Koyasan Weather in June

During June, Koyasan experiences high daytime temperatures of 26°C (79°F) and cooler nights around 18°C (64°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Koyasan in June

The heaviest rainfall of the year happens this month, with frequent showers. A poncho is your best bet to stay dry. Typically around 19 days of rainfall are expected, averaging 299 mm (12 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 Koyasan in June

Daytime highs in Koyasan in June reach 26°C (79°F), with nights around 18°C (64°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 18°C (64°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Koyasan in June

The city usually sees around 161 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, June may not be the ideal month to visit Koyasan. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Koyasan's climate page.

Koyasan Temperature in June

Min Temperature 18°C (64°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 63%  

Precipitation 299 mm (12 in)  

Rainy days 19 days  

Humidity 75% *  

Sunshine 161 hours *  

Percentage Sunshine *  

* Data from: Wakayama, Japan (37 KM, 23 Miles).

What to Wear in Koyasan in June

Warm weather calls for comfortable, breathable clothing in June. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Koyasan in June

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Koyasan's climate page.

More climate data for Koyasan

Temperature Rainfall Sunshine Humidity

See the full Koyasan climate overview or explore weather in Japan.