Home › Bangladesh › Chittagong › Chattogram

Chattogram weather

Chittagong · 3,920,222 inhabitants · Thursday, October 29 · updated 22:58

Raining now Air: Good Low storm risk · Today, Wed

28°

Rain showers

Feels like 39°C

Wind

5 km/h

Gusts

6 km/h

Humidity

75 %

Pressure

1015 hPa

Clouds

49 %

Storm

Low

Rise 05:55 Set 17:17 Day 11 h 22 min UV 4 · Moderate

Morning, afternoon, evening

Trend

Evening

Rain showers

30°28°

Feels like 41°

Wind ↑ SW 10 km/h

Gusts 18 km/h

Humidity 71 %

💧 0.4 mm

⚡ storm

00:00

28°

2.8mm

ESE 4

03:00

26°

0.6mm

ENE 9

Chattogram forecast in charts · next 7 days

The week ahead: highs and lows

▲ This week runs +3.1° warmer than usual

Highs Lows Usual for the season (1991–2020 average)

Hourly detail

Temperature (°C) Rain (mm) Wind (km/h)

Chattogram climate: what a normal year looks like

A normal year brings roughly 2,390 mm of rain — more than 93% of the towns of 20,000+ people we compared it with.

The wet season is concentrated from June to August, which brings 59% of the annual total; July by itself averages 520 mm.

Afternoons reach 30 °C or more in 6 months of the year; the typical peak is 32 °C in April.

The hottest stretch is May, when afternoons average 31 °C; the coldest is January, when nights average 15 °C.

Forecast highs for the coming week average 32 °C, 2 °C warmer than a normal October (30 °C).

30-year averages (1991–2020)
Month	Typical high	Typical low	Rainfall
Jan	25 °C	15 °C	7 mm
Feb	28 °C	18 °C	14 mm
Mar	30 °C	22 °C	46 mm
Apr	32 °C	25 °C	86 mm
May	31 °C	26 °C	260 mm
Jun	30 °C	26 °C	502 mm
Jul	30 °C	26 °C	521 mm
Aug	30 °C	26 °C	395 mm
Sep	30 °C	26 °C	310 mm
Oct	30 °C	25 °C	189 mm
Nov	28 °C	21 °C	43 mm
Dec	26 °C	17 °C	13 mm
Whole year	29 °C	23 °C	2,390 mm

Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 22.27° N, 91.82° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.

Air you breathe in Chattogram: pollution and pollen

1/6

Good

European Air Quality Index (EAQI), from Copernicus CAMS

PM2.52µg/m³

PM102µg/m³

Copernicus CAMS model, updated several times a day.

Rain radar around Chattogram

Rain observed over the last two hours by official weather radars around Chattogram, followed by the radar forecast for the next hour where the weather service provides one.

Rain radar Last two hours, then forecast where available · drag the timeline

No open weather radar covers Chattogram yet: the map shows our hour-by-hour rain forecast (ICON, GFS).

Moon over Chattogram

Waning gibbous

87 % illuminated · 18.3 days

Rise 20:48 Set 10:08

Fri 30/10 79%

Sat 31/10 69%

Sun 1/11 59%

Mon 2/11 49% Last quarter

Tue 3/11 38%

Wed 4/11 28%

Thu 5/11 19%

Fri 6/11 12%

Sat 7/11 6%

Sun 8/11 2%

Mon 9/11 0%

Tue 10/11 1% New moon

Moonrise and moonset in local time (Asia/Dhaka); phase and lit fraction from a synodic calculation.

Look up a past day in Chattogram

Curious about the weather in Chattogram on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.

Chattogram weather at a glance

This page gathers everything about the weather in Chattogram, Chittagong: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “rain showers”, it is 28 °C (feels like 39 °C) and the wind blows at 5 km/h.

Expected range today: 26 °C to 31 °C and around 4 mm of rain; keep an eye on thunderstorms. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.

Other big cities nearby

Mirpur Model Thana 227 km 27°

Pallabi 228 km 27°

Chattogram weather data for developers

Use the Chattogram forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.

Create a free key

Where does this forecast come from? Our engine, checked every day against 1125 weather stations