Monte Negro weather
Best months for weather: May–Jul. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Monte Negro, Rondônia, Brazil.
Best Time to Visit
Peak season May–JulOff season Oct, Dec–Mar
Monte Negro weather by month
When is the best time to visit Monte Negro?
Based on weather alone, the best time to visit Monte Negro is May–Jul, according to NASA's 2001–2025 climate averages. Oct, Dec–Mar tends to be the least pleasant. Average highs run from 28°C (82°F) in February to 35°C (95°F) in August.
What is the rainiest month in Monte Negro?
January is the wettest month, with about 251 mm (9.9 in) of rain on average. July is the driest, with about 13 mm (0.5 in).
What is the hottest month in Monte Negro?
August is the warmest, with average highs of 35°C (95°F) and lows of 21°C (70°F). February is the coolest, with highs of 28°C (82°F) and lows of 22°C (72°F).
Does Monte Negro have a rainy season?
Yes. Nov–Mar is the rainy season (150 mm or more a month), while Jun–Aug is usually dry (under 60 mm).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months