Cork, where it's located

The climate of Cork is oceanic, with quite cold, rainy winters and mild, relatively rainy summers.
The city is located in the south-west of Ireland, in the province of Munster, a short distance from the coast, and on the shores of Lough Mahon, an inland bay.
The average temperature of the coldest month (January) is of 5.6 °C (42 °F), that of the warmest month (July) is of 15.3 °C (59 °F). Here are the average temperatures.
Cork - Average temperatures
Min (°C)3345710121210854
Max (°C)881012141719181613108
Min (°F)373739414550545450464139
Max (°F)464650545763666461555046

Precipitation amounts to 1,230 millimeters (48.4 inches) per year: it is therefore quite abundant. It ranges from 75 mm (3 in) in the driest month (April) to 140 mm (5.5 in) in the wettest (October). Here is the average precipitation.
Cork - Average precipitation

On average, there are around 1,430 sunshine hours per year. So, the sun doesn't shine often. Here are the average sunshine hours per day.
Cork - Sunshine

The sea temperature ranges between 10 °C (50 °F) and 17 °C (63 °F). So, it never becomes warm for swimming. Here are the average sea temperatures.
Cork - Sea temperature
Temp (°C)101010101214161716141211
Temp (°F)505050505457616361575452


Best Time

The best time to visit Cork is the summer, from June to August, since it is the mildest of the year. The temperatures are generally good for outdoors activities, although it's better to bring an umbrella, and a sweatshirt or sweater for the evening or for cool days.