Weather in Rio de Janeiro in September
The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.
Climate Overview
September is an excellent time to visit Rio de Janeiro. Rio de Janeiro has a Warm climate with average yearly highs of 28°C, lows of 20°C, and approximately 7 rainy days per month.
28°C
20°C
7days
11.9h
Is September a good time to visit Rio de Janeiro?
The weather is near-perfect with ideal temperatures and minimal rain.
Daylight
5:51 AM
5:47 PM
Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 31°C | 24°C | 16 | Wet |
| February | 30°C | 23°C | 21 | Wet |
| March | 28°C | 22°C | 18 | Excellent (best) |
| April | 27°C | 21°C | 12 | Excellent (best) |
| May | 26°C | 18°C | 7 | Excellent (best) |
| June | 27°C | 19°C | 7 | Good |
| July | 27°C | 18°C | 7 | Good |
| August | 26°C | 17°C | 4 | Good |
| September | 28°C | 20°C | 7 | Excellent (best) |
| October | 29°C | 21°C | 16 | Excellent (best) |
| November | 27°C | 21°C | 20 | Wet |
| December | 29°C | 23°C | 17 | Wet |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
What to Pack for September
Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Planning a trip to Rio de Janeiro?
Common Questions
Is September a good time to visit Rio de Janeiro? +
September is typically Excellent for visiting Rio de Janeiro, with average highs of 28°C and around 7 rainy days.
What should I pack for Rio de Janeiro in September? +
With highs of 28°C and lows of 20°C in {month}, we recommend: Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Does it rain a lot in Rio de Janeiro in September? +
Rio de Janeiro typically sees around 7 rainy days in September.
How many hours of daylight are there in Rio de Janeiro in September? +
In September, Rio de Janeiro gets approximately 11.9 hours of daylight per day.
Is September peak season in Rio de Janeiro? +
Yes, September is peak season in Rio de Janeiro. Expect higher prices and more crowds, but also the best weather.
What is the best month to visit Rio de Janeiro? +
The best months to visit Rio de Janeiro are March, April, May, September, October, when the weather is optimal for sightseeing.
More Rio de Janeiro Guides
Best Time to Visit
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Things to Do
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Itineraries
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Overview
Complete travel guide for Rio de Janeiro: top things to do, itineraries, and typical costs.