Weather in Osaka in April
April in Osaka is cool with average temperatures around 12.1°C (53.8°F). Expect significant rainfall with 135mm across approximately 11 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
17.5°C
63.5°F
Low
6.8°C
44.2°F
Precipitation
135 mm
5.3 inches
~11 rainy days
Conditions
Humidity
78%
Comparison to Adjacent Months
April is 5.1°C warmer than March.
April is 5.0°C cooler than May, 24mm drier than May.