Rainfall: Tamil Nadu: Chennai: Actual data was reported at 0.600 mm in 18 May 2025. This stayed constant from the previous number of 0.600 mm for 17 May 2025. Rainfall: Tamil Nadu: Chennai: Actual data is updated daily, averaging 0.000 mm from Jun 2018 (Median) to 18 May 2025, with 2489 observations. The data reached an all-time high of 209.600 mm in 04 Dec 2023 and a record low of 0.000 mm in 16 May 2025. Rainfall: Tamil Nadu: Chennai: Actual data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB011: Rainfall: by District.

Rainfall: Daily: Past 24 Hours: Chennai data was reported at 0.300 mm in 18 May 2025. This records an increase from the previous number of 0.000 mm for 16 May 2025. Rainfall: Daily: Past 24 Hours: Chennai data is updated daily, averaging 0.000 mm from Oct 2009 (Median) to 18 May 2025, with 5295 observations. The data reached an all-time high of 345.100 mm in 02 Dec 2015 and a record low of 0.000 mm in 16 May 2025. Rainfall: Daily: Past 24 Hours: Chennai data remains active status in CEIC and is reported by India Meteorological Department, Pune. The data is categorized under India Premium Database’s Environment – Table IN.EVB013: Rainfall: Daily: Past 24 Hours.

Rainfall: Tamil Nadu: Chennai: Deviation data was reported at -65.000 % in 18 May 2025. This records an increase from the previous number of -67.000 % for 17 May 2025. Rainfall: Tamil Nadu: Chennai: Deviation data is updated daily, averaging -100.000 % from Jun 2018 (Median) to 18 May 2025, with 2455 observations. The data reached an all-time high of 13,208.000 % in 20 Jan 2025 and a record low of -100.000 % in 16 May 2025. Rainfall: Tamil Nadu: Chennai: Deviation data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB011: Rainfall: by District.

In 2023, the annual rainfall measured across India amounted to ***** millimeters. This was a decrease from around ***** millimeters of rainfall recorded one year earlier. The month of July saw the highest amount of rainfall in 2023 across the country.

Rainfall: Tamil Nadu: Normal data was reported at 2.700 mm in 16 May 2025. This records an increase from the previous number of 2.100 mm for 15 May 2025. Rainfall: Tamil Nadu: Normal data is updated daily, averaging 2.100 mm from May 2018 (Median) to 16 May 2025, with 2509 observations. The data reached an all-time high of 36.600 mm in 13 Apr 2021 and a record low of 0.000 mm in 22 Jan 2022. Rainfall: Tamil Nadu: Normal data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB005: Rainfall: by States.

Rainfall: Cumulative: Tamil Nadu: Chennai: Deviation data was reported at 76.000 % in 18 May 2025. This records a decrease from the previous number of 83.000 % for 17 May 2025. Rainfall: Cumulative: Tamil Nadu: Chennai: Deviation data is updated daily, averaging 3.000 % from Jun 2018 (Median) to 18 May 2025, with 2455 observations. The data reached an all-time high of 3,318.000 % in 06 Jan 2021 and a record low of -100.000 % in 09 Mar 2025. Rainfall: Cumulative: Tamil Nadu: Chennai: Deviation data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB012: Rainfall: by District: Cumulative.

Rainfall: Daily: Departure from Normal: Chennai data was reported at 27.800 mm in 16 May 2025. This records a decrease from the previous number of 32.500 mm for 15 May 2025. Rainfall: Daily: Departure from Normal: Chennai data is updated daily, averaging -1.000 mm from Oct 2009 (Median) to 16 May 2025, with 5559 observations. The data reached an all-time high of 1,182.500 mm in 07 Dec 2015 and a record low of -577.900 mm in 02 Dec 2016. Rainfall: Daily: Departure from Normal: Chennai data remains active status in CEIC and is reported by India Meteorological Department, Pune. The data is categorized under India Premium Database’s Environment – Table IN.EVB014: Rainfall: Daily: Departure from Normal.

Results of chemical and microbial analyses of water samples collected from wells, river and lake during December 2015 and April 2016 to assess the impact of an extreme flood event on 2nd December 2015 in Chennai, India

Rainfall: Cumulative: Tamil Nadu: Chennai: Actual data was reported at 68.300 mm in 18 May 2025. This records an increase from the previous number of 67.700 mm for 17 May 2025. Rainfall: Cumulative: Tamil Nadu: Chennai: Actual data is updated daily, averaging 91.500 mm from Jun 2018 (Median) to 18 May 2025, with 2489 observations. The data reached an all-time high of 1,360.400 mm in 31 Dec 2021 and a record low of 0.000 mm in 10 Mar 2025. Rainfall: Cumulative: Tamil Nadu: Chennai: Actual data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB012: Rainfall: by District: Cumulative.

Rainfall: Tamil Nadu: Chennai: Normal data was reported at 1.700 mm in 18 May 2025. This records a decrease from the previous number of 1.900 mm for 17 May 2025. Rainfall: Tamil Nadu: Chennai: Normal data is updated daily, averaging 2.500 mm from Jun 2018 (Median) to 18 May 2025, with 2489 observations. The data reached an all-time high of 37.300 mm in 13 Nov 2024 and a record low of 0.000 mm in 30 Apr 2025. Rainfall: Tamil Nadu: Chennai: Normal data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB011: Rainfall: by District.

Rainfall: Cumulative: Tamil Nadu: Chennai: Normal data was reported at 33.600 mm in 14 May 2025. This records an increase from the previous number of 33.000 mm for 13 May 2025. Rainfall: Cumulative: Tamil Nadu: Chennai: Normal data is updated daily, averaging 56.800 mm from Jun 2018 (Median) to 14 May 2025, with 2485 observations. The data reached an all-time high of 809.600 mm in 31 Dec 2024 and a record low of 0.000 mm in 02 Mar 2025. Rainfall: Cumulative: Tamil Nadu: Chennai: Normal data remains active status in CEIC and is reported by India Meteorological Department. The data is categorized under India Premium Database’s Environment – Table IN.EVB012: Rainfall: by District: Cumulative.

Rainfall: Daily: Departure from Normal: Chennai在2025-05-16达27.800mm，相较于2025-05-15的32.500mm有所下降。Rainfall: Daily: Departure from Normal: Chennai数据按每日更新，2009-10-06至2025-05-16期间平均值为-1.000mm，共5559份观测结果。该数据的历史最高值出现于2015-12-07，达1,182.500mm，而历史最低值则出现于2016-12-02，为-577.900mm。CEIC提供的Rainfall: Daily: Departure from Normal: Chennai数据处于定期更新的状态，数据来源于India Meteorological Department, Pune，数据归类于India Premium Database的Environment – Table IN.EVB014: Rainfall: Daily: Departure from Normal。

Rainfall: Daily: Past 24 Hours: Chennai在2025-05-18达0.300mm，相较于2025-05-16的0.000mm有所增长。Rainfall: Daily: Past 24 Hours: Chennai数据按每日更新，2009-10-06至2025-05-18期间平均值为0.000mm，共5295份观测结果。该数据的历史最高值出现于2015-12-02，达345.100mm，而历史最低值则出现于2025-05-16，为0.000mm。CEIC提供的Rainfall: Daily: Past 24 Hours: Chennai数据处于定期更新的状态，数据来源于India Meteorological Department, Pune，数据归类于India Premium Database的Environment – Table IN.EVB013: Rainfall: Daily: Past 24 Hours。