Weather in Osaka in January

January in Osaka is a coat month. Treat it as cities, food and short walks, not as a terrace holiday.

In Japan, this is how Osaka actually wears January, not how a country centroid would. January is the cold side of the year in Osaka. Pack for that, not for a leftover summer photo.

Pack for Osaka in January, not for a brochure that was photographed in another season.

Osaka
Average temp
6°C

3–10°C

Rainfall
47 mm

Not much rain

Sunshine
4.7 h

hours per day

What to expect

Daytime

You want a proper coat in Osaka in January, not a festival jacket. Wind makes the same afternoon feel sharper than the map suggests.

Outdoor time is the middle of the day. Finish plans before the light goes. Evenings are for indoors.

Rain

January is on the drier side of the year in Osaka. Showers are possible. They do not define the month.

A shell that lives in the bag is enough. This is not September, and it should not be packed as if it were.

Evening

Evenings are cooler. A layer helps after sunset.

What to pack

  • A layer for cooler evenings

Where to stay in Osaka

Dates are a starting point for January.

All hotels in Osaka

Travel guides for Osaka

What to read before you book.

All travel guides in Osaka

Average weather in Osaka

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

Similar weather in January

Other destinations whose January averages sit close to this one.

Check another month

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FAQs about Osaka

Climate averages for Osaka, 1991–2020.

The best time to visit Osaka is between May and October, the most comfortable stretch of the year on these averages.

August is the hottest month, with an average around 30°C.

June is the wettest month, with about 185 mm of rain.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.