Dublin, Ireland Climate & Monthly Averages
The climate of Dublin
Dublin has a oceanic climate, marked by mild temperatures year-round with regular rainfall. Average daytime highs range from about 47°F (8°C) in January to around 66°F (19°C) in July, and the city records roughly 161 days of measurable precipitation a year.
Climate quick facts
- Hottest month: July - highs near 66°F (19°C)
- Coldest month: January - highs near 47°F (8°C)
- Record high: 81°F (27°C) · Record low: 27°F (-3°C) (2015–2024)
- Wettest month: December (15 rainy days) · Sunniest: June (11.4 h sun/day)
- Climate type: oceanic - mild temperatures year-round with regular rainfall
- Snow: about 2 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 66°F (19°C) and overnight lows stay near 56°F (13°C). The coolest month is January, with typical highs of 47°F (8°C) and lows around 39°F (4°C). Based on 2015–2024 weather data, temperatures have reached as high as 81°F (27°C) and dropped as low as 27°F (-3°C).
Rain, sun and snow
December is usually the wettest month. It brings about 3.7 inches (94 mm) of rain over 15 days, while April is the driest. June brings the most sunshine, averaging 11.4 hours of sun a day. Snowfall is rare but not unheard of.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 47° | 39° | 12 | 2.5 in | 4.1 h/day | 83% |
| February | 48° | 39° | 13 | 2.6 in | 5.4 h/day | 80% |
| March | 50° | 40° | 14 | 3.2 in | 7.1 h/day | 79% |
| April | 53° | 42° | 12 | 2.5 in | 9.2 h/day | 78% |
| May | 59° | 48° | 12 | 2.5 in | 11.0 h/day | 77% |
| June | 64° | 53° | 13 | 2.9 in | 11.4 h/day | 76% |
| July | 66° | 56° | 15 | 3.1 in | 10.1 h/day | 77% |
| August | 66° | 55° | 14 | 3.2 in | 9.7 h/day | 79% |
| September | 62° | 52° | 13 | 3.3 in | 8.2 h/day | 80% |
| October | 57° | 49° | 14 | 3.4 in | 6.2 h/day | 81% |
| November | 51° | 44° | 13 | 3.5 in | 4.5 h/day | 83% |
| December | 49° | 41° | 15 | 3.7 in | 3.3 h/day | 84% |
Dublin month by month
Dublin weather in January
January brings highs around 47°F (8°C), lows near 39°F (4°C), about 12 wet days - typically the coldest month of the year in Dublin.
Dublin weather in February
February brings highs around 48°F (9°C), lows near 39°F (4°C), about 13 wet days.
Dublin weather in March
March brings highs around 50°F (10°C), lows near 40°F (4°C), about 14 wet days and roughly 1 snowy days.
Dublin weather in April
April brings highs around 53°F (12°C), lows near 42°F (6°C), about 12 wet days - typically the driest month of the year in Dublin.
Dublin weather in May
May brings highs around 59°F (15°C), lows near 48°F (9°C), about 12 wet days.
Dublin weather in June
June brings highs around 64°F (18°C), lows near 53°F (12°C), about 13 wet days - typically the sunniest month of the year in Dublin.
Dublin weather in July
July brings highs around 66°F (19°C), lows near 56°F (13°C), about 15 wet days - typically the hottest month of the year in Dublin.
Dublin weather in August
August brings highs around 66°F (19°C), lows near 55°F (13°C), about 14 wet days.
Dublin weather in September
September brings highs around 62°F (17°C), lows near 52°F (11°C), about 13 wet days.
Dublin weather in October
October brings highs around 57°F (14°C), lows near 49°F (9°C), about 14 wet days.
Dublin weather in November
November brings highs around 51°F (11°C), lows near 44°F (6°C), about 13 wet days.
Dublin weather in December
December brings highs around 49°F (9°C), lows near 41°F (5°C), about 15 wet days - typically the wettest month of the year in Dublin.
Seasons in Dublin
Spring (March through May)
Spring in Dublin is mild, with daytime highs averaging 54°F (12°C) and nights around 43°F (6°C); expect showers on roughly 39 days across the season.
Summer (June through August)
Summer in Dublin stays on the cool side of mild, with daytime highs averaging 65°F (18°C) and nights around 55°F (13°C); expect showers on roughly 42 days across the season.
Fall (September through November)
Fall in Dublin is crisp but comfortable, with daytime highs averaging 57°F (14°C) and nights around 48°F (9°C); expect showers on roughly 40 days across the season.
Winter (December through February)
Winter in Dublin is chilly, with daytime highs averaging 48°F (9°C) and nights around 40°F (4°C); expect showers on roughly 40 days across the season.
Climate questions, answered
What is the average temperature in Dublin?
Is Dublin hot in summer?
Is Dublin cold in winter?
How many rainy days does Dublin get in a year?
Best time to visit Dublin
The best time to visit Dublin is generally June to September and April, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 62°F (17°C).
Pack for Dublin with a warm jacket and layers for the cooler season; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 56°F (13°C).
Dublin temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.