Barra da Tijuca Weather in September
Average highs run from 26°C on September 1 to 26°C on September 30, and lows from 18°C to 19°C. Normal precipitation for the month is 90 mm over about 12 wet days.
September day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
September at a glance
- Average high
- 26°C
- Average low
- 19°C
- Precipitation
- 90 mm
- Record high
- 38°CSep 15, 2021
- Record low
- 10°CSep 29, 1974
- Daylight
- 11 h 39 min to 12 h 17 min
- Cloud cover
- 58%
- Humidity
- 77%
- Dew point
- 17°C
- Wind
- 13.3 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 | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Sep 1 | 26°C | 18°C | 36°C 2003 | 12°C 2022 | 28% |
| Sep 2 | 26°C | 18°C | 31°C 2001 | 15°C 2006 | 29% |
| Sep 3 | 26°C | 18°C | 30°C 2022 | 14°C 2002 | 30% |
| Sep 4 | 26°C | 18°C | 31°C 2021 | 15°C 2002 | 31% |
| Sep 5 | 26°C | 18°C | 35°C 2020 | 15°C 2006 | 30% |
| Sep 6 | 26°C | 18°C | 32°C 2005 | 15°C 2003 | 31% |
| Sep 7 | 27°C | 18°C | 33°C 2002 | 15°C 2022 | 33% |
| Sep 8 | 27°C | 18°C | 31°C 2003 | 16°C 2001 | 34% |
| Sep 9 | 26°C | 18°C | 33°C 1978 | 16°C 2000 | 36% |
| Sep 10 | 26°C | 18°C | 36°C 2022 | 16°C 1974 | 38% |
| Sep 11 | 26°C | 18°C | 36°C 2022 | 17°C 1974 | 39% |
| Sep 12 | 27°C | 18°C | 34°C 2005 | 17°C 1974 | 38% |
| Sep 13 | 27°C | 18°C | 35°C 2020 | 17°C 1976 | 38% |
| Sep 14 | 27°C | 19°C | 32°C 2000 | 18°C 2005 | 39% |
| Sep 15 | 27°C | 19°C | 38°C 2021 | 17°C 1978 | 39% |
| Sep 16 | 27°C | 19°C | 37°C 2006 | 17°C 2023 | 39% |
| Sep 17 | 27°C | 19°C | 34°C 1977 | 15°C 2001 | 41% |
| Sep 18 | 27°C | 19°C | 34°C 2020 | 14°C 2001 | 43% |
| Sep 19 | 26°C | 19°C | 31°C 1974 | 15°C 2001 | 45% |
| Sep 20 | 26°C | 19°C | 31°C 2020 | 18°C 1976 | 46% |
| Sep 21 | 26°C | 19°C | 32°C 2002 | 18°C 2016 | 47% |
| Sep 22 | 26°C | 19°C | 32°C 2006 | 16°C 2002 | 48% |
| Sep 23 | 26°C | 19°C | 34°C 2004 | 16°C 2002 | 49% |
| Sep 24 | 26°C | 19°C | 32°C 2004 | 15°C 2021 | 48% |
| Sep 25 | 26°C | 19°C | 37°C 2003 | 11°C 1978 | 49% |
| Sep 26 | 26°C | 19°C | 33°C 2001 | 16°C 2000 | 49% |
| Sep 27 | 26°C | 19°C | 32°C 2001 | 18°C 2006 | 51% |
| Sep 28 | 26°C | 19°C | 38°C 2020 | 16°C 2006 | 52% |
| Sep 29 | 26°C | 19°C | 36°C 2004 | 10°C 1974 | 52% |
| Sep 30 | 26°C | 19°C | 33°C 1977 | 17°C 1976 | 54% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-3).
- September 1
- sunrise 6:04 AM, sunset 5:43 PM
- September 30
- sunrise 5:35 AM, sunset 5:52 PM
Other months
Sources
Records: NOAA GHCN-Daily, station BRM00083746, every year on file, quality-flagged values removed. 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.