Average annual temperature is 19.2 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: -3.1 °C
Number of sunny days: 206 days
Number of rainy days: 159 days
Look at detailed online map of Lanark
* Weather data for Lanark United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.7 | 27.0 | 27.6 | 29.7 | 33.3 | 38.0 | 37.7 | 40.5 | 36.5 | 33.2 | 28.4 | 22.8 |
| Average daytime temperature (°C) | 15.8 | 18.0 | 21.1 | 23.4 | 29.0 | 34.0 | 34.0 | 36.8 | 32.1 | 25.7 | 18.7 | 15.9 |
| Average temperature (°C) | 10.6 | 11.7 | 14.5 | 16.9 | 22.6 | 27.1 | 28.2 | 30.0 | 25.5 | 19.8 | 13.0 | 10.1 |
| Average night temperature (°C) | 7.0 | 7.4 | 9.8 | 12.0 | 17.2 | 21.6 | 23.6 | 24.8 | 20.5 | 15.1 | 8.7 | 5.7 |
| Absolute minimum temperature (°C) | -2.5 | -3.1 | -2.4 | 7.4 | 9.7 | 18.8 | 19.9 | 19.3 | 16.6 | 3.2 | -0.4 | -0.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.3 | 6.9 | 8.2 | 8.2 | 10.6 | 12.0 | 11.4 | 11.9 | 10.5 | 8.2 | 6.9 | 7.6 |
| Precipitation (mm) | 171 | 106 | 183 | 167 | 84 | 55 | 168 | 69 | 54 | 71 | 84 | 51 |
| Sunny days | 15 | 13 | 13 | 13 | 13 | 14 | 15 | 24 | 18 | 21 | 23 | 24 |
| Rainy days | 16 | 15 | 18 | 17 | 18 | 16 | 16 | 7 | 12 | 10 | 7 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Lanark during the most sunny months:
The largest precipitation sum in Lanark is at