Weather on April 21 in Rio de Janeiro
Historical weather data for April 21 in Rio de Janeiro, Brazil
Avg High28°C (83°F)
Avg Low19°C (66°F)
Warmest200228°C
Coldest201318°C
Based on 31 years of data from RIO DE JANEIRO
About This Date
April 21st in Rio de Janeiro, Brazil typically brings warm spring weather, with average highs around 28°C and lows near 19°C. Over 31 years of records, the warmest April 21st was in 2002 (28°C average), while the coldest was 2013 (18°C) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 13% of April 21st dates historically.
Planning for April 21st in Rio de Janeiro? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 28°C (82°F) | -- | 9 mm |
| 2024 | -- | 18°C (65°F) | 0 mm |
| 2023 | -- | 19°C (66°F) | -- |
| 2021 | -- | 20°C (68°F) | 2 mm |
| 2020 | -- | 19°C (66°F) | 0 mm |
| 2018 | -- | 23°C (73°F) | -- |
| 2017 | -- | 19°C (66°F) | -- |
| 2016 | -- | 24°C (75°F) | -- |
| 2015 | 29°C (84°F) | -- | -- |
| 2014 | 29°C (85°F) | 8°C (47°F) | 10 mm |
| 2013 | 22°C (72°F) | 13°C (56°F) | -- |
| 2012 | -- | 17°C (62°F) | -- |
| 2011 | -- | 17°C (62°F) | -- |
| 2010 | -- | 17°C (63°F) | -- |
| 2009 | 27°C (81°F) | 16°C (60°F) | -- |
| 2008 | -- | 18°C (64°F) | -- |
| 2006 | -- | 18°C (65°F) | -- |
| 2005 | 33°C (91°F) | -- | -- |
| 2004 | 28°C (82°F) | 23°C (73°F) | -- |
| 2002 | 33°C (91°F) | 24°C (75°F) | -- |
| 2001 | -- | 23°C (73°F) | -- |
| 2000 | -- | 16°C (60°F) | 0 mm |
| 1983 | 28°C (83°F) | -- | 0 mm |
| 1982 | 26°C (78°F) | -- | 0 mm |
| 1981 | -- | 19°C (66°F) | 0 mm |
| 1979 | 26°C (79°F) | 22°C (72°F) | 0 mm |
| 1978 | 27°C (81°F) | -- | 0 mm |
| 1977 | -- | 21°C (70°F) | 9 mm |
| 1976 | -- | 23°C (73°F) | -- |
| 1975 | -- | 20°C (68°F) | -- |
| 1973 | 29°C (84°F) | -- | -- |