Best Time to Visit Dublin
Dublin is best visited All year, when conditions are at their most settled.
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Average daily high and low temperatures (°C/°F). Bars show the daily range each month.
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| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January Best | 8.5°C | 3.8°C | 60.6mm | 4.3h | 11 | 10/10 |
| February Best | 9.6°C | 4.7°C | 80.5mm | 5.2h | 13 | 10/10 |
| March Best | 10.5°C | 4.8°C | 64.8mm | 7.2h | 12 | 10/10 |
| April Best | 11.6°C | 5.6°C | 48.5mm | 10.1h | 10 | 10/10 |
| May Best | 15.0°C | 8.6°C | 59.0mm | 11.4h | 10 | 10/10 |
| June Best | 17.8°C | 11.8°C | 71.0mm | 11.5h | 12 | 10/10 |
| July Best | 19.2°C | 13.3°C | 90.5mm | 9.9h | 14 | 10/10 |
| August Best | 18.9°C | 13.1°C | 85.4mm | 9.7h | 13 | 10/10 |
| September Best | 17.5°C | 11.9°C | 92.7mm | 8.5h | 12 | 10/10 |
| October Best | 14.6°C | 9.7°C | 124.5mm | 6.3h | 18 | 9/10 |
| November Best | 11.3°C | 6.9°C | 67.4mm | 4.8h | 11 | 10/10 |
| December Best | 8.8°C | 4.7°C | 92.6mm | 3.5h | 16 | 10/10 |
Dublin Climate
Dublin has a oceanic climate — mild temperatures year-round with regular rainfall. Check the annual climate overview for Dublin for the full year picture.
Counting down to your trip? Use our holiday countdown timer at LeftToTime to track the days. Owners often keep a Dublin travel guide to hand for planning on the go. Check clothing sizes in Ireland at 247Sizing before you shop.
Frequently Asked Questions
What is the best month to visit Dublin?
The best month to visit Dublin is January, when temperatures average 8.5°C and conditions score 10/10 for comfort.
What is the weather like in Dublin in January?
Dublin in January is cold — daytime temperatures average 8.5°C, dropping to 3.8°C at night. The month is moderately rainy (11 rainy days), with roughly 4.3 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel.
When is rainy season in Dublin?
Dublin does not have a distinct rainy season — rainfall is spread relatively evenly through the year.
Is Dublin good to visit in winter?
Yes — winter (December, January, February) averages 8.5°C highs with a 10/10 comfort rating, making it a solid time to visit.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.