Dundalk Climate: Weather by Month and Best Time to Visit

Best months for Dundalk: July, August, June, September.

Best time to visit

Year at a glance

Jan 5.0 Feb 5.2 Mar 5.3 Apr 5.7 May 6.0 Jun 6.5 Jul 6.6 Aug 6.6 Sep 6.5 Oct 5.9 Nov 5.3 Dec 5.2

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	7°C	3°C	71 mm	13	–	–	5.0
February	8°C	3°C	59 mm	12	–	–	5.2
March	9°C	4°C	60 mm	13	–	–	5.3
April	12°C	5°C	65 mm	13	–	–	5.7
May	14°C	7°C	69 mm	14	–	–	6.0
June	17°C	10°C	75 mm	13	–	–	6.5
July	18°C	12°C	76 mm	14	–	–	6.6
August	18°C	12°C	83 mm	14	–	–	6.6
September	16°C	10°C	67 mm	12	–	–	6.5
October	13°C	7°C	78 mm	13	–	–	5.9
November	10°C	5°C	81 mm	13	–	–	5.3
December	8°C	3°C	75 mm	12	–	–	5.2