Weatherandclimate.co.uk
Climate of Ireland
Climate averages for the whole year
- Day: the average daily temperature during the day is between 8°C and 17°C
- Night:the average nighttime temperature is between 3°C and 11°C
- Sea temperature: the sea temperature is between 7°C and 24°C
- Rain: it rains 226 days and there is a total of approximately 497 mm rainfall
- Snow: it snows an average of 3 days per year
- Sun hours: throughout the year there are 1897 sun hours
| Maximum temperature: | between 8°C and 17°C |
| Warmest month: | 17°C in June |
| Coldest month: | 8°C in January |
| Night temperature: | between 3°C and 11°C |
| Sea temperature: | between 7°C and 24°C |
| Dry days: | 136 days |
| Days with rain: | 226 days |
| Days with snow: | 3 days |
| Total rain sum: | 497 mm |
| Hours of sunshine: | 1897 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Ireland.
Precipitation graph
This graph shows the average amount of rainfall per month for Ireland.
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Climate table of Ireland
In this climate table you can see at a glance what the average weather per month is for Ireland. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Ireland might be like in a given month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day temp. (°C) | 8 | 8 | 10 | 12 | 14 | 17 | 17 | 17 | 16 | 13 | 10 | 8 |
| Night temp. (°C) | 4 | 3 | 4 | 5 | 7 | 10 | 11 | 11 | 10 | 8 | 6 | 4 |
| Water temp. (°C) | 7 | 11 | 14 | 16 | 19 | 24 | 16 | 18 | 18 | 13 | 12 | 12 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Precipitation (mm) | 51 | 41 | 41 | 27 | 35 | 37 | 39 | 38 | 31 | 38 | 58 | 61 |
| Days with rain | 20 | 17 | 17 | 16 | 20 | 18 | 21 | 22 | 17 | 19 | 18 | 21 |
| Days with snow | 1 | - | 1 | - | - | - | - | - | - | - | - | 1 |
| Dry days | 10 | 11 | 13 | 14 | 11 | 12 | 10 | 9 | 13 | 12 | 12 | 9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Sun hours per day | 4 | 4 | 5 | 7 | 6 | 8 | 6 | 6 | 5 | 4 | 4 | 4 |
| Wind force (Bft) | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 |
| UV-index | 2 | 2 | 2 | 3 | 4 | 4 | 4 | 4 | 3 | 3 | 2 | 2 |
Best time to visit Ireland
To go to Ireland, the best time to visit is in August. In this period you have a pleasant temperature and almost no precipitation. In Ireland, July is the warmest month with 17°C and the most cold month is 8°C in January. The water temperature is 24°C at its highest and in other months it can be 7°C.
Climate of Ireland by month
What is the average climate in a given month for Ireland? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Ireland weather experiences
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