Yakushima
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Yakushima Weather in May

Yakushima in May averages 24°C (75°F) during the day and 21°C (70°F) at night. May is part of the rainy season, so frequent rainfall is typical.

Rainfall in Yakushima in May

As part of the rainy season, Yakushima sees around 21 days of rain in May, with an average of 221 mm (8.7 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.

Temperature in Yakushima in May

In May, Yakushima gets high temperatures, with highs of 24°C (75°F). Nights cool to around 21°C (70°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

Sunshine in Yakushima in May

The area enjoys a moderate level of sunlight, with around 158 hours. It's a good balance between sunny and rainy days.

Should you favor a climate that's both dry and comfortably warm, August, October and November typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Yakushima Temperature in May

Min Temperature
21°C (70°F)
Max Temperature
24°C (75°F)
Chance of Rain
69%
Precipitation
221 mm (8.7 in)
Rainy days
21 days
Humidity
76% *
Sunshine
158 hours *
Percentage Sunshine
*
* Data from: Tanegashima, Japan (61 KM, 38 Miles).

Yakushima Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Yakushima - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Yakushima typically stay consistent throughout May, with daily highs averaging around 24°C (75°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 20°C (68°F).

Average temperatures in May

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in May

Historical weather records for Yakushima in May

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 May

Our historical data for Yakushima spans 1976 to 2026, revealing these weather extremes.

  • The warmest day in May was on May 12, 1998, with a maximum of 31°C (88°F).
  • The coldest May day was on May 24, 1990, with a maximum of 17°C (63°F).
  • Yakushima registered its coldest May night on May 10, 2026, with temperatures dropping to 10°C (50°F).

Best Places in Japan in May

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Yakushima in May

Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Yakushima in May

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

  • Swimming
    7/10
  • Camping
    6/10

Yakushima 3-Day Forecast

More climate data for Yakushima

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.