Average Monthly Sunshine in Slane

The graphs on this page shows the average number of hours per month and per day that Slane receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in Slane varies. It peaks at 188 hours in May and drops to 51 hours in December. The total annual amount of sun is 1432 hours.

Daily hours of sunshine

For those who appreciate different seasons, Slane 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 December, offering only 1.7 hours of daily sunlight.

Slane’s total hours of sunshine compared to other major cities

Slane enjoys an average of 1432 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

Other climate information

August, Slane’s wettest month, receives 78 mm of rainfall and has a maximum daytime temperature of 20°C. During the driest month March you can expect a temperature of 11°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Slane Precipitation page.