Monsoon · Rainfall

June 2022: High Rainfall district days in India’s SW Monsoon

An analysis of the daily district wise rainfall data from India Meteorological Department (IMD) for the month of June 2022, the first month of India’s South West Monsoon 2022 shows that there were 462 instances (442 in June 2021) when district rainfall of a day was above 50 mm. This is high considering that the rainfall of India in June 2022 was 152.3 mm[i], or daily average rainfall is about 5 mm. The high rainfall instances in June 2022 included 339 (371 in June 2021) instances when rainfall was 50-100 mm, 68 instances (59 in June 2021) when it was 100-150 mm, 26 (5 times in June 2021) times it was 150-200 mm and 29 (7 times in June 2021) times above 200 mm.

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Monsoon · Rainfall

High Rainfall days in India’s districts in Sept 2021

An analysis of the daily district wise rainfall data from India Meteorological Department (IMD) for the month of September 2021, the last month of India’s South West Monsoon 2021 shows that there were 489 instances when district rainfall of a day was above 50 mm. The normal monthly rainfall of India for Sept is 170.2 mm and actual rainfall was a huge 34.96% above normal at 229.7 mm[i], the actual average daily rainfall in this month was about 7.66 mm. Such high rainfall instances included 374 instances when rainfall was 50-100 mm, 84 instances when it was 100-150 mm, 20 times it was 150-200 mm and eleven times above 200 mm.

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Monsoon · Rainfall

July 2021: High Rainfall days in India’s districts

An analysis of the daily district wise rainfall data from India Meteorological Department (IMD) for the month of July 2021, the 2nd month of India’s South West Monsoon 2021 shows that there were 717 instances when district rainfall of a day was above 50 mm. [Considering that the normal monthly rainfall of India July is 285.3 mm, the average daily rainfall in this month is about 9.2 mm.] Such high rainfall instances included 595 instances when rainfall was 50-100 mm, 98 instances when it was 100-150 mm, 17 times it was 150-200 mm and 7 times above 200 mm. Interestingly, in June 2021[i] too there were seven instances when rainfall was above 200 mm, when the rainfall is supposed to be much below July rainfall. As noted in detailed article[ii], the July 2021 rainfall all over India was 6.7% below normal.

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