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Climate · Dublin

Dublin in May

Mild and wet, as the days lengthen.

Typical weather, averaged over 30 years

May in Dublin is mild: highs near 61°F, lows near 46°F. Rain falls on about four days a week, and the days lengthen by 1 hour 28 minutes from the first week to the last.May in Dublin is mild: highs near 16°C, lows near 8°C. Rain falls on about four days a week, and the days lengthen by 1 hour 28 minutes from the first week to the last.

High
61°F16°Caverage
Low
46°F8°Caverage
Wet days
4a week · 52% of days
Daylight
15h 52mon average

Is May a good time to visit Dublin?

May sits outside Dublin's best months, which run from July to August. Expect mild days and rain on about four days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How May sits in the year

week by week

Temperature

Highs near 61°F in May, against 49°F to 69°F through the year.Highs near 16°C in May, against 9°C to 21°C through the year.

Chance of a wet day

52% of days in May, against 42% to 53% through the year.

Cloud cover

59% cover in May, against 56% to 70% through the year.

Daylight

15h 52m in May, against 7h 35m to 16h 54m through the year.

Week by week, lightly smoothed, with May shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. April56°13°low 41°low 5°3 wet days a weekRain on about three days a week.
  2. May61°16°low 46°low 8°4 wet days a weekRain on about four days a week.
  3. June66°19°low 51°low 11°3 wet days a weekRain on about three days a week.

Where Dublin sits, in May

Europe/Dublin
this place
typical high in May 40°F4°C95°F35°C
Sunrise, mid-May
5:26 AMsets 9:16 PM
Above the sea
10 mlow-lying
Latitude
53.3°Nnorthern hemisphere
Nearest of ours
Adare (Limerick)176 km south-west

The land around Dublin, shaded by its typical high in May, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Ireland in May

high · low · wet days
See May on the planning mapThe whole year in Dublin

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Dublin. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (10 m) against the climate model's (144 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (10 m) against the climate model's (144 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.