Climate averages 1991–2020
Chattogram weather
in March.
A hot, moderately wet month: the 3rd warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a hot month in Chattogram: daytime highs average 29.4°C and nights cool to about 22.1°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 46 mm of rain on roughly 4 days, which makes March a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 01 min on an average March day.
The nearest other city in this atlas is Hāthazāri (19 km away). In March its highs average 30.5°C, 1.1°C warmer than Chattogram, with 51 mm of rain.
Among the 63 cities listed in Bangladesh, Chattogram ranks 61st of 63 for the warmest March highs and joint 24th of 63 for the driest March (rainfall, lowest first). The mean March high of those 63 cities is 31.3°C; Chattogram is 1.9°C cooler than that mean.
From March to April, average highs rise by 1.1°C to 30.5°C, and monthly rainfall rises from 46 mm to 98 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Chattogram climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 23.9°C15.8°C | 15.8°C | 6.2 | 0.8 | 10.911 h |
| February | 26.4°C18.0°C | 18.0°C | 14 | 1.8 | 11.411 h |
| March, selected | 29.4°C22.1°C | 22.1°C | 46 | 4.4 | 12.012 h |
| April | 30.5°C25.0°C | 25.0°C | 98 | 9.4 | 12.713 h |
| May | 30.3°C26.0°C | 26.0°C | 291 | 20.5 | 13.213 h |
| June | 29.2°C26.0°C | 26.0°C | 583 | 26.8 | 13.513 h |
| July | 28.5°C25.6°C | 25.6°C | 606 | 29.3 | 13.413 h |
| August | 28.7°C25.6°C | 25.6°C | 454 | 28.7 | 12.913 h |
| September | 29.0°C25.4°C | 25.4°C | 340 | 25.6 | 12.312 h |
| October | 29.0°C24.5°C | 24.5°C | 203 | 17.3 | 11.712 h |
| November | 27.3°C21.1°C | 21.1°C | 48 | 3.9 | 11.111 h |
| December | 24.7°C17.4°C | 17.4°C | 12 | 1.2 | 10.811 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Hāthazāri in MarchBangladesh · 19 kmHigh 30.5°C · Low 21.7°C · 51 mm rain
- Bibir Hat in MarchBangladesh · 39 kmHigh 31.2°C · Low 21.1°C · 58 mm rain
- Rangamati in MarchBangladesh · 50 kmHigh 32.3°C · Low 20.4°C · 50 mm rain
- Karnaphuli in MarchBangladesh · 57 kmHigh 31.4°C · Low 20.6°C · 50 mm rain
- Feni in MarchBangladesh · 87 kmHigh 31.7°C · Low 20.6°C · 63 mm rain
- Maijdi in MarchBangladesh · 95 kmHigh 31.8°C · Low 20.6°C · 46 mm rain
- Cox’s Bāzār in MarchBangladesh · 102 kmHigh 29.8°C · Low 21.9°C · 27 mm rain
- Lākshām in MarchBangladesh · 124 kmHigh 31.7°C · Low 20.3°C · 63 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Chattogram) is explained once on the Chattogram year overview and on the Sources, method and limits page.