New Castle Climate: Weather by Month and Best Time to Visit

Best months for New Castle: September, August, July, June.

Best time to visit

Year at a glance

Jan 3.6 Feb 4.2 Mar 5.0 Apr 6.1 May 7.0 Jun 7.1 Jul 7.2 Aug 7.5 Sep 7.6 Oct 6.7 Nov 5.6 Dec 4.2

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	2°C	-6°C	91 mm	12	–	–	3.6
February	4°C	-5°C	73 mm	11	–	–	4.2
March	9°C	-1°C	100 mm	13	–	–	5.0
April	16°C	5°C	117 mm	14	–	–	6.1
May	21°C	11°C	113 mm	14	–	–	7.0
June	25°C	15°C	122 mm	14	–	–	7.1
July	28°C	18°C	105 mm	14	–	–	7.2
August	27°C	17°C	95 mm	11	–	–	7.5
September	23°C	13°C	100 mm	10	–	–	7.6
October	17°C	7°C	92 mm	11	–	–	6.7
November	10°C	2°C	88 mm	10	–	–	5.6
December	4°C	-3°C	89 mm	12	–	–	4.2