 | 7.8 | 12.0 | 12.9 | 13.3 | 10.6 | 9.0 | 6.2 | 5.3 | 5.1 |
| Precipitation (mm) | 10 | 6 | 17 | 60 | 48 | 96 | 42 | 55 | 73 | 71 | 27 | 21 |
| Sunny days | 20 | 19 | 21 | 12 | 20 | 10 | 14 | 12 | 15 | 16 | 17 | 22 |
| Rainy days | 1 | 0 | 0 | 8 | 11 | 20 | 17 | 19 | 15 | 12 | 7 | 2 |
| Snow days | 10 | 9 | 10 | 10 | 0 | 0 | 0 | 0 | 0 | 3 | 6 | 7 |
The best time to visit Altona during the most sunny months:
Months with the longest average daylight duration in Altona:
The largest precipitation sum in Altona is at