Japan's Rainy Season (Tsuyu): A Foreigner's Survival Guide
Quick Answer Japan’s rainy season (梅雨, tsuyu) runs approximately June 8 to July 21 in Tokyo (varies by region and year), bringing high humidity (85–95%), frequent rain, and major mold risk. Essentials: a good umbrella (not a travel umbrella — a real one), a dehumidifier or silica gel packs, anti-mold spray for bathroom grout and window frames, and preparation for clothes that won’t dry. Mentally: the grey skies compound expat seasonal mood dips — build outdoor activities for the breaks in rain. ...