Average annual temperature is 8.0 °C
Absolute maximum temperature: 29.3 °C
Absolute minimum temperature: -27.7 °C
Number of sunny days: 118 days
Number of rainy days: 203 days
Number of snow days: 44 days
Look at detailed online map of Lanark
* Weather data for Lanark 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) | 12.3 | 10.8 | 7.4 | 18.2 | 27.5 | 28.9 | 29.3 | 26.2 | 28.6 | 23.6 | 15.1 | 15.3 |
| Average daytime temperature (°C) | 3.6 | -0.5 | 1.9 | 8.5 | 13.1 | 19.1 | 25.0 | 22.1 | 21.2 | 16.2 | 6.9 | 4.8 |
| Average temperature (°C) | 0.3 | -4.8 | -1.2 | 4.0 | 8.3 | 14.8 | 21.1 | 18.4 | 17.2 | 12.1 | 3.4 | 1.7 |
| Average night temperature (°C) | -2.9 | -8.9 | -3.7 | 0.5 | 4.5 | 11.6 | 17.9 | 15.3 | 14.2 | 9.1 | 0.5 | -1.2 |
| Absolute minimum temperature (°C) | -9.5 | -27.7 | -9.3 | -5.5 | -1.1 | 7.9 | 13.7 | 11.3 | 8.3 | 2.7 | -6.2 | -6.6 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.8 |
| 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) | 2.7 | 4.6 | 6.1 | 9.1 | 9.0 | 7.3 | 9.1 | 8.4 | 8.7 | 6.7 | 4.3 | 3.5 |
| Precipitation (mm) | 242 | 85 | 89 | 36 | 112 | 110 | 134 | 208 | 84 | 214 | 127 | 252 |
| Sunny days | 7 | 10 | 9 | 12 | 13 | 8 | 6 | 5 | 13 | 14 | 9 | 12 |
| Rainy days | 15 | 11 | 6 | 15 | 18 | 22 | 25 | 26 | 17 | 17 | 18 | 13 |
| Snow days | 9 | 7 | 16 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |
The best time to visit Lanark during the most sunny months:
Months with the longest average daylight duration in Lanark:
The largest precipitation sum in Lanark is at