Norwalk Climate: Weather by Month and Best Time to Visit

Best months for Norwalk: September, August, July.

Best time to visit

Year at a glance

Jan 3.6 Feb 4.2 Mar 4.9 Apr 6.0 May 7.0 Jun 7.2 Jul 7.4 Aug 7.5 Sep 7.9 Oct 6.8 Nov 5.6 Dec 4.3

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	1°C	-6°C	83 mm	12	–	–	3.6
February	3°C	-5°C	67 mm	10	–	–	4.2
March	7°C	-1°C	89 mm	12	–	–	4.9
April	14°C	6°C	110 mm	13	–	–	6.0
May	21°C	12°C	107 mm	13	–	–	7.0
June	25°C	18°C	108 mm	13	–	–	7.2
July	27°C	20°C	93 mm	12	–	–	7.4
August	26°C	19°C	90 mm	11	–	–	7.5
September	23°C	15°C	80 mm	9	–	–	7.9
October	17°C	9°C	81 mm	11	–	–	6.8
November	10°C	3°C	87 mm	11	–	–	5.6
December	4°C	-2°C	86 mm	11	–	–	4.3