Procedure to get data

Send the data request with the following particulars.

  • Type & Frequency of data -  (For example, Daily Temperature, Monthly Rainfall, Hourly RH, Normal (Long-period average) Wind speed etc)

  • Period of Requirement of data - (For example, Jan, 1985 to Dec, 2005; Only November, December and January data for the years 1995 and 1996; Recent 15 years Etc.)

  • List of Stations - Stations for which data is required.

Once the above three factors are finalized, send your request by post /e-mail / in-person. to the following address. All data requests should be addressed to

" The Deputy Director General of Meteorology, Regional Meteorological Centre, New No.6, College Road, Nungambakkam, CHENNAI - 600 006"

On receiving your request, this office will process your request and a 'Charge Intimation Letter', containing the availability of data, cost of data and payment mode etc., and 'Certificate of Undertaking' will be sent to you.

Finally, the following documents are to be sent to get the data

1. Duly filled and signed Data Request Form (If it is not provided in the initial correspondences).

2. Demand Draft (DD) for the amount mentioned in the Charge Intimation Letter. Payment made in the form of Cash / Money order WILL NOT be accepted.

3. Duly signed 'Certificate of Undertaking'

On receiving the above mentioned documents, this office will retrieve/compile the required data and the same will be sent as early as possible.