Rio das Ostras Climate: Weather by Month and Best Time to Visit

Best months for Rio das Ostras: July, June, August.

Best time to visit

Year at a glance

Jan 5.9 Feb 6.6 Mar 6.1 Apr 7.5 May 7.8 Jun 8.3 Jul 8.4 Aug 8.2 Sep 7.7 Oct 7.4 Nov 6.2 Dec 6.1

Weather by month

Month	Avg high	Avg low	Rainfall	Rainy days	Humidity	Sunshine	Score
January	30°C	23°C	206 mm	17	–	–	5.9
February	31°C	23°C	140 mm	13	–	–	6.6
March	30°C	23°C	172 mm	18	–	–	6.1
April	28°C	21°C	85 mm	12	–	–	7.5
May	26°C	19°C	61 mm	10	–	–	7.8
June	26°C	18°C	31 mm	6	–	–	8.3
July	25°C	17°C	29 mm	6	–	–	8.4
August	26°C	18°C	34 mm	6	–	–	8.2
September	26°C	19°C	73 mm	10	–	–	7.7
October	27°C	20°C	108 mm	12	–	–	7.4
November	27°C	21°C	202 mm	18	–	–	6.2
December	29°C	23°C	222 mm	19	–	–	6.1