Tropical Storm Lingling formed and made landfall on August 21, 2025, near Hioki City in Kagoshima Prefecture. The storm produced peak gusts of 111 km/h (69 mph) in Kagoshima City and brought heavy rainfall that exceeded monthly averages in parts of southern Kyushu, prompting evacuation orders and landslide warnings.
At least three people have been confirmed dead in Kumamoto and Kagoshima prefectures, after record-breaking rainfall triggered deadly floods and landslides across southern Japan between August 10 and 11, 2025.
Record August rainfall caused severe flooding and landslides in Kumamoto Prefecture, Japan, on August 10–11, 2025, leaving several people missing and prompting evacuation advisories for over 3 million residents and widespread transport disruptions.
A heavy rain emergency was issued for Kirishima City, Kagoshima as record rainfall lashed Kyushu, dropping nearly 500 mm (20 inches) of rain in just 12 hours on August 8, 2025. At least two people were hospitalized in Aira City after a landslide triggered by the heavy rain caused a house to collapse.
Typhoon Nari made a historic landfall over Cape Erimo in Japan on July 15, 2025, as the first typhoon to make landfall over Japan’s northern main island since 2016 and the first to make landfall in Hokkaido during July since records began. It was the fifth named storm of the 2025 Pacific typhoon season.
Heavy rainfall of over 100 mm (4 inches) triggered flooding across Tokyo, stranding vehicles and causing widespread damage on Thursday, July 10, 2025. Low-lying areas in the Kanto region remain under the threat of landslides as heavy rainfall continues across the region.
Japan recorded its hottest June since records began in 1898, with average temperatures 2.34°C (4.21°F) above normal and over 200 locations registering highs of 35°C (95°F) or more, the Japan Meteorological Agency reported on June 30, 2025.
At least four elderly women died of suspected heatstroke on June 17, 2025, in Japan’s Kanagawa, Shizuoka, Saitama, and Gunma Prefectures. More than 60 monitoring stations recorded temperatures at or above 35 °C (95°F). Temperatures are expected to rise until June 20, and a heat advisory is in place.
Record-breaking temperatures were measured in Japan on Wednesday, March 26, 2025, with 143 stations either tying or breaking the record for the hottest March day on record.
Sukayu Onsen, located in the mountains of Japan’s Aomori Prefecture, recorded its heaviest snowfall in 12 years on Thursday, February 12, 2025, with snow depths exceeding 5 m (16.4 feet).
