Osaka weather in January (Osaka Prefecture, Japan)

People don't tend to visit Osaka in January since it is known as a chilly month. The average maximum daytime temperature in Osaka in January lies at 7.2°C (44.96°F). Usually it is the coldest month of the year. The average minimum temperature goes down to around -0.8°C (30.56°F) (often the minimum temperature is noted at night).

Rainfall during January is moderate with an average of 47mm (1.9 inches). This makes it the driest month of the year. There are generally around 18 rainy days. The sun will show itself now and again, with 142 hours of sunshine during the entire month.


Osaka, monthly averages in January

Show in Celsius
Min Temperature 30 °F  
Max Temperature 44 °F  
Chance of Rain 62%  
Precipitation 2 in  
Rainy days 19 days  
Humidity 61% *  
Sunshine 142 hrs *  

Where to stay in Osaka

Where to go in Japan in January

Find out more about the weather in Japan in January and which places have the best weather conditions in this month.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in January? Bring a rain jacket in case it rains during your stay.. Also bring some warm clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in January.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Osaka.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.