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Table 3 Summary of the weighted mean of δ18O value and the total amount of precipitation at three sites in each monsoon season

From: Seasonal variation in isotopic composition and the origin of precipitation over Bangladesh

Season Site δ18O ‰ Precipitation (mm)
Dry winter Chittagong 0
Dhaka 0
Sylhet − 0.08 84
Pre-monsoon Chittagong − 3.45 454
Dhaka − 1.82 311
Sylhet − 2.56 2175
Indian Summer Monsoon Chittagong − 7.62 1712
Dhaka − 7.28 935
Sylhet −  8.49 2909
Post-monsoon Chittagong − 9.29 205
Dhaka − 13.11 122
Sylhet − 15.94 188
  1. For calculation of the weighted means, weighted by the amount of precipitation has been adopted