Kilmarnock Weather & Climate: Best Time to Visit

The climate in Kilmarnock experiences moderate temperature changes, with mild shifts between seasons. On average, daytime temperatures range from a pleasant 18°C (64°F) in July to a chilly 8°C (46°F) in February.

Nighttime temperatures range from 12°C (54°F) in July to 3°C (37°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Kilmarnock has a relatively rainy climate with high precipitation levels, averaging 1422 mm (56 in) of rainfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, December, sees around 151 mm (5.9 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, May, still receives a respectable 85 mm (3.3 in) of rainfall. For more details, please visit our Kilmarnock Precipitation page.

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

The average number of days each month with precipitation

In Kilmarnock, summer days are longer and more sunny, with daily sunshine hours peaking at 6.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 1.2 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 relative humidity is high throughout the year in Kilmarnock.

The city experiences its highest humidity in January, reaching 87%. In May, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year