St. John's Climate: Weather by Month and Best Time to Visit

Best months for St. John's: August, July, September.

Best time to visit

Year at a glance

Jan 3.0 Feb 3.3 Mar 3.4 Apr 4.4 May 5.5 Jun 6.3 Jul 7.1 Aug 7.3 Sep 6.7 Oct 5.5 Nov 4.6 Dec 3.4

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	0°C	-6°C	125 mm	14	–	–	3.0
February	-1°C	-7°C	103 mm	13	–	–	3.3
March	1°C	-5°C	105 mm	13	–	–	3.4
April	5°C	-1°C	86 mm	13	–	–	4.4
May	9°C	3°C	73 mm	11	–	–	5.5
June	13°C	7°C	66 mm	10	–	–	6.3
July	18°C	12°C	78 mm	10	–	–	7.1
August	19°C	13°C	80 mm	10	–	–	7.3
September	16°C	10°C	92 mm	11	–	–	6.7
October	11°C	6°C	106 mm	13	–	–	5.5
November	7°C	2°C	110 mm	14	–	–	4.6
December	2°C	-2°C	126 mm	15	–	–	3.4