Osaka Weather in December: Climate, Temperature & Travel Tips
Avg 8.8°C · 56mm rain — December is winter in Osaka.
- Avg high
- 12.2 °C
- Avg low
- 5.3 °C
- Avg
- 8.8 °C
- Precipitation
- 56 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
December in Osaka, Japan brings winter conditions: average temperature 8.8°C, average high 12.2°C, average low 5.3°C. Monthly rainfall averages 56mm, making it a drier time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light jacket or fleece, long-sleeve shirts
- Closed shoes; layers for changing conditions
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in December
Pros:
- Low rainfall — minimal disruption to outdoor plans
Cons:
- No major weather drawbacks for typical activities
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 August 29.7°C
- 2 July 28.0°C
- 3 September 25.8°C
- 1 January 6.4°C
- 2 February 6.8°C
- 3 December 8.8°C
FAQ
01 What is the average temperature in Osaka in December? +
The average is 8.8°C, with a high of 12°C and a low of 5°C.
02 What is Osaka like to visit in December? +
It is winter in Osaka, which is cool — bring warm clothes.
03 Does it rain often in Osaka during December? +
Average rainfall is 56mm, which is low.
04 What should I pack for Osaka in December? +
Light jacket or fleece, long-sleeve shirts; Closed shoes; layers for changing conditions.
05 Is December a peak travel season for Osaka? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17