Holyhead Weather in May

May in Holyhead typically sees daytime highs of 15°C (59°F) and nighttime lows of 9°C (48°F). With the least rainfall of the year, it's a reliably dry month.

Rainfall in Holyhead in May

Expect fewer clouds and less rain as the month goes on. This makes it an ideal time for outdoor activities, even though the temperatures are on the cooler side. The climate data from previous years indicates about 15 days of rain, averaging 65 mm (2.6 in) for the month. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Holyhead in May

Temperatures in Holyhead in May top out at 15°C (59°F) and drop to 9°C (48°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 9°C (48°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

If your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Holyhead.