The best time to visit Bangladesh
The best time to visit Bangladesh for warm, sunny weather is November to February, when its destinations average a Sunshine Score of 88/100 with daytime highs around 25°C / 77°F. October and March are quieter shoulder-season alternatives with still-reliable sun. Midsummer peaks in April at about 33°C / 91°F — hot for sightseeing, ideal for the coast. The sea is swimmable (21°C+) year-round, warmest in May at 32°C.
Bangladesh by month, averaged across 5 destinations from long-term climate normals — the best stretch is highlighted.
| Month | Sunshine Score | Avg day high | Rain | Sea | For a trip |
|---|---|---|---|---|---|
| January | 90 | 23° / 73°F | 10 mm | 23° | Excellent |
| February | 88 | 27° / 81°F | 25 mm | 24° | Excellent |
| March | 74 | 31° / 88°F | 61 mm | 26° | Excellent |
| April | 54 | 33° / 91°F | 200 mm | 30° | Good |
| May | 57 | 33° / 91°F | 411 mm | 32° | Very good |
| June | 62 | 31° / 88°F | 628 mm | 31° | Very good |
| July | 65 | 31° / 88°F | 809 mm | 29° | Very good |
| August | 65 | 30° / 86°F | 574 mm | 29° | Very good |
| September | 65 | 30° / 86°F | 443 mm | 30° | Very good |
| October | 66 | 29° / 84°F | 280 mm | 30° | Very good |
| November | 84 | 27° / 81°F | 48 mm | 28° | Excellent |
| December | 90 | 24° / 75°F | 13 mm | 25° | Excellent |
When to go — and when to think twice
Best overall: November to February — Bangladesh's warmest, most reliable stretch (Sunshine Score 88/100, ~25°C / 77°F days). Shoulder season: October and March — quieter, still sunny. Hottest: April, ~33°C / 91°F. Wettest: July (809 mm) — pack for showers.
Where to base yourself for sunshine: Dhaka (2,435 h/yr), Chattogram (Chittagong) (2,278 h/yr), Cox's Bazar (2,278 h/yr). See every Bangladesh destination with a full climate card, or where it's sunny worldwide, month by month.