What to expect in Rio de Janeiro in March
March is a strong choice for Rio de Janeiro: 29° / 23°, with the biggest crowds of the year and prices close to the yearly average.
Rio de Janeiro weather in March
Typical conditions in Rio de Janeiro during March, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 29°C 84°F |
|---|---|
| Average low | 23°C 73°F |
| Rainfall | Wet 55/100 |
| Total rainfall | 103 mm4.1 in |
| Rainy days | 9 |
| Sea temperature | 25°C 78°F |
| Daylight | 12 h 13 min |
| How it feels | Warm and comfortable |
Average highs sit around 29°C with lows near 23°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are High for Rio de Janeiro — the biggest crowds of the year.
Prices & value
This month counts as shoulder season: prices close to the yearly average.
What to pack
Light layers for 29°C days and something with sleeves for evenings, which cool to around 23°C. Add a compact rain shell and shoes you do not mind soaking; this is one of the wetter months.
What it costs
Costs in March sit around the yearly average for Rio de Janeiro — neither a bargain nor a squeeze. Booking a few weeks out is usually enough. Compared with the most expensive month of the year, you are looking at roughly 24% less.
Who this month suits
- Travellers who want the most reliable weather
- Anyone travelling on a budget
Events & what’s on
No major festivals fall in March, so the destination feels like its everyday self.
Rio de Janeiro in March compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| January | 30° / 24° | High | $$$ | 40 |
| February | 30° / 24° | High | $$$ | 38 |
| March · This month | 29° / 23° | High | $$ | 49 |
| April | 28° / 21° | Moderate | $$ | 59 |
| May | 26° / 19° | Moderate | $$ | 68 |
These months score higher for Rio de Janeiro on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in March
If the destination is negotiable but the month is not, these places are at their best in March.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
