Coleraine Climate: Weather by Month and Best Time to Visit

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

Best time to visit

Year at a glance

Jan 3.9 Feb 4.4 Mar 4.7 Apr 5.1 May 5.5 Jun 5.6 Jul 5.6 Aug 5.7 Sep 5.6 Oct 4.8 Nov 4.2 Dec 4.0

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	8°C	6°C	124 mm	20	–	–	3.9
February	8°C	5°C	102 mm	17	–	–	4.4
March	8°C	6°C	91 mm	16	–	–	4.7
April	9°C	7°C	78 mm	14	–	–	5.1
May	11°C	9°C	71 mm	13	–	–	5.5
June	13°C	11°C	86 mm	15	–	–	5.6
July	14°C	13°C	95 mm	16	–	–	5.6
August	15°C	13°C	104 mm	16	–	–	5.7
September	14°C	12°C	101 mm	16	–	–	5.6
October	12°C	10°C	138 mm	19	–	–	4.8
November	10°C	8°C	149 mm	21	–	–	4.2
December	9°C	6°C	147 mm	20	–	–	4.0