Rio de Janeiro Weather in May
27.5°C high · 17.6°C low · 82 mm rain · 5.4h sun
May is a warm month in Rio de Janeiro — not peak season, but a good time to avoid crowds.
May at a glance
| Metric | Value |
|---|---|
| Average high | 27.5°C |
| Average low | 17.6°C |
| Rainfall | 82 mm |
| Sunshine | 5.4 hours/day |
| Daylight | 10.9 hours |
What to pack in May
Pack comfortable clothes with a light layer for evenings for Rio de Janeiro in May.
Rio de Janeiro weather by month
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Frequently asked questions
What is the weather in Rio de Janeiro in May?
Highs of 27.5°C and lows of 17.6°C, with about 82 mm of rain and 5.4 hours of sunshine per day.
Is May a good time to visit Rio de Janeiro?
May is a warm month in Rio de Janeiro — not peak season, but a good time to avoid crowds.
What to do in Rio de Janeiro · Best time to visit Rio de Janeiro
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.