January Rainfall and Precipitation in Japan
Monthly rainfall totals, rainy days and the driest cities across Japan in January.
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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.
Monthly precipitation
0 mm (0 in) dry → 150 mm (5.9 in) wet
Marker color shows total monthly precipitation in January: pale blue is dry, deep blue is wet.
Japan precipitation in January: frequently asked questions
How much rainfall does Japan receive in January?
In January, Tokyo typically receives modest rainfall, around 72 mm (2.8 in), making this a relatively dry month.
How many days does it rain in Japan in January?
Tokyo sees roughly 9 days rainy days during January.
Is January part of the rainy season in Japan?
Not really. January is outside the wettest stretch of the year in Japan.
What is the wettest city in January in Japan?
Itoigawa is the wettest city in Japan in January according to our database, with average snow/rainfall of around 309 mm (12 in).
What is the driest city in January in Japan?
Based on our database, Fukuyama sees the least rainfall in Japan in January, with around 50 mm (2 in) on average.
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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