Castleblayney 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 Castleblayney, Monaghan County, Ireland. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Sunshine in Castleblayney varies greatly throughout the year. The sunniest month, May, reaches an impressive 184 hours, while December, the darkest month, offers only 39 hours. The total annual amount of sun is 1297 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 6.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.3 hours of sunlight per day.

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 15%.

Castleblayney enjoys an average of 1297 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

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

August, Castleblayney’s wettest month, receives 88 mm (3.5 in) of rainfall and has a maximum daytime temperature of 19°C (66°F). During the driest month March you can expect a temperature of 11°C (52°F).

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