☀️ Yes! Average temperature: 25°C
Yes! Average temperatures of 25°C make it pleasantly warm and ideal for sun-seekers. Rio de Janeiro in September has an average air temperature of 25°C with sea temperatures around 22°C. You can expect 5 hours of sunshine per day and 50mm of rainfall, which means light rainfall — occasional brief showers.
The sea is 22°C — refreshing but swimmable, especially on sunny days. With 5 hours of daily sunshine, there's plenty of time to enjoy outdoor activities. Bring summer clothes, sunscreen, sunglasses, and a light cardigan for air-conditioned venues.
Rio de Janeiro is one of the top warm destinations for September holidays from the UK. The average flight time from the UK is comfortable and there are usually good deals available for this time of year.
Here's how Rio de Janeiro stacks up against similar destinations in September:
| Destination | Air °C | Sea °C | Rain | Sun |
|---|---|---|---|---|
| Rio de Janeiro | 25°C | 22°C | 50mm | 5h |
| Alicante | 25°C | 25°C | 40mm | 9h |
| Corfu | 25°C | 24°C | 40mm | 9h |
| Ibiza | 25°C | 25°C | 40mm | 9h |
| Majorca | 25°C | 25°C | 40mm | 8h |
| Santorini | 25°C | 25°C | 10mm | 10h |
See how Rio de Janeiro's temperature changes throughout the year:
Looking for somewhere warm in September? These destinations are all 25°C+:
Yes, Rio de Janeiro in September has average temperatures of 25°C, making it a warm destination. Sea temperatures are 22°C.
The sea at 22°C is refreshing but swimmable.
Bring summer clothes, sunscreen, sunglasses, and a light cardigan for air-conditioned venues.
September is an excellent time to visit Rio de Janeiro with warm weather and 5 hours of daily sunshine.
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