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Weather & Climate
Rio Branco, Mato Grosso, Brazil
Overview
Climate data and monthly weather averages for Rio Branco.
Key Metrics
Annual Avg
27°C
Summer Avg
27.2°C
Winter Avg
25.8°C
Record High
44.7°C
Record Low
8.9°C
Annual Precipitation
1149.6 mm
Avg Humidity
66%
Summer Humidity
77%
Winter Humidity
52%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 40.9° | 27.2° | 17.2° | 207.1 | 77% | 168 | 27.2 |
| Feb | 39.5° | 26.7° | 18° | 192.1 | 80% | 146 | 28.6 |
| Mar | 38.5° | 26.7° | 15.4° | 165.8 | 80% | 163 | 24.6 |
| Apr | 38° | 25.9° | 11.7° | 72.9 | 79% | 153 | 33.5 |
| May | 37.9° | 24.4° | 9.4° | 43.4 | 74% | 137 | 30.6 |
| Jun | 37.4° | 24.5° | 9.6° | 11.4 | 64% | 131 | 30.3 |
| Jul | 38.9° | 25.2° | 8.9° | 11.5 | 51% | 146 | 37.9 |
| Aug | 41.9° | 27.6° | 11.1° | 12.1 | 40% | 160 | 39.2 |
| Sep | 43.1° | 29.6° | 11.7° | 36 | 44% | 148 | 39.6 |
| Oct | 44.7° | 29.8° | 16.1° | 93.6 | 59% | 164 | 41.8 |
| Nov | 42° | 28.6° | 16° | 133.5 | 68% | 167 | 31 |
| Dec | 39.2° | 27.7° | 15.9° | 170.2 | 75% | 169 | 39.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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