Knock Weather & Climate: Best Time to Visit

Temperatures in Knock, Mayo, Ireland, shift moderately through the seasons. The warmest month is July at 19°C (66°F), and the coolest is February at 9°C (48°F).

With around 1186 mm (47 in) of annual rainfall, Knock has a notably wet climate. The wettest month is December. May is the sunniest month, averaging 5.2 hours of sunshine per day.

Monthly Temperature in Knock

The weather in Knock changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures reach a pleasant 19°C (66°F) in July. In February, the coolest month of the year, temperatures drop to a chilly 9°C (48°F).

At night, temperatures range from around 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

Rainfall in Knock

Knock has a notably wet climate with abundant precipitation, recording 1186 mm (47 in) of rainfall per year. Despite minor fluctuations, Knock enjoys fairly consistent precipitation throughout the year. In December, you can expect around 111 mm (4.4 in) of precipitation, while in September, Knock receives about 87 mm (3.4 in). For more details, please visit our Knock Precipitation page.

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

The average number of days each month with precipitation

Sunshine Hours in Knock

Knock can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 5.2 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.2 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.