UV Index
UV Index
Today's UV index in Limerick, Ireland 
will be up to 5.1, indicating a moderate level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index reaching up to 5.1 in Limerick, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
The UV index in Limerick is usually low to moderate, ranging between 1 and 5 throughout the year, with the highest values in late spring and early summer. Winter months often see UV levels close to 1.
Limerick has mild, wet winters and cool, sometimes rainy summers. Rainfall is common year-round, but it is heaviest from October to January. Summers are relatively short and temperatures rarely get very warm.
Compared to nearby places like Cork and Galway, Limerick has similar weather with frequent rain and mild temperatures. It is generally wetter and cooler than some parts of southern England but milder than northern Ireland during winter.
See the UV index hour by hour for Limerick, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.