Weather on December 20 in Osaka
Historical weather data for December 20 in Osaka, Japan
Avg High12°C (53°F)
Avg Low4°C (39°F)
Warmest202517°C
Coldest19994°C
Based on 54 years of data from OSAKA
About This Date
December 20th in Osaka, Japan typically brings cool winter weather, with average highs around 12°C and lows near 4°C. Over 54 years of records, the warmest December 20th was in 2025 (17°C average), while the coldest was 1999 (4°C) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 20th dates historically.
Planning for December 20th in Osaka? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 20°C (68°F) | 13°C (55°F) | -- |
| 2024 | -- | 2°C (36°F) | 0 mm |
| 2023 | -- | 4°C (40°F) | 0 mm |
| 2022 | -- | 1°C (33°F) | 0 mm |
| 2021 | -- | 7°C (44°F) | 0 mm |
| 2020 | -- | 2°C (36°F) | 0 mm |
| 2019 | 14°C (57°F) | -- | 0 mm |
| 2018 | 13°C (56°F) | -- | 0 mm |
| 2017 | 10°C (50°F) | 1°C (34°F) | 0 mm |
| 2016 | 13°C (55°F) | -- | 0 mm |
| 2015 | 12°C (53°F) | 2°C (36°F) | 0 mm |
| 2014 | 9°C (48°F) | -- | 0 mm |
| 2013 | 8°C (46°F) | 4°C (39°F) | 7 mm |
| 2012 | 10°C (50°F) | 1°C (33°F) | 0 mm |
| 2011 | 11°C (51°F) | -- | 0 mm |
| 2010 | 17°C (62°F) | -- | 0 mm |
| 2009 | 8°C (47°F) | -- | 0 mm |
| 2008 | 15°C (59°F) | 3°C (38°F) | 0 mm |
| 2007 | 13°C (56°F) | 5°C (41°F) | 0 mm |
| 2006 | 13°C (56°F) | 4°C (39°F) | 0 mm |
| 2004 | 18°C (64°F) | -- | 0 mm |
| 2003 | 6°C (42°F) | -- | 0 mm |
| 2002 | 10°C (50°F) | -- | -- |
| 2001 | 13°C (55°F) | 4°C (40°F) | -- |
| 2000 | 13°C (55°F) | 8°C (46°F) | -- |
| 1999 | 8°C (46°F) | 2°C (35°F) | -- |
| 1998 | 15°C (59°F) | -- | 0 mm |
| 1997 | -- | 9°C (49°F) | -- |
| 1996 | 11°C (51°F) | 4°C (39°F) | -- |
| 1995 | 12°C (54°F) | 4°C (39°F) | -- |
| 1994 | 10°C (50°F) | 4°C (39°F) | -- |
| 1993 | 8°C (47°F) | -- | 2 mm |
| 1992 | 9°C (48°F) | 5°C (41°F) | 7 mm |
| 1991 | 12°C (53°F) | -- | -- |
| 1990 | 12°C (53°F) | 5°C (41°F) | 1 mm |
| 1989 | 9°C (48°F) | 3°C (38°F) | -- |
| 1988 | 14°C (57°F) | 6°C (43°F) | -- |
| 1987 | 13°C (56°F) | 4°C (39°F) | -- |
| 1986 | 8°C (46°F) | -- | 0 mm |
| 1985 | 8°C (47°F) | 3°C (37°F) | -- |
| 1984 | -- | 2°C (36°F) | -- |
| 1983 | 8°C (47°F) | -- | -- |
| 1982 | 11°C (52°F) | 1°C (33°F) | -- |
| 1981 | 11°C (52°F) | 4°C (39°F) | 0 mm |
| 1980 | 9°C (48°F) | -- | 0 mm |
| 1979 | 18°C (64°F) | -- | 7 mm |
| 1978 | 8°C (46°F) | -- | 0 mm |
| 1977 | 12°C (54°F) | 2°C (36°F) | 0 mm |
| 1976 | 11°C (52°F) | 4°C (39°F) | 0 mm |
| 1975 | 11°C (52°F) | -- | 0 mm |
| 1974 | 10°C (50°F) | -- | 0 mm |
| 1973 | -- | 1°C (34°F) | 0 mm |
| 1972 | 9°C (49°F) | 1°C (33°F) | 0 mm |
| 1971 | 13°C (55°F) | 7°C (44°F) | 0 mm |