Osaka · December
Run in the midday.
Cool month: average high 52°F, low 38°F. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
Avg high / low
52° / 38°F
Humidity
75%
Rain days
9/mo
Wind
12 mph
What December feels like in Osaka
Sunrise
06:57
Mid-month average
Sunset
16:49
Mid-month average
Time-of-day breakdown
Morning
Coolest, driest air of the day. The window before sunrise is the most reliable comfortable hour.
Midday
Mild but UV and traffic peak. Workable if you don't mind shifting your pace.
Evening
Warm and runnable. Crowded routes but the air's typically calm.
What to wear running in Osaka in December
The kit for December in Osaka: a long-sleeve or light jacket for the first mile.
December vs the surrounding months
vs November
-10° avg high
0 rain days
Osaka in November →
December
52°F avg high
9 rain days
Best: midday
vs January
+4° avg high
-1 rain days
Osaka in January →
Frequently Asked Questions
What is the best time of day to run in Osaka in December?+
Midday. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
What's the average temperature in Osaka in December?+
Average high 52°F, average low 38°F.
How does December compare to surrounding months in Osaka?+
Compared to November (avg high 63°F), December is cooler. Compared to January (avg high 48°F), December is warmer.
Does it rain often in Osaka in December?+
Expect about 9 measurable rain days in December, on average.