When to go
The Best Time to Visit Dublin
Month-by-month climate data for Dublin, Ireland — daily highs and lows, rain days, and an honest verdict for every month of the year.
Timing is the first real decision when planning Dublin— it drives crowds, prices and what's actually open. Here's how the year breaks down so you can pick dates that fit the trip you're building, not just the weather.
Warmest in Dublin: Jul (19°C / 66°F) · Coolest: Jan (8°C / 46°F) · Wettest: Oct (~18 rain days)
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)
Dublin climate, month by month
January
8° / 4°C
~11 rain days
Fair
February
10° / 5°C
~14 rain days
Fair
March
10° / 5°C
~14 rain days
Fair
April
12° / 6°C
~11 rain days
Good
May
15° / 9°C
~11 rain days
Good
June
18° / 12°C
~13 rain days
Excellent
July
19° / 13°C
~15 rain days
Good
August
19° / 13°C
~14 rain days
Good
September
17° / 12°C
~12 rain days
Good
October
15° / 10°C
~18 rain days
Good
November
11° / 7°C
~11 rain days
Fair
December
9° / 5°C
~15 rain days
Fair
Plan around it
Dates locked in? Start from the Dublin travel guide or jump straight to a 3-day, 5-day or 7-day itinerary.