Porto Velho Climate by Month
Porto Velho, Rondônia, Brazil
Hot all year, with rain spread through the year.
Hot all year, with rain spread through the year: that's Porto Velho's climate in short. Afternoon highs range from 88°F (31°C) in March to 95°F (35°C) in August, and July nights average 65°F (19°C). It gets 96 in (2449 mm) of rain a year, spread across the months. The air is humid, averaging 82% relative humidity.
- Warmest month
- 95°F(35°C)
- Average high, August
- Coldest nights
- 65°F(19°C)
- Average low, July
- Rain per year
- 96 in(2449 mm)
- No clear rainy season
- Humidity
- 82%
- Sunniest: August
Best and worst months in Porto Velho
Best for weatherJune and July are the best time for weather in Porto Velho: highs near 91°F (33°C) and about 1.5 in (38 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the wettest, with 14 in (364 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Porto Velho weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 88°F(31°C) | 71°F(22°C) | 14 in(364 mm) | 87% | 3.3 |
| FebFebruary | 88°F(31°C) | 71°F(21°C) | 13 in(338 mm) | 88% | 3.2 |
| MarMarch | 88°F(31°C) | 71°F(22°C) | 13 in(330 mm) | 88% | 3.3 |
| AprApril | 89°F(32°C) | 71°F(22°C) | 9.7 in(246 mm) | 86% | 3.2 |
| MayMay | 89°F(32°C) | 70°F(21°C) | 5.1 in(129 mm) | 85% | 3.4 |
| JunJuneBest | 90°F(32°C) | 67°F(20°C) | 1.8 in(46 mm) | 81% | 4.0 |
| JulJulyBest | 92°F(34°C) | 65°F(19°C) | 1.1 in(29 mm) | 74% | 4.4 |
| AugAugust | 95°F(35°C) | 67°F(19°C) | 1.8 in(46 mm) | 70% | 4.6 |
| SepSeptember | 93°F(34°C) | 69°F(21°C) | 4.3 in(108 mm) | 74% | 4.3 |
| OctOctober | 91°F(33°C) | 70°F(21°C) | 7.9 in(200 mm) | 81% | 4.0 |
| NovNovember | 90°F(32°C) | 71°F(22°C) | 11 in(267 mm) | 83% | 3.9 |
| DecDecember | 88°F(31°C) | 71°F(22°C) | 14 in(346 mm) | 87% | 3.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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