Japan summer travel guide: Tohoku in August and Hiroshima in July 2026

The August guide for Japan’s Tohoku region notes hot, humid, mostly sunny weather with daytime highs of 25‑29 °C in Sendai and similar temperatures across Aomori, Koriyama and other prefectures. Nighttime lows stay around 18‑23 °C, and high humidity persists. Visitors are advised to stay hydrated, wear UV‑protective clothing and use cooling accessories. Seasonal highlights include peach‑picking at Fukushima’s Azuma Orchard and outdoor activities on Lake Towada, such as sightseeing cruises, canoeing, stand‑up paddle boarding and camping.

The July guide for Hiroshima describes a rainy season with heavy downpours, followed by warm summer days. Key events include the historic Miyajima Kangensai boat festival on July 30, multiple fireworks displays on July 25 (Hiroshima Minato Yume and Onomichi Sumiyoshi festivals), and cultural activities like Pokémon exhibits at the Prefectural Art Museum and football matches at Mazda Stadium. Travelers should carry umbrellas and consult local transport schedules due to crowds on festival nights.