How to Handle the Rainy Season

Japan’s rainy season is a long stretch of humid, wet weather. Learn how it affects daily life and what helps.

Japan’s rainy season usually runs from early June to mid-July in many areas. It is not just rainy. It is also very humid, which affects laundry, mold, and daily comfort.

Typical features

• Temperatures are not always extreme, but humidity can be very high
• Rainy days and cloudy days continue for weeks
• Mold grows easily

Main effects on daily life

• Outdoor laundry drying becomes difficult
• Closets, bathrooms, and window frames are more likely to develop mold
• Food spoils more easily

Useful items

• Folding umbrella
• Dehumidifier
• Moisture absorbers for closets
• Anti-mold spray

When the rainy season ends, temperatures often rise quickly and full summer begins.