Seasonal Rainfall Meaning. Methodological description and basic definitions. On the basis of available daily rainfall data of all the eight stations for the period of 1961 to 2005, it is seen that the mean seasonal rainfall over the entire catchment is of the order of about 4824 mm, declining from 1940 mm in july to 120 mm in october.
Present study portrays a parametric method of calculating rainfall trends for annual average, monthly average and seasonal average rainfall. For an average amount of 120mm this would mean a current 3 month rainfall of 87.6mm. The temperature gets lower and the environment becomes cool.