Weather on October 21 in Rio de Janeiro
Historical weather data for October 21 in Rio de Janeiro, Brazil
Avg High29°C (84°F)
Avg Low19°C (67°F)
Warmest198028°C
Coldest201417°C
Based on 26 years of data from RIO DE JANEIRO
About This Date
October 21st in Rio de Janeiro, Brazil typically brings warm fall weather, with average highs around 29°C and lows near 19°C. Over 26 years of records, the warmest October 21st was in 1980 (28°C average), while the coldest was 2014 (17°C) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 12% of October 21st dates historically.
Planning for October 21st in Rio de Janeiro? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2024 | -- | 22°C (71°F) | 5 mm |
| 2023 | -- | 21°C (69°F) | -- |
| 2022 | -- | 22°C (71°F) | -- |
| 2020 | 32°C (89°F) | 23°C (73°F) | 0 mm |
| 2019 | -- | 19°C (67°F) | -- |
| 2018 | -- | 18°C (64°F) | 0 mm |
| 2017 | -- | 24°C (75°F) | -- |
| 2016 | 34°C (93°F) | -- | -- |
| 2015 | -- | 22°C (71°F) | -- |
| 2014 | 26°C (79°F) | 8°C (47°F) | 1 mm |
| 2012 | -- | 18°C (65°F) | 0 mm |
| 2011 | -- | 12°C (54°F) | 0 mm |
| 2010 | -- | 13°C (55°F) | -- |
| 2009 | 28°C (83°F) | 12°C (54°F) | 0 mm |
| 2008 | -- | 15°C (59°F) | 3 mm |
| 2005 | -- | 25°C (77°F) | 0 mm |
| 2004 | -- | 19°C (66°F) | -- |
| 2003 | -- | 23°C (73°F) | 0 mm |
| 2002 | -- | 24°C (75°F) | -- |
| 2000 | 30°C (86°F) | 24°C (75°F) | -- |
| 1981 | 26°C (79°F) | 19°C (66°F) | 0 mm |
| 1980 | 33°C (91°F) | 24°C (75°F) | 0 mm |
| 1979 | 23°C (73°F) | 20°C (68°F) | 0 mm |
| 1978 | -- | 19°C (66°F) | 0 mm |
| 1977 | 27°C (81°F) | -- | -- |
| 1974 | -- | 22°C (72°F) | 0 mm |