Case File #026-BD // Atmospheric Precipitation Audit

The Bengal Water Paradox

Observation Month
March 2026
National Mean Precipitation
114.4 mm
Total Water Influx from Rain
15.67 km³
Highest Rainfall Division
Sylhet (291 mm)
Driest Division
Chattogram (59 mm)
Visual Evidence: Spatial Precipitation & Divisional Ranking

Spatial Precipitation Choropleth

Divisional Precipitation Map

Precipitation Influx Ranking

Divisional Precipitation Ranking
Divisional Atmospheric Influx Audit Table
Division Land Area Mean Rainfall Daily Rate Spread [Min, Max] Total Rain Influx YoY Change (March 2025) Condition
Sylhet 11,968.9 km² 290.6 mm 9.69 mm/day [267, 314] mm 3.478 km³ +251.9 mm Moderate Monsoonal
Rangpur 15,392.7 km² 167.8 mm 5.59 mm/day [105, 211] mm 2.583 km³ +156.8 mm Moderate Monsoonal
Dhaka 30,548.7 km² 138.1 mm 4.60 mm/day [75, 219] mm 4.219 km³ +132.8 mm Moderate Monsoonal
Rajshahi 18,843.7 km² 91.1 mm 3.04 mm/day [64, 130] mm 1.717 km³ +85.8 mm Below Normal
Barishal 9,104.1 km² 65.4 mm 2.18 mm/day [65, 66] mm 0.596 km³ +51.1 mm Below Normal
Khulna 21,822.4 km² 62.1 mm 2.07 mm/day [51, 69] mm 1.354 km³ +55.4 mm Below Normal
Chattogram 29,223.2 km² 58.8 mm 1.96 mm/day [23, 179] mm 1.718 km³ +32.8 mm Below Normal