July is the hottest month in Killarney with an average temperature of 16°C (61°F) and the coldest is January at 7°C (45°F) with the most daily sunshine hours at 7 in June. The wettest month is October with an average of 133mm of rain. The best month to swim in the sea is in August when the average sea temperature is 17°C (63°F).
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Sunrise 08:44
Sunset 16:28
Sunrise 08:44
Sunset 16:28