Ireland · Regional climate

Dún Laoghaire–Rathdownwhen to go

Regional slice of Ireland with its own temperature profile. Best months here: Mar · Apr · May.

Range: 8–18 °C
Compare: −0.3°C vs. Ireland mean
Country: Ireland
TZ: Europe/Dublin

Region match

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12-month climate · Dún Laoghaire–Rathdown

How the year moves in Dún Laoghaire–Rathdown

Ten years of ERA5, aggregated over Dún Laoghaire–Rathdown itself rather than over Ireland as a whole — the same series the month-by-month scores below are built from.

Temperature°C

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Month	Average daytime high (°C)
January	7.6
February	8.4
March	9.4
April	11.1
May	14.4
June	16.8
July	18.2
August	18.1
September	16.2
October	13.3
November	9.9
December	8.5

Rainfallmm

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Month	Rainfall (mm)
January	69
February	72
March	78
April	71
May	65
June	78
July	86
August	80
September	97
October	90
November	89
December	88

Sunshinehr / day

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Month	Sunshine hours (hr / day)
January	2.4
February	3.4
March	4.8
April	6.1
May	7.4
June	6.6
July	5.6
August	5.2
September	4.7
October	3.6
November	2.6
December	1.8

Month by month · Dún Laoghaire–Rathdown

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Other regions · Ireland

Nearby and comparable

Safety · 6 governments

What the governments say about Ireland

Combined advisory · most-cautious-wins

Exercise normal precautions

Highest level across 6 governments · Advisory last changed 2026-10-04

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