Best Time to Visit Rio das Ostras
Best time: Aug, Jul, Jun, Sep.
Feb is warmest (30.7°C high); Dec is rainiest (184 mm).
Rio das Ostras weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 30.4 | 21.2 | 164 | 8.8 |
| Feb | 30.7 | 21.5 | 134 | 8.6 |
| Mar | 29.7 | 21.3 | 136 | 7.5 |
| Apr | 28 | 19.9 | 106 | 6.6 |
| May | 26.3 | 17.7 | 69 | 5.8 |
| Jun | 25.4 | 15.9 | 46 | 5.2 |
| Jul | 25 | 15.4 | 38 | 5.5 |
| Aug | 25.3 | 15.9 | 36 | 6.5 |
| Sep | 25.8 | 17 | 59 | 6.6 |
| Oct | 27 | 18.3 | 102 | 7.1 |
| Nov | 28 | 19.3 | 140 | 7.5 |
| Dec | 28.9 | 20.8 | 184 | 7.4 |
Average high temperature
Best months by activity
Overall: AugJulJunSep
Beaches: AugJulJunSep
Hiking: AugJulJunSep
Sightseeing: AugJulJunSep
Rio das Ostras quick facts
What to pack
Wet months (Jan, Feb, Mar, Apr, Oct, Nov, Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Rio das Ostras?
Aug, Jul, Jun, Sep.
What is the rainiest month?
Dec, about 184 mm.
What is the warmest month?
Feb, with average highs of 30.7°C.
Where to stay
See Rio das Ostras hotels · Book Rio das Ostras tours & activities
All destinations · Best time to visit Rio de Janeiro · Best time to visit Vitoria de Santo Antao · Best time to visit Tucurui · Best time to visit Timon
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.