Lanark Weather & Climate: Best Time to Visit

Visitors to Lanark can expect significant temperature changes throughout the year. On average, daytime temperatures range from a pleasant 19°C (66°F) in July to a chilly 7°C (45°F) in December.

Nighttime temperatures range from 11°C (52°F) in July to 1°C (34°F) in December.

Check out our detailed temperature page for more information.

Temperature ranges by month

Lanark is known for its substantial rain/snowfall, with annual precipitation reaching 1227 mm (48 in). The wettest period in Lanark occurs in January, which receives around 118 mm (4.6 in) of precipitation. During the driest month, April, Lanark experiences moderate rainfall, totaling 83 mm (3.3 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Lanark Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Lanark, summer days are longer and more sunny, with daily sunshine hours peaking at 6.4 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.6 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The city experiences its highest humidity in January, reaching 84%. In April, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year