At Monsoon OnLine (MOL) you can closely monitor the daily and weekly evolution of the monsoon, and have a look at the short-term and seasonal forecasts compiled from IITM/IMD and forecast agencies across the globe. MOL is managed at the Indian Institute of Tropical Meteorology, Pune.
Political Boundaries in Images
Disclaimer: MOL compiles data and images from several agencies across the globe. The depiction of political boundaries used in these external images may not be authoritative or accurate, and are not endorsed by MOL or IITM.
All-India Summer Monsoon Rainfall
01 June to 20 September, 2018
Actual: 752.6 mm
Normal: 839.0 mm
Departure from Normal: -10.3 %
Date of Monsoon Onset:
29 May 2018
Date of Monsoon covering the entire country:
29 June 2018
What is All India Rainfall?
At MOL, the All India Rainfall denotes the area-weighted mean summer monsoon rainfall, based on a homogeneous rainfall data set of 306 raingauges in India, developed by the Indian Institute of Tropical Meteorology.