What to pack for Osaka in December
- a warm coat, hat and gloves
- a packable rain layer
Humidity averages 73%; max daily wind around 20 km/h.
How December compares
Best months in Osaka: April–May & October–November. See the full best time to visit Osaka guide.
Osaka in December: the details
In December, Osaka sees average daytime highs of 12°C (53°F) and overnight lows of 3°C (38°F). Rainfall totals roughly 49 mm across 5.8 rainy days, and the sun shines about 8 hours per day with 9.7 hours of daylight mid-month. Relative humidity averages 73%.
In context: December is the 10th-warmest month and the driest in Osaka. The sunniest month is August (10.4 h/day).
| Metric | December average |
|---|---|
| Daytime high | 12°C / 53°F |
| Overnight low | 3°C / 38°F |
| Rainfall | 49 mm over 5.8 rainy days |
| Sunshine | 8 h/day (9.7 h daylight) |
| Humidity | 73% |
| Travel score | 6.4 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Osaka, Japan (34.69, 135.5) — see our methodology. Actual conditions vary year to year.
Not set on Osaka? Browse the best places to visit in December ranked by travel score.
Frequently asked questions
How hot is Osaka in December?
Daytime highs in Osaka in December average 12°C (53°F); nights drop to about 3°C.
Does it rain in Osaka in December?
Expect around 5.8 rainy days and 49 mm of rainfall in December.
Is December a good time to visit Osaka?
December is a fair shoulder-season month in Osaka — decent conditions with some trade-offs. Overall travel score: 6.4/10. The best months are April–May & October–November.
Where should you go next month?
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