Dayton Climate: Weather by Month and Best Time to Visit

Best months for Dayton: September, August, July.

Best time to visit

Year at a glance

Jan 4.2 Feb 4.7 Mar 5.6 Apr 6.6 May 7.1 Jun 7.2 Jul 7.5 Aug 7.7 Sep 8.1 Oct 7.3 Nov 6.1 Dec 4.7

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	3°C	-5°C	82 mm	10	–	–	4.2
February	5°C	-3°C	70 mm	10	–	–	4.7
March	11°C	1°C	99 mm	11	–	–	5.6
April	18°C	7°C	117 mm	12	–	–	6.6
May	23°C	13°C	116 mm	13	–	–	7.1
June	27°C	18°C	106 mm	13	–	–	7.2
July	29°C	19°C	87 mm	12	–	–	7.5
August	28°C	18°C	81 mm	10	–	–	7.7
September	25°C	14°C	68 mm	8	–	–	8.1
October	18°C	8°C	74 mm	9	–	–	7.3
November	11°C	2°C	82 mm	9	–	–	6.1
December	5°C	-2°C	86 mm	10	–	–	4.7