Porto Velho Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Porto Velho.
Climate overview of Porto Velho
Porto Velho, Rondônia, Brazil, enjoys a steady climate throughout the year, with daytime temperatures typically around 32°C (90°F). August is the warmest month at 35°C (95°F), while February is the coolest at 31°C (88°F).
Rainfall is high, totalling around 2309 mm (91 in) per year. February is the wettest month and July the driest. The city also experiences a distinct rainy season from October to April.
Porto Velho Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Porto Velho - and find the best time to visit.
Monthly Temperature in Porto Velho
The temperature in Porto Velho remains steady throughout the year, providing a consistently very warm climate. Average maximum daytime temperatures range from a very warm 35°C (95°F) in August, the warmest time of the year, to a very warm 31°C (88°F) during cooler months like February.
At night, you can expect temperatures ranging from 24°C (75°F) in August to around 22°C (72°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Porto Velho
Porto Velho has a relatively rainy climate with high precipitation levels, averaging 2309 mm (91 in) of rainfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, February it receives heavy rainfall, averaging 355 mm (14 in) of precipitation, recorded across 22 rainy days. In contrast, the driest month July brings less rainfall, with 24 mm (0.9 in) over 8 rainy days. For more details, please visit our Porto Velho Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Porto Velho
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June and July
- Warmest weather: July, August, September and October
- Fewest rainy days: July and August
- Wettest months: January, February, March, April, November and December, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from October to April
Frequently asked questions about the climate in Porto Velho
What is the best time to visit Porto Velho?
June and July typically offer the most optimal weather in Porto Velho. In contrast, January, February, March, April, August, September, October, November and December tend to have less optimal conditions. Porto Velho has a distinct rainy season from October to April.
What temperatures can I expect in Porto Velho?
Daytime highs range from 31°C (88°F) in February to 35°C (95°F) in August. Nighttime lows range from 22°C (72°F) to 24°C (75°F). Temperatures stay relatively stable year-round.
How much rain does Porto Velho get?
Annual rainfall is around 2309 mm (91 in). February is the wettest month with 355 mm (14 in), while July is the driest with 24 mm (0.9 in).
Porto Velho 3-Day Forecast
Porto Velho 3-Day Forecast
Porto Velho on the map
Porto Velho is highlighted - select any city to see its climate.
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