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	Position: Homepage -> Special Columns → East Asian Monsoon Monsoon Index break out and end of SCS summer monsoon [new] [history] pentad intensity change of SCS summer monsoon [new] [history] Interannual intensity change of SCS summer monsoon [new] [history] Interannual change of intensity index of sub-tropical summer monsoon (1) (defined by Shi Neng) [new] [history] Interannual change of intensity index of sub-tropical summer monsoon (2) (defined by Zhao Hanguang) [new] [history] Interannual change of intensity index of sub-tropical summer monsoon (3) (defined by Zhang Qingyun) [new] [history] Monsoon Circulation pentad 200hPa vector wind field [new] [history] pentad 850hPa vector wind field [new] [history] pentad 500hPa potential height field [new] [history] pentad 850hPa vapor transportation [new] [history] 110-120°E time-latitude section of mean 850hPa zonal wind and anomaly [new] [history] 110-120°E time-latitude section of mean 850hPa longitudinal wind and anomaly [new] [history] 110-120°E time-latitude section of mean 850hPa equivalent temperature and dew point temperature [new] [history] 115-145°E time-latitude section of location of mean 500hPa sub-tropical high ridgeline [new] [history] OLR Variation pentad OLR and anomaly distribution [new] [history] 110-120°E time-latitude section of mean OLR and anomaly [new] [history] 10-20°N time-longitude section of mean OLR and anomaly [new] [history] Monsoon Precipitation pentad distribution of precipitation and anomaly of China [new] [history] 110-120°E time-latitude section of mean pentad precipitation [new] [history] 110-120°E time-latitude section of mean pentad precipitation anomaly [new] [history] East Asian monsoon monitoring : NO.44 (CN EN) NO.43 (CN EN) NO.42 (CN EN) NO.41 (CN EN) NO.40 (CN EN) NO.39 (CN EN) NO.38 (CN EN) NO.37 (CN EN) NO.36 (CN EN) NO.35 (CN EN) NO.34 (CN EN) NO.33 (CN EN) NO.32 (CN EN) NO.31 (CN EN) NO.30 (CN EN) NO.29 (CN EN) NO.28 (CN EN) NO.27 (CN EN) NO.26 (CN EN) NO.25 (CN EN) NO.24 (CN EN) NO.23 (CN EN) NO.22 (CN EN) NO.21 (CN EN) NO.20 (CN EN) NO.19 (CN EN) NO.18 (CN EN) NO.17 (CN EN) NO.16 (CN EN) NO.15 (CN EN) NO.14 (CN EN) NO.13 (CN EN) NO.12 (CN EN) NO.11 (CN EN) NO.10 (CN EN) NO.9 (CN EN) NO.8 (CN EN) NO.7 (CN EN) NO.6 (CN EN) NO.5 (CN EN) NO.4 (CN EN) NO.3 (CN EN) NO.2 (CN EN) NO.1 (CN EN) History Data Search Year 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 Month Pentad 1 1 2 3 4 5 6 2 1 2 3 4 5 6 3 1 2 3 4 5 6 4 1 2 3 4 5 6 5 1 2 3 4 5 6 6 1 2 3 4 5 6 7 1 2 3 4 5 6 8 1 2 3 4 5 6 9 1 2 3 4 5 6 10 1 2 3 4 5 6 11 1 2 3 4 5 6 12 1 2 3 4 5 6 Monsoon Index break out and end of SCS summer monsoon pentad intensity change of SCS summer monsoon Interannual intensity change of SCS summer monsoon Interannual change of intensity index of sub-tropical summer monsoon (1) (defined by Shi Neng) Interannual change of intensity index of sub-tropical summer monsoon (2) (defined by Zhao Hanguang) Interannual change of intensity index of sub-tropical summer monsoon (3) (defined by Zhang Qingyun) Monsoon Circulation pentad 200hPa vector wind field pentad 850hPa vector wind field pentad 500hPa potential height field pentad 850hPa vapor transportation 110-120°E time-latitude section of mean 850hPa zonal wind and anomaly 110-120°E time-latitude section of mean 850hPa longitudinal wind and anomaly 110-120°E time-latitude section of mean 850hPa equivalent temperature and dew point temperature 115-145°E time-latitude section of location of mean 500hPa sub-tropical high ridgeline OLR Variation pentad OLR and anomaly distribution 110-120°E time-latitude section of mean OLR and anomaly 10-20°N time-longitude section of mean OLR and anomaly Monsoon Precipitation pentad distribution of precipitation and anomaly of China 110-120°E time-latitude section of mean pentad precipitation 110-120°E time-latitude section of mean pentad precipitation anomaly