Rio de Janeiro Weather in January: The year kicks off with some heat in this lively Brazilian city with the average high temperature in January hitting 85°F (29°C). Nights are milder in temperature with the average low peaking at 74°F (23°C).
In February, the hottest month of the year in Rio de Janeiro, the low temperature average retains its mild weather and holds steady at 74°F (23°C). Meanwhile, the average high temperature gets a small 1-degree bump up to 86°F (30°C). The heat definitely matches the atmosphere with Carnival fever hitting Rio during this time of the year.
March fares a little better weather wise with the high temperature average falling back to 85°F (29°C). The low temperature average remains at 74°F (23°C) for the third month running.
In April, there is a 3-degree drop in temperature for both the average high and average low temperatures. With the decrease, the high temperature measures in at 82°F (28°C) while the low temperature is at 71°F (22°C).
Rio de Janeiro Weather in May: The downward trend in temperature continues in May with the average low and average high temperatures measuring in at 69°F (20°C) and 80°F (26°C).
June brings mild temperatures to Rio with the average low temperature decreasing to a cool 66°F (19°C). The average high temperature is also nice and mild at 77°F (25°C). With such temperate weather, this is a fantastic month of the year to head out and explore the best sights in the city.
In July, Rio experiences its coolest temperatures annually. The average low temperature sinks to 65°F (18°C) while the average high temperature hovers at 76°F (25°C).
August sees temperatures warming up again though the general climate still stays quite cool. The average high temperature sees a 2-degree increase to 78°F (26°C), while the average low temperature rises to 66°F (19°C).
Rio de Janeiro Weather in September: It’s a great month to be out and about in Rio with temperatures nice and cool in the city for September. Although the weather is still nice and manageable with the average high temperature falling to 77°F (25°C), the average low temperature sees small increase to 67°F (19°C).
In October, the crowds thin out and the weather stays wonderful making it one of the greatest months to visit Rio. The average low temperature and the average high temperature measure in at 68°F (20°C) and 79°F (26°C) respectively.
November brings warmer temperatures to town with the low temperature average rising by 3 degrees to 71°F (21°C). Meanwhile, the high temperature average increases by 2 degrees to 81°F (27°C).
In December the average low temperature sees another small increase to 72°F (22°C). On the other hand, the average high temperature sees a more substantial increase to 84°F (29°C).
Step into a world of shimmy-inducing samba beats and stunning panoramic views at Rio de Janeiro where the lively spirit and party atmosphere seems to last all year long. There’s no argument that the best time of the year to visit is in February when Carnival light’s up the town and brings the best of the best to town when it comes to street performances, parades, parties and balls. January is also a great time of the year to come to catch Reveillon, one of the top New Year’s Eve parties in the world. When it comes to sightseeing, the ideal time to visit this city of Brazil is between June and September. To avoid the crowds and enjoy mild weather, October through November is a great time to come by.