Rio de Janeiro's subtropical climate is relatively warm and stable throughout the year. The seasons are mild, with some seasons, and the temperature is high and humid in January and February. The best season is from May to October, with little rainfall and low temperature, so you can spend a comfortable time.

Rio de Janeiro Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Highest Temperature 29 30 29 28 26 25 25 26 25 26 27 29 Lowest Temperature 23 24 23 22 20 19 18 19 19 20 21 22 Precipitation 114 105 106 137 86 80 56 51 87 88 96 169 Precipitation number of days 13 11 12 10 10 7 7 7 11 13 13 14 　Buenos Aires, Argentina Highest Temperature 30 29 26 23 19 16 15 17 19 22 25 28 Lowest Temperature 20 19 17 13 10 8 8 8 10 13 15 18 Precipitation 119 118 134 97 74 63 66 70 73 119 109 105 Precipitation number of days 8 8 7 11 9 8 10 7 9 8 8 9

Brazil 　Rio de Janeiro 　Sao Paulo 　Aracaju 　Campo Grande 　Caxias do Sul 　Cuiaba 　Curitiba 　Goiania 　Salvador 　 Other Brazilian cities	The time difference of Rio de Janeiro UTC-3 UTC-2 for daylight saving time Local time Daylight savings time UTC 0:00 1:00 3:00 1:00 2:00 4:00 2:00 3:00 5:00 3:00 4:00 6:00 4:00 5:00 7:00 5:00 6:00 8:00 6:00 7:00 9:00 7:00 8:00 10:00 8:00 9:00 11:00 9:00 10:00 12:00 10:00 11:00 13:00 11:00 12:00 14:00 12:00 13:00 15:00 13:00 14:00 16:00 14:00 15:00 17:00 15:00 16:00 18:00 16:00 17:00 19:00 17:00 18:00 20:00 18:00 19:00 21:00 19:00 20:00 22:00 20:00 21:00 23:00 21:00 22:00 0:00 22:00 23:00 1:00 23:00 0:00 2:00