Osaka Weather in April
In April, Osaka averages a high of 20°C (68°F) and a low of 10°C (51°F), from 53 years of daily records (1971–2026).
20°C
Average high
68°F
10°C
Average low
51°F
30°C
Record high
86°F · April 28, 2012
0°C
Record low
31°F · April 2, 1972
What April Is Like in Osaka
- April 2026 was the 2nd warmest April in 53 years of records, 2.7°C (4.8°F) above the long-run average.
- The coldest April reading, 0°C (31°F) on April 2, 1972, has not been matched in 54 years.
- April is the least predictable month in Osaka: daytime highs vary more from day to day and year to year than in any other month.
- April in Osaka has become 0.8°C (1.5°F) warmer on average: the 2012–2026 average against 1970–1989.
At least 1 mm of rain falls on 37% of April days, and the month averages 129 mm in total.
Warmest: 1998 (22.7°C)Latest: 2026 (21.4°C)10-year averageLong-run average (19.7°C)
Look Up a Day in April
See the weather in Osaka on any April date, year by year.
Source: NOAA GHCN-Daily, Osaka (1973–2026); Kobe (1971–2025). Averages cover 1971–2026. How we compute this