TOKYO - Japan's average temperature in September marked the third highest since records began in 1898, the country's weather agency said Wednesday.

According to the Japan Meteorological Agency (JMA), the temperature in September was 2.49 degrees Celsius higher than the mean temperature for 30 years from 1991 to 2020.

The hottest September was logged in 2023 when the temperature surpassed the standard value by 2.66 degrees Celsius, followed by 2024 when it was 2.52 degrees Celsius higher.

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By region, eastern and western Japan both saw temperatures higher than average by 2.7 degrees, and northern Japan by 2.2 degrees.

Weather officials warned that higher-than-usual temperatures are expected to continue through the following month.

Japan experienced its hottest summer on record in 2025, with the nationwide average temperature 2.36 degrees Celsius higher than the long-term norm, the JMA said last month. The figure far surpassed the previous record highs set in 2022 and 2023, which were 1.76 degrees Celsius above average.