Case File #026-BD // Atmospheric Precipitation Audit
The Bengal Water Paradox
Observation Month
July 2026
National Mean Precipitation
718.7 mm
Total Water Influx from Rain
98.40 km³
Highest Rainfall Division
Chattogram (1175 mm)
Driest Division
Rangpur (400 mm)
Visual Evidence: Spatial Precipitation & Divisional Ranking
Spatial Precipitation Choropleth
Precipitation Influx Ranking
Divisional Atmospheric Influx Audit Table
| Division | Land Area | Mean Rainfall | Daily Rate | Spread [Min, Max] | Total Rain Influx | YoY Change (July 2025) | Condition |
|---|---|---|---|---|---|---|---|
| Chattogram | 29,223.2 km² | 1175.4 mm | 39.18 mm/day | [589, 2052] mm | 34.350 km³ | +163.0 mm | Extreme Deluge / Flood Risk |
| Sylhet | 11,968.9 km² | 954.6 mm | 31.82 mm/day | [804, 1122] mm | 11.425 km³ | +340.4 mm | Extreme Deluge / Flood Risk |
| Barishal | 9,104.1 km² | 887.7 mm | 29.59 mm/day | [767, 1008] mm | 8.082 km³ | -137.5 mm | Extreme Deluge / Flood Risk |
| Dhaka | 30,548.7 km² | 602.4 mm | 20.08 mm/day | [512, 725] mm | 18.402 km³ | +38.5 mm | Extreme Deluge / Flood Risk |
| Khulna | 21,822.4 km² | 568.4 mm | 18.95 mm/day | [388, 745] mm | 12.403 km³ | -79.1 mm | Heavy Monsoon |
| Rajshahi | 18,843.7 km² | 402.2 mm | 13.41 mm/day | [309, 485] mm | 7.579 km³ | -20.6 mm | Heavy Monsoon |
| Rangpur | 15,392.7 km² | 399.8 mm | 13.33 mm/day | [358, 428] mm | 6.154 km³ | +88.0 mm | Heavy Monsoon |