Osaka · January
Run in the midday.
Cold: average high 48°F, low 34°F. Layering becomes the workout. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
Avg high / low
48° / 34°F
Humidity
73%
Rain days
11/mo
Wind
13 mph
What January feels like in Osaka
Sunrise
07:03
Mid-month average
Sunset
17:10
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
Often the warmest few hours of a cold day. If you can only run once, midday gives you the most temperate window.
Evening
Cold drops back in fast after sunset. Tight window — done before headlamp territory.
What to wear running in Osaka in January
The kit for January in Osaka: cold-weather layers, gloves, and ear coverage on most mornings.
January vs the surrounding months
vs December
-4° avg high
+1 rain days
Osaka in December →
January
48°F avg high
11 rain days
Best: midday
vs February
-1° avg high
0 rain days
Osaka in February →
Frequently Asked Questions
What is the best time of day to run in Osaka in January?+
Midday. Cold mornings warm into runnable midday hours — the windows around noon catch the warmest temperatures.
What's the average temperature in Osaka in January?+
Average high 48°F, average low 34°F.
How does January compare to surrounding months in Osaka?+
Compared to December (avg high 52°F), January is cooler. Compared to February (avg high 49°F), January is cooler.
Does it rain often in Osaka in January?+
Expect about 11 measurable rain days in January, on average.