Weather in Osaka in December
December in Osaka is cool with average temperatures around 5.4°C (41.7°F). Moderate rainfall of 76mm spread over 9 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
9.4°C
48.9°F
Low
1.3°C
34.3°F
Precipitation
76 mm
3.0 inches
~9 rainy days
Conditions
Humidity
84%
Comparison to Adjacent Months
December is 5.5°C cooler than November.
December is 2.4°C warmer than January.