In 2023, precipitation of 400 millimeters or more per day occurred 28 times in Japan. Within the past decade, this figure peaked at 47 days in 2019. Most of the rainfall in Japan occurs during the rainy season, which lasts from early June to mid-July. Heavy rain is often caused by typhoons, which develop over the Pacific Ocean and regularly approach the archipelago between July and October.
Annual number of days with 400 mm or more rainfall in Japan from 2014 to 2023
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JMA. (February 19, 2024). Annual number of days with 400 mm or more rainfall in Japan from 2014 to 2023 [Graph]. In Statista. Retrieved December 19, 2024, from https://www.statista.com/statistics/1192569/japan-number-days-400-mm-rainfall/
JMA. "Annual number of days with 400 mm or more rainfall in Japan from 2014 to 2023." Chart. February 19, 2024. Statista. Accessed December 19, 2024. https://www.statista.com/statistics/1192569/japan-number-days-400-mm-rainfall/
JMA. (2024). Annual number of days with 400 mm or more rainfall in Japan from 2014 to 2023. Statista. Statista Inc.. Accessed: December 19, 2024. https://www.statista.com/statistics/1192569/japan-number-days-400-mm-rainfall/
JMA. "Annual Number of Days with 400 Mm or More Rainfall in Japan from 2014 to 2023." Statista, Statista Inc., 19 Feb 2024, https://www.statista.com/statistics/1192569/japan-number-days-400-mm-rainfall/
JMA, Annual number of days with 400 mm or more rainfall in Japan from 2014 to 2023 Statista, https://www.statista.com/statistics/1192569/japan-number-days-400-mm-rainfall/ (last visited December 19, 2024)
Annual number of days with 400 mm or more rainfall in Japan from 2014 to 2023 [Graph], JMA, February 19, 2024. [Online]. Available: https://www.statista.com/statistics/1192569/japan-number-days-400-mm-rainfall/
