Belém Weather in August
Average highs run from 29°C on August 1 to 31°C on August 31, and lows from 20°C to 20°C. Normal precipitation for the month is 53 mm over about 12 wet days.
August day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
August at a glance
- Average high
- 30°C
- Average low
- 20°C
- Precipitation
- 53 mm
- Reanalysis high
- 34°CAug 22, 2016
- Reanalysis low
- 16°CAug 12, 2000
- Daylight
- 11 h 49 min to 11 h 59 min
- Cloud cover
- 46%
- Humidity
- 78%
- Dew point
- 19°C
- Wind
- 20.9 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 29°C | 20°C | 31°C 1999 | 18°C 1992 | 46% |
| Aug 2 | 29°C | 20°C | 31°C 1999 | 17°C 1992 | 46% |
| Aug 3 | 29°C | 20°C | 31°C 2016 | 18°C 1993 | 43% |
| Aug 4 | 29°C | 19°C | 31°C 1999 | 18°C 2001 | 40% |
| Aug 5 | 29°C | 19°C | 31°C 2018 | 17°C 2001 | 39% |
| Aug 6 | 29°C | 19°C | 31°C 2018 | 18°C 2001 | 39% |
| Aug 7 | 29°C | 19°C | 31°C 2016 | 18°C 1994 | 38% |
| Aug 8 | 29°C | 19°C | 31°C 2016 | 18°C 2001 | 38% |
| Aug 9 | 29°C | 19°C | 32°C 2016 | 18°C 2001 | 37% |
| Aug 10 | 29°C | 19°C | 32°C 1993 | 18°C 1991 | 38% |
| Aug 11 | 29°C | 19°C | 32°C 2016 | 18°C 2000 | 39% |
| Aug 12 | 29°C | 20°C | 32°C 2016 | 16°C 2000 | 40% |
| Aug 13 | 29°C | 20°C | 32°C 1999 | 18°C 2015 | 41% |
| Aug 14 | 29°C | 20°C | 32°C 2016 | 18°C 2001 | 41% |
| Aug 15 | 29°C | 20°C | 33°C 1999 | 17°C 2010 | 41% |
| Aug 16 | 29°C | 20°C | 33°C 1999 | 17°C 1995 | 40% |
| Aug 17 | 29°C | 20°C | 32°C 2016 | 17°C 1994 | 39% |
| Aug 18 | 30°C | 20°C | 32°C 2016 | 18°C 2008 | 41% |
| Aug 19 | 30°C | 20°C | 32°C 2016 | 18°C 2010 | 41% |
| Aug 20 | 30°C | 20°C | 32°C 1993 | 18°C 2010 | 40% |
| Aug 21 | 30°C | 20°C | 32°C 2016 | 18°C 2019 | 39% |
| Aug 22 | 30°C | 20°C | 34°C 2016 | 18°C 1995 | 37% |
| Aug 23 | 30°C | 20°C | 32°C 2016 | 17°C 1995 | 37% |
| Aug 24 | 30°C | 20°C | 32°C 2016 | 17°C 2020 | 36% |
| Aug 25 | 30°C | 20°C | 32°C 2015 | 18°C 2012 | 34% |
| Aug 26 | 30°C | 20°C | 32°C 1992 | 18°C 1994 | 33% |
| Aug 27 | 30°C | 20°C | 33°C 1993 | 18°C 1999 | 32% |
| Aug 28 | 30°C | 20°C | 33°C 1993 | 18°C 1998 | 32% |
| Aug 29 | 30°C | 20°C | 33°C 2004 | 17°C 2019 | 30% |
| Aug 30 | 30°C | 20°C | 33°C 1993 | 18°C 2019 | 29% |
| Aug 31 | 31°C | 20°C | 33°C 1993 | 18°C 2018 | 28% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- August 1
- sunrise 5:34 AM, sunset 5:23 PM
- August 31
- sunrise 5:23 AM, sunset 5:22 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.