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Iriomote weather in January (Iriomote Island, Japan)

Curious about the January weather in Iriomote? Here's what the weather might have in store during this month.

In January, Iriomote typically experiences high temperatures and heavy rainfall. Throughout the day, temperatures typically settle at around 22°C. But by evening, they drop to around 19°C. While this is the time of year with slightly cooler averages, it remains comfortably warm.

Iriomote in January usually receives heavy rainfall, averaging around 167 mm for the month. Based on our climate data of the past 30 years, about 23 days of rain are anticipated.

The area experiences limited sunny days, amounting to roughly 73 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days

If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit. January, February, March, April, May, June, October, November and December generally stand out with the best circumstances. While August tends to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Iriomote climate page with graphs.

 

Iriomote, monthly averages in January

Min TemperatureMin Temperature 19°C  
Max TemperatureMax Temperature 22°C  
Chance of RainChance of Rain 78%  
PrecipitationPrecipitation 167 mm  
Rainy daysRainy days 23 days  
HumidityHumidity 73%  
SunshineSunshine 73 hours  
Percentage SunshinePercentage Sunshine  

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.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Iriomote in January?

For visitors traveling to Iriomote, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming
4/10
Camping
6/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country 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 recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.