Breaking Records : IMD Sets The Facts Straight , May 2025 Was the Wettest Since 1901 In The Country

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The India meteorological department has reported that May 2025 was the wettest since 1901, with the country receiving an average rainfall of 126.7 mm last month

The early onset of the southwest monsoon brought continuous rainfall across southern and eastern India, contributing to this record.

In a social media post on X, the IMD wrote, “The average monthly rainfall for May 2025 over All-India (126.7 mm) and Central India (100.9 mm) was highest since 1901.”

As per the Met department, rainfall over the country in the month of May 2025 was 126.7 mm, which is 106 percent more than its Long Period Average (LPA) of 61.4 mm.

An official press release from the IMD reads, “Rainfall over the country as a whole for the month of May 2025 was 126.7 mm, which is 106% more than its long period average of 61.4 mm…”

The average monthly rainfall for May 2025 over All-India (126.7 mm) and Central India (100.9 mm) was the highest since 1901. While the monthly rainfall over South Peninsular India reached 199.7 mm, marking the second highest total since 1901, it was surpassed only by 201.4 mm recorded in 1990. Similarly, the monthly average rainfall over Northwest India (48.1 mm) was the 13th highest since 1901 and the 4th highest since 2001. The monthly rainfall over East & Northeast India region was 242.8 mm, which is the 29th highest since 1901 and the 4th highest since 2001,” it added.

According to the IMD, during May, 25 subdivisions received large excess rainfall, five subdivisions received excess rain, and six subdivisions received normal rainfall.

In May 2025, extremely heavy rainfall (>204.4 mm) was recorded along the West Coast, as well as in Assam and Meghalaya, Sub-Himalayan West Bengal and Sikkim, Mizoram, Tamil Nadu, Puducherry and Karaikal, Madhya Maharashtra, and South Interior Karnataka.