SeasonMapChittagong weather by month
Bangladesh
The best time to visit Chittagong is December to February — 92/100 in January, 26°C and 1 rainy day. The best season is the dry season, November to April (79/100 on average).
The worst month is June at 35/100 — sweltering, soaked, muggy air. See June →
Updated September 2026 · climate normals from ERA5 reanalysis
Planning the wider trip? Best time to visit Bangladesh →
Chittagong, month by month
Comfort score out of 100 for the kind of trip Chittagong is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.
| Month | Score | Tier | High | Rain | Sun | Crowds | On |
|---|---|---|---|---|---|---|---|
| JanJanuary | 92 | S | 26°C | 1 d | 10 h | Busy | — |
| FebFebruary | 84 | A | 28°C | 1 d | 10 h | Busy | — |
| MarMarch | 72 | B | 32°C | 4 d | 11 h | Busy | 1 |
| AprApril | 63 | C | 33°C | 9 d | 11 h | Busy | 3 |
| MayMay | 50 | D | 33°C | 17 d | 11 h | Shoulder | 1 |
| JunJune | 35 | F | 32°C | 27 d | 8 h | Quiet | 1 |
| JulJuly | 38 | F | 32°C | 29 d | 8 h | Quiet | — |
| AugAugust | 39 | F | 32°C | 28 d | 8 h | Quiet | — |
| SepSeptember | 42 | F | 33°C | 26 d | 9 h | Shoulder | — |
| OctOctober | 53 | D | 32°C | 16 d | 9 h | Shoulder | 1 |
| NovNovember | 75 | B | 31°C | 3 d | 10 h | Shoulder | 1 |
| DecDecember | 86 | A | 27°C | 2 d | 9 h | Busy | 1 |
What's on in Chittagong through the year
Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.
Crowds in Chittagong in January
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Busyschool holidays in 6 of the markets that fill it, one of its best months for weather(estimated)
Peak crowdsBusyShoulder seasonQuiet