UV Index
UV Index
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Today's UV index in Dublin, Ireland 
will be up to 0.5, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
Today, the UV index suggests low sun danger (0-2) in Dublin, reaching up to 0.5. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Dublin.
The UV index in Dublin, Ireland can vary throughout the year. During the summer months, from June to August, the UV index is usually higher, reaching levels of 6 to 7 (high risk). This means it is essential to wear sunscreen and protective clothing to avoid sunburn and potential skin damage. In the winter, from December to February, the UV index decreases significantly, typically remaining at 1 or 2 (low risk).
Dublin experiences four distinct weather seasons. Spring, from March to May, brings mild temperatures averaging around 9-13 °C (48-55 °F). Summer, from June to August, is normally the warmest season, with temperatures ranging from 16-20 °C (61-68 °F). Autumn, from September to November, sees temperatures cooling down to 11-15 °C (52-59 °F). Winter, from December to February, is the coldest season, with temperatures ranging from 3-7 °C (37-45 °F). Rainfall is spread fairly evenly throughout the year.
Compared to its region, Dublin has a milder climate. It benefits from the warming influence of the Gulf Stream, which moderates temperatures. However, it can still experience cool and wet weather at times. Dublin receives approximately 147 days of sunshine per year, which is more than other parts of Ireland. Despite this, the total annual hours of sunshine still average around 1,425 (56 days), which is relatively low.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Dublin. It's designed to provide you with a better understanding of the yearly weather and sun exposure.