Wave data reported in the Indian Daily Weather Reports for the period 1960-64 have been, used to evaluate seasonal wave characteristics for each 2-degree square areas of the Arabian Sea and the Bay of Bengal. These results are presented in the form of charts. The maxima of the average heights in both the Arabian Sea and the Bay of Bengal (3.2 m and 3.1 m) have been observed during the monsoon season even though the number of cyclone and depression days were maximum in May and November, respectively in the Arabian Sea and Bay of Bengal. The most prominent period of waves in all seasons in both the regions was' j or less than 5' seconds