SeasonMapBangladesh in December
December is one of Bangladesh's best months (rank 3 of 12): its 5 destinations average 87/100, led by Sylhet at 90 — 25°C and 2 rainy days — while Sundarbans trails at 83 with 30 mm of rain.
#3 of 12 months for Bangladesh · 5 destinations · updated September 2026 · climate normals from ERA5 reanalysis
Where in Bangladesh in December
| # | Place | Type | Feels-like high | Rain | Comfort | At its best |
|---|---|---|---|---|---|---|
| 1 | Sylhet | City | 25°C | 22 mm · 2 days | 90 tier S | Yes |
| 2 | Cox's Bazar | Beach | 27°C | 15 mm · 2 days | 88 tier A | — |
| 3 | Dhaka | City | 26°C | 34 mm · 1 day | 87 tier A | Yes |
| 4 | Chittagong | City | 25°C | 16 mm · 2 days | 86 tier A | Yes |
| 5 | Sundarbans | National park | 25°C | 30 mm · 2 days | 83 tier A | Yes |
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means December is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.