An analysis of the daily district wise rainfall data from India Meteorological Department (IMD) for India’s South West Monsoon 2023 shows that there were 2176 instances when a district rainfall of a day was above 50 mm. Such high rainfall instances included 1759 instances when rainfall was 50-100 mm, 329 instances when it was 100-150 mm, 64 times it was 150-200 mm and 24 times above 200 mm. Out of 717 districts of India, 531 districts or, about 74% of the districts experienced such high rainfall days during SW monsoon 2023.
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June Aug 2023: District wise rainfall in in India’s SW Monsoon
In the just concluded month of Aug 2023, India received just 162.7 mm (263.8 mm in Aug 2022, 3.5% above the normal[i]) or 36.2% below normal rainfall against Aug normal rainfall of 254.9 mm as per India Meteorological department (IMD). In Aug 2021, the rainfall was 195.9 mm[ii], about 24.13% below normal and in Aug 2020, the rainfall was 327 mm[iii], or about 26.6% above normal.
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June 2023: 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 2023, the first month of India’s South West Monsoon 2022 shows that there were instances (462 in June 2022[i] and 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 2023 was 148.6 mm[ii], the rainfall of India in June 2022 was 152.3 mm[iii], or daily average rainfall is about 5 mm. The high rainfall instances in June 2023 included 339 (339 and 371 in June 2022 and 2021) instances when rainfall was 50-100 mm, 68 instances (68 and 59 in June 2022 & 2021) when it was 100-150 mm, 26 (26 and 5 times in June 2022 & 2021) times it was 150-200 mm and 29 (29 & 7 times in June 2022 & 2021) times above 200 mm.
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Pre Monsoon 2022: District wise rainfall in India
In the just concluded three month pre monsoon season (March 1 to May 31, 2022) India received 130.6 mm rainfall, 1% below the normal rainfall of 131.7 mm as per the India Meteorological Department (IMD). In 2020[i] and 2021[ii] India received 158.5 mm and 155.2 mm or 20% and 18% above normal rainfall respectively. So this year, India has received much lower pre monsoon season rainfall compared to previous two years.
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SW Monsoon 2019: District wise rainfall in India
The first blog on just concluded South West Monsoon 2019, gave the national picture and broad picture of month wise, state wise, sub division wise and river wise rainfall. This blog provides some details of rainfall in districts of each of the 36 states and Union Territories (UTs) of India. Continue reading “SW Monsoon 2019: District wise rainfall in India”
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