Hottest (avg)
#12 / 12
Osaka in January
January weather, climate averages, and packing tips.
Avg High
Avg Low
Rain
Daylight 10h
What to expect
January marks a typically chilly period of winter, where the air is cooling down. Thermometers typically reach 8°C / 47°F, with evenings cooling to 1°C / 34°F.
You can expect a mix of sun and cloud, with about 9 days seeing some rain.
Statistically, this is the driest month historically.
January in context
How it compares to the rest of the year in Osaka.
Wettest (avg)
#1 / 12
Daylight Hours
#11 / 12
Windiest (avg)
#3 / 12
Highest UV
#11 / 12
Most Humid
#8 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
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Sunshine
- Daylight
- 10.1 hours
- UV index (max)
- 4
- Typical sun hours
- 07:02 – 17:10
Rain & Snow
- Total
-
- Rainy days
- 9
- Cloud cover
- 51%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 73%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is January a good time to visit Osaka?
Typical January days in Osaka reach highs of 8°C (46°F) with nights around 1°C (34°F). It usually feels chilly by day and very cold after dark. It is one of the drier months, which suits outdoor exploring and sightseeing.
What are temperatures like in January?
Daytime temperatures in January typically peak near 8°C (46°F), while nights drop to around 1°C (34°F). Expect chilly afternoons and very cold evenings.
How much does it rain in January?
Rainfall in January averages 57 mm (2.2 in) across roughly 9 days. Overall it is a moderately wet time of year, so showers are usually brief rather than all-day downpours.
How many hours of daylight are there in January?
You can expect about 10 hours of daylight in January. Sunrise is typically around 07:02 and sunset near 17:10. Days are on the shorter side, so plan activities around limited daylight.
How strong is the sun in January?
UV levels are moderate (around 4); sunscreen and sunglasses are still a good idea.
Is it windy in January?
In January, average wind speeds are around 10 km/h (6 mph), with gusts on the windiest days reaching about 55 km/h (34 mph). On the ground, it is it can feel quite windy at times, particularly when weather systems move through.