Climate averages 1991–2020
Manaus weather
in July.
A hot, wet month: the joint 5th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a hot month in Manaus: daytime highs average 29.6°C and nights cool to about 23.6°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 105 mm of rain on roughly 20 days, which makes July a wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 57 min on an average July day.
The nearest other city in this atlas is Manacapuru (70 km away). In July its highs average 29.1°C, about as warm as Manaus, with 136 mm of rain.
Among the 448 cities listed in Brazil, Manaus ranks joint 68th of 448 for the warmest July highs and joint 382nd of 448 for the driest July (rainfall, lowest first). The mean July high of those 448 cities is 24.7°C; Manaus is 4.9°C warmer than that mean.
From July to August, average highs rise by 1.2°C to 30.8°C, and monthly rainfall falls from 105 mm to 99 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Manaus climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.2°C24.1°C | 24.1°C | 296 | 28.0 | 12.312 h |
| February | 29.1°C24.0°C | 24.0°C | 296 | 25.5 | 12.212 h |
| March | 29.2°C24.1°C | 24.1°C | 375 | 29.5 | 12.112 h |
| April | 29.0°C24.0°C | 24.0°C | 363 | 28.8 | 12.012 h |
| May | 29.0°C23.9°C | 23.9°C | 312 | 29.1 | 12.012 h |
| June | 29.2°C23.7°C | 23.7°C | 164 | 23.5 | 11.912 h |
| July, selected | 29.6°C23.6°C | 23.6°C | 105 | 19.9 | 12.012 h |
| August | 30.8°C24.1°C | 24.1°C | 99 | 17.3 | 12.012 h |
| September | 31.2°C24.6°C | 24.6°C | 121 | 19.5 | 12.112 h |
| October | 31.3°C24.9°C | 24.9°C | 159 | 21.6 | 12.212 h |
| November | 30.6°C24.8°C | 24.8°C | 193 | 23.6 | 12.312 h |
| December | 29.6°C24.4°C | 24.4°C | 289 | 28.2 | 12.312 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Manacapuru in JulyBrazil · 70 kmHigh 29.1°C · Low 24.2°C · 136 mm rain
- Itacoatiara in JulyBrazil · 176 kmHigh 29.4°C · Low 24.3°C · 105 mm rain
- Coari in JulyBrazil · 363 kmHigh 28.9°C · Low 23.7°C · 101 mm rain
- Parintins in JulyBrazil · 369 kmHigh 29.7°C · Low 23.9°C · 113 mm rain
- Itaituba in JulyBrazil · 467 kmHigh 30.7°C · Low 23.0°C · 58 mm rain
- Oriximiná in JulyBrazil · 485 kmHigh 29.6°C · Low 24.1°C · 91 mm rain
- Tefé in JulyBrazil · 522 kmHigh 28.6°C · Low 22.8°C · 132 mm rain
- Santarém in JulyBrazil · 595 kmHigh 28.9°C · Low 25.0°C · 114 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Manaus) is explained once on the Manaus year overview and on the Sources, method and limits page.