Click on a day for an hourly weather forecast
The temperatures in Dublin in October are comfortable with low of 13°C and and high up to 23°C.
The wather in Dublin in October can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Dublin in October 2025.
If you’re planning to visit Dublin in the near future, we highly recommend that you review the 14 day weather forecast for Dublin before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 6° | 5 | 27 | 0 | 98 mm | Good | Dublin in January |
| February | 15° / 6° | 4 | 24 | 0 | 91 mm | Good | Dublin in February |
| March | 16° / 7° | 6 | 25 | 0 | 103 mm | Good | Dublin in March |
| April | 19° / 8° | 3 | 27 | 0 | 44 mm | Good | Dublin in April |
| May | 22° / 11° | 1 | 30 | 0 | 23 mm | Good | Dublin in May |
| June | 26° / 14° | 1 | 29 | 0 | 9 mm | Perfect | Dublin in June |
| July | 29° / 16° | 0 | 31 | 0 | 6 mm | Good | Dublin in July |
| August | 28° / 16° | 0 | 31 | 0 | 4 mm | Perfect | Dublin in August |
| September | 28° / 16° | 0 | 30 | 0 | 9 mm | Perfect | Dublin in September |
| October | 23° / 13° | 2 | 29 | 0 | 39 mm | Perfect | Dublin in October |
| November | 17° / 9° | 3 | 27 | 0 | 62 mm | Good | Dublin in November |
| December | 13° / 6° | 5 | 26 | 0 | 86 mm | Ok | Dublin in December |