Temperature in Japan in January

Daytime highs, nighttime lows and the warmest cities across Japan this January.

Japan, experiences maximum daytime temperatures in January ranging from -6°C (21°F) in Kamikawa to 22°C (72°F) in Ishigaki Island. Nighttime temperatures generally drop to 19°C (66°F) in Ishigaki Island and -14°C (7°F) in Kamikawa. During January, winter is in full swing. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Japan in January?

To get a sense of January's typical temperatures in the key spots of Japan, explore the map below. Click on a point for an in-depth look.

Select a Month

Check the conditions for any month of the year.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

For a detailed overview over the year and the best time to visit Japan, check out our Japan's climate page.

See also: the Japan weather by month.

Best Places to Visit in Japan in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Japan.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in January: blue is cold, red is hot.

See all January weather averages, cities and regions in Japan

Japan temperatures in January: frequently asked questions

How hot does it get in Japan in January?

Expect daytime temperatures around 10°C (50°F) in Tokyo. That makes January a low month for Japan.

How cold does it get at night in Japan in January?

Tokyo sees nighttime lows close to 2°C (36°F) in January.

What is the warmest city in January in Japan?

From a thorough analysis of our records, Ishigaki Island clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 22°C (72°F), and evenings that remain near 19°C (66°F).

What is the coldest city in January in Japan?

According to our data, Kamikawa holds the title for the coldest city in Japan in January. It experiences maximum temperatures of approximately -6°C (21°F) and drops to lows of about -14°C (7°F) during the night.

How much sun does Japan get in January?

Across Japan, sunshine in January ranges from overcast in Akita (41 hours) to sunny in Hamamatsu (209 hours).

What is the water temperature in January?

Across Japan, sea temperatures in January range from frigid at 10°C (50°F) in Wajima to cool at 19°C (66°F) in Hachijojima — so swimming conditions depend on which coast you pick.

Interested in more climate information?

We have much more information about the climate in Japan.

Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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