Best Time to Visit Porto Velho, Rondônia, Brazil
Porto Velho is at its sunniest and driest in July.
The best time to visit Porto Velho for sunny, dry weather is July — 1 month of the year fit our sunny profiles at this specific location. The drier stretch runs through May–November; the wetter half falls in December–April. At the city itself, monthly average temperatures range from 25.2°C / 77.4°F in June to 26.6°C / 79.9°F in October, with rainfall from 39 mm / 1.5 in (July) to 346 mm / 13.6 in (January). These are point-value climate normals sampled at Porto Velho, Rondônia, Brazil's coordinates — usually more actionable for travellers than the country-wide average. Porto Velho's climate is broadly tropical. The full month-by-month table below lets you match your travel window against our five weather profiles.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| July | 25.2°C77.4°F | 39 mm1.5″ | Sunny & Hot, Sunny & Warm |
Frequently asked questions
When is the best time to visit Porto Velho?
The best time to visit Porto Velho for sunny, dry weather is July. At the city itself, the warmest month is October averaging 26.6°C / 79.9°F, and the driest is July with about 39 mm / 1.5 in of rain. These are point-value climate normals sampled at Porto Velho's coordinates.
When is the rainy season in Porto Velho?
The rainy season at Porto Velho, Rondônia runs through December–April, when monthly rainfall exceeds the annual median of about 229 mm / 9 in. The wettest single month is January (346 mm / 13.6 in).
What is the driest month in Porto Velho?
The driest month in Porto Velho is July, averaging about 39 mm / 1.5 in of rainfall. Temperature that month averages 25.2°C / 77.4°F.
What months should I avoid visiting Porto Velho?
The least comfortable months for travel to Porto Velho — based on point-value climate at the city — are January, February, May, June, July, December. These are the wettest or coolest months at this location. Rainfall peaks at 346 mm / 13.6 in in January, and the coldest month averages 25.2°C / 77.4°F.
Is Porto Velho climate different from Brazil overall?
Yes, usually. Our Porto Velho figures are point-value climate normals sampled at the city itself, while our Brazil figures are area-weighted averages across the whole country. The two can diverge substantially in geographically diverse or elevation-varied countries. The month-by-month table below reflects Porto Velho specifically — usually the more actionable data for a traveller planning to spend time in the city.