Roundstone Sunshine Hours by Month

To truly understand a climate, we must look at its sunshine. This page shows the total number of hours of direct sunlight per month and the average hours per day in Roundstone, Galway County, Ireland. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in Roundstone varies. It peaks at 157 hours in May and drops to 35 hours in December. The total annual amount of sun is 1114 hours.

Daily hours of sunshine

For those who appreciate different seasons, Roundstone serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 5.2 hours of sunshine daily, and embrace the darker days in December, offering only 1.2 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 39% of the time during the day in May, the highest percentage of any month. December has the lowest percentage at 17%.

Roundstone enjoys an average of 1114 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

In contrast, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

Toronto, Canada, sees around 2071 hours of sunshine each year, with especially long, bright summer days.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

November, Roundstone’s wettest month, receives 132 mm (5.2 in) of rainfall and has a maximum daytime temperature of 12°C (54°F). During the driest month April you can expect a temperature of 12°C (54°F).

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