Manaus monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Manaus
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 30.5 | 30.5 | 30.6 | 30.6 | 30.8 | 31 | 31.2 | 32.5 | 32.8 | 32.7 | 32 | 31.3 |
| °F | 86.9 | 86.9 | 87.1 | 87.1 | 87.4 | 87.7 | 88.2 | 90.4 | 91 | 90.9 | 89.7 | 88.3 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
Average rainfall & rainy days
The graph below shows the average rainfall and number of rainy days per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 270 | 286 | 316 | 305 | 241 | 114 | 85 | 56 | 76 | 120 | 177 | 224 |
| inches | 10.6 | 11.3 | 12.5 | 12 | 9.5 | 4.5 | 3.3 | 2.2 | 3 | 4.7 | 6.9 | 8.8 |
| Rainy days | 30 | 27 | 30 | 29 | 27 | 19 | 15 | 11 | 12 | 16 | 20 | 26 |
Average annual rainfall in Manaus: 2205.234mm (868.2 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Manaus
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 4 | 3.4 | 3.5 | 4 | 5.1 | 6.5 | 7.3 | 7.6 | 5.6 | 5.8 | 5 | 4.5 |
Day / night temperatures
The graph below shows the daily range of temperatures for each month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 23.3 | 23.3 | 23.4 | 23.4 | 23.5 | 23.1 | 22.8 | 23.1 | 23.6 | 23.9 | 23.8 | 23.6 |
| Max °C | 30.7 | 30.7 | 30.8 | 30.8 | 31 | 31.2 | 31.5 | 32.7 | 33 | 33 | 32.3 | 31.5 |
| Min °F | 73.9 | 73.9 | 74.1 | 74.1 | 74.2 | 73.5 | 73 | 73.6 | 74.5 | 74.9 | 74.8 | 74.4 |
| Max °F | 80.6 | 80.6 | 80.8 | 80.8 | 81 | 80.8 | 80.8 | 82.2 | 82.9 | 83.1 | 82.4 | 81.5 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 26.5 | 26.5 | 26.3 | 26.1 | 25.9 | 25.6 | 25.2 | 24.9 | 25 | 25.2 | 25.6 | 26.2 |
| °F | 79.8 | 79.7 | 79.3 | 78.9 | 78.7 | 78.1 | 77.3 | 76.9 | 77 | 77.4 | 78.2 | 79.1 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 10 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 12 | 11 | 11 |
| mph | 7 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 86% | 87% | 88% | 87% | 87% | 83% | 81% | 78% | 78% | 79% | 81% | 85% |
Other monthly averages
Manaus weather stats
| Hottest month: | October | 32.7°C 90.9°F |
|---|---|---|
| Driest month: | August | 56mm 2.2ins |
| Sunniest month: | August | 7.6hrs |
| Coldest month: | January | 30.5°C 86.9°F |
| Wettest month: | March | 316mm 12.4ins |
| Warmest sea: | January | 26.5°C 79.7°F |
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