Yakushima Weather in January
In Yakushima, January brings moderate daytime temperatures around 16°C (61°F), with nights cooling to 12°C (54°F). Expect quite a bit of rainfall this month.
Rainfall in Yakushima in January
Past climate data indicates that roughly 23 days will see rain, totalling around 144 mm (5.7 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Yakushima in January
January in Yakushima sees highs of 16°C (61°F) and lows of 12°C (54°F) overnight. The winter season is characteristic of January. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. Experience mild yet warm temperatures during this month, offering a comfortable climate.
Sunshine in Yakushima in January
The area enjoys a moderate level of sunlight, with around 109 hours. It's a good balance between sunny and cloudy days.If you prefer enjoying temperate temperatures and rain-free days, August, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Yakushima's climate page.
Yakushima Temperature in January
Min Temperature
12°C (54°F)
Max Temperature
16°C (61°F)
Chance of Rain
78%
Precipitation
144 mm (5.7 in)
Rainy days
23 days
Humidity
65% *
Sunshine
109 hours *
Percentage Sunshine
*
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Yakushima typically stay consistent throughout January, with daily highs averaging around 16°C (61°F). Nights are cool, with lows around 9°C (48°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Yakushima in January
Browse day-by-day weather records for Yakushima spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Yakushima historical weather extremes in January
Based on weather observations in Yakushima between 1976 and 2025, these are the recorded extremes during January.
- The warmest day in January was on January 21, 1991, with a maximum of 25°C (77°F).
- On January 29, 1982, Yakushima saw its coldest January day with temperatures maxing out at 5°C (41°F).
- The lowest overnight temperature recorded in January was 1°C (34°F) (January 24, 1976).
Best Places in Japan in January
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in January →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Yakushima in January
The weather can be unpredictable in January, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Yakushima in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Yakushima's climate page.
Temperature Rainfall Sunshine Humidity
See the full Yakushima climate overview or explore weather in Japan.
