Cumnock Weather & Climate: Best Time to Visit

In Cumnock, seasonal changes bring about a moderate variation in temperatures. Typically, average maximum daytime temperatures range from a pleasant 18°C (64°F) in July to a chilly 7°C (45°F) in the coolest month, February.

Nights vary from 11°C (52°F) in July to around 2°C (36°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Cumnock has a notably wet climate with abundant precipitation, recording 1385 mm (55 in) of rain/snowfall per year. Precipitation levels in Cumnock remain relatively steady throughout the year. December has the most rain, with 141 mm (5.6 in) over 21 days. In the driest month May, this drops slightly to 87 mm (3.4 in), making the city's climate fairly predictable. For more details, please visit our Cumnock Precipitation page.

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

The average number of days each month with precipitation

For those who appreciate different seasons, Cumnock serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.3 hours of sunshine daily, and embrace the darker days in January, offering only 1.2 hours of daily sunlight.

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 Cumnock.

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