Weather on April 21 in Tokyo
Historical weather data for April 21 in Tokyo, Japan
Based on 55 years of data from TOKYO
About This Date
April 21st in Tokyo, Japan typically brings mild spring weather, with average highs around 20°C and lows near 12°C. Over 55 years of records, the warmest April 21st was in 1998 (21°C average), while the coldest was 1993 (10°C) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 33% of April 21st dates historically, with the wettest April 21st recording 5.4" of rain. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for April 21st in Tokyo? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 24°C (75°F) | 13°C (56°F) | -- |
| 2025 | 22°C (71°F) | 14°C (58°F) | 0 mm |
| 2024 | 23°C (74°F) | -- | 8 mm |
| 2022 | 22°C (71°F) | 12°C (54°F) | 0 mm |
| 2021 | 24°C (75°F) | -- | 0 mm |
| 2020 | -- | 9°C (48°F) | 23 mm |
| 2019 | 23°C (74°F) | 12°C (54°F) | 0 mm |
| 2018 | 26°C (79°F) | 13°C (55°F) | 0 mm |
| 2017 | 19°C (67°F) | 13°C (55°F) | 0 mm |
| 2016 | 20°C (68°F) | 13°C (56°F) | 0 mm |
| 2015 | 20°C (68°F) | -- | 28 mm |
| 2014 | -- | 10°C (50°F) | 5 mm |
| 2013 | -- | 6°C (42°F) | 59 mm |
| 2012 | 14°C (58°F) | -- | 0 mm |
| 2011 | 16°C (61°F) | 9°C (48°F) | 0 mm |
| 2010 | 26°C (78°F) | -- | -- |
| 2009 | -- | 16°C (61°F) | 0 mm |
| 2008 | 21°C (69°F) | -- | 0 mm |
| 2007 | 23°C (74°F) | 16°C (60°F) | 0 mm |
| 2006 | 18°C (64°F) | -- | 15 mm |
| 2005 | 22°C (72°F) | 11°C (52°F) | 0 mm |
| 2004 | 24°C (76°F) | -- | 0 mm |
| 2003 | 19°C (66°F) | 10°C (50°F) | 1 mm |
| 2002 | 17°C (62°F) | -- | 47 mm |
| 2001 | 11°C (52°F) | -- | -- |
| 2000 | 18°C (65°F) | -- | -- |
| 1999 | 21°C (69°F) | -- | 2 mm |
| 1998 | 26°C (78°F) | 17°C (62°F) | -- |
| 1997 | 21°C (69°F) | 13°C (56°F) | -- |
| 1996 | 15°C (59°F) | 7°C (44°F) | -- |
| 1995 | 21°C (70°F) | 9°C (49°F) | -- |
| 1994 | 23°C (73°F) | 13°C (56°F) | -- |
| 1993 | 13°C (56°F) | 6°C (43°F) | 0 mm |
| 1992 | 21°C (69°F) | 11°C (51°F) | -- |
| 1991 | 21°C (69°F) | 12°C (54°F) | -- |
| 1990 | 15°C (59°F) | 12°C (54°F) | 94 mm |
| 1989 | 19°C (67°F) | 14°C (57°F) | 0 mm |
| 1988 | 20°C (68°F) | 14°C (58°F) | 0 mm |
| 1987 | 24°C (76°F) | 14°C (58°F) | 0 mm |
| 1986 | 20°C (68°F) | 13°C (55°F) | 1 mm |
| 1985 | 21°C (70°F) | 11°C (52°F) | 0 mm |
| 1984 | 15°C (59°F) | 8°C (47°F) | 0 mm |
| 1983 | 17°C (63°F) | 11°C (52°F) | 0 mm |
| 1982 | 18°C (64°F) | 11°C (51°F) | 22 mm |
| 1981 | 19°C (67°F) | 11°C (51°F) | 0 mm |
| 1980 | 21°C (69°F) | 11°C (52°F) | 0 mm |
| 1979 | 18°C (65°F) | 8°C (47°F) | 19 mm |
| 1978 | 14°C (57°F) | 11°C (52°F) | 0 mm |
| 1977 | 23°C (74°F) | 12°C (53°F) | 0 mm |
| 1976 | 22°C (71°F) | 17°C (62°F) | 23 mm |
| 1975 | 16°C (61°F) | 6°C (43°F) | 137 mm |
| 1974 | 21°C (69°F) | 13°C (56°F) | 66 mm |
| 1973 | 23°C (73°F) | 14°C (58°F) | 8 mm |
| 1972 | 17°C (62°F) | 7°C (45°F) | 38 mm |
| 1971 | 23°C (74°F) | 10°C (50°F) | 0 mm |