Manaus Climate by Month
Manaus, Amazonas, Brazil
Hot all year, with rain spread through the year.
The climate in Manaus is hot all year, with rain spread through the year. September is the warmest month, with highs around 93°F (34°C); February is the coolest at 87°F (31°C), and nights dip to 73°F (23°C). About 92 in (2341 mm) of rain falls in a typical year, with no clear rainy season. The air is humid, averaging 80% relative humidity.
- Warmest month
- 93°F(34°C)
- Average high, September
- Coldest nights
- 73°F(23°C)
- Average low, July
- Rain per year
- 92 in(2341 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: August
Best and worst months in Manaus
Best for weatherThe most comfortable weather comes from July to September, with highs around 92°F (33°C) and about 2.7 in (68 mm) of rain a month.
Least pleasantMarch and April are the least pleasant; March is the wettest, with 13 in (339 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 August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Manaus weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 88°F(31°C) | 74°F(23°C) | 12 in(297 mm) | 81% | 3.6 |
| FebFebruary | 87°F(31°C) | 73°F(23°C) | 12 in(293 mm) | 83% | 3.4 |
| MarMarch | 87°F(31°C) | 73°F(23°C) | 13 in(339 mm) | 85% | 3.4 |
| AprApril | 87°F(31°C) | 73°F(23°C) | 13 in(329 mm) | 85% | 3.3 |
| MayMay | 88°F(31°C) | 74°F(23°C) | 10 in(254 mm) | 84% | 3.5 |
| JunJune | 89°F(32°C) | 73°F(23°C) | 4.5 in(114 mm) | 80% | 4.1 |
| JulJulyBest | 90°F(32°C) | 73°F(23°C) | 3.0 in(77 mm) | 79% | 4.6 |
| AugAugustBest | 92°F(33°C) | 74°F(23°C) | 2.1 in(54 mm) | 75% | 5.0 |
| SepSeptemberBest | 93°F(34°C) | 74°F(24°C) | 2.9 in(73 mm) | 74% | 5.0 |
| OctOctober | 92°F(34°C) | 74°F(24°C) | 4.8 in(121 mm) | 74% | 4.6 |
| NovNovember | 91°F(33°C) | 74°F(24°C) | 6.4 in(163 mm) | 76% | 4.2 |
| DecDecember | 89°F(32°C) | 74°F(23°C) | 8.9 in(227 mm) | 79% | 3.7 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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