Climate Insights for Baniachang

Habiganj, Sylhet Division, Bangladesh

Hottest
August
33°C peak
Coldest
January
13°C low
Wettest
May
519mm rain
Best to Visit
January, February, November
Mild temps & low rain

Climate Overview

The climate in Baniachang is hot. The average annual temperature is 26°C and approximately 2947mm of precipitation falls per year. May is the wettest month, receiving around 519mm of rainfall. Baniachang is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, June. The coldest months are January, December, February, when temperatures can drop to 13°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 25° Average: 18° Min: 13° Feb Max: 28° Average: 21° Min: 16° Mar Max: 30° Average: 24° Min: 20° Apr Max: 31° Average: 26° Min: 23° May Max: 32° Average: 28° Min: 24° Jun Max: 32° Average: 29° Min: 26° Jul Max: 32° Average: 29° Min: 27° Aug Max: 33° Average: 30° Min: 27° Sep Max: 33° Average: 29° Min: 27° Oct Max: 32° Average: 28° Min: 25° Nov Max: 30° Average: 24° Min: 19° Dec Max: 26° Average: 20° Min: 15°
Max
Average
Min

Baniachang sees moderate temperature variation throughout the year, ranging from 13°C to 33°C. The warmest month is August, when average highs reach 33°C and the mean temperature sits around 30°C. January is the coolest month, with minimum temperatures around 13°C and an average of 18°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 4°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 550mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 8mm Feb Precipitation: 30mm Mar Precipitation: 130mm Apr Precipitation: 431mm May Precipitation: 519mm Jun Precipitation: 436mm Jul Precipitation: 452mm Aug Precipitation: 335mm Sep Precipitation: 324mm Oct Precipitation: 226mm Nov Precipitation: 24mm Dec Precipitation: 33mm
Precipitation

Baniachang is a very wet location, receiving approximately 2947mm of precipitation annually, which averages out to around 246mm per month. The wettest month is May, averaging 519mm of rainfall. July and June also tend to see above-average precipitation. The driest month is January, with just 8mm. That's 511mm less than May, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 1km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 2km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 3km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 2km/h Nov Wind Speed: 1km/h Dec Wind Speed: 1km/h
Wind Speed

Baniachang is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

3 days until Summer

It is currently spring in Baniachang, which began on March 20, 2026. Baniachang is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 33°C, while the coldest stretch bottoms out in January near 13°C. Summer is next, beginning on June 21, 2026 — 3 days from now.

Spring

Temperatures range from 20 to 32°C. Rainfall is heavy, totalling around 1079mm across the season with a monthly average of 360mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 26 to 33°C. Rainfall is heavy, totalling around 1223mm across the season with a monthly average of 408mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 19 to 33°C. Rainfall is heavy, totalling around 574mm across the season with a monthly average of 191mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 13 to 28°C. Rainfall is relatively light, with around 70mm over the season and a monthly average of 23mm. Winds are generally light, averaging 1km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 18°
Feb 21°
Mar 24°
Apr 26°
May 28°
Jun 29°
Jul 29°
Aug 30°
Sep 29°
Oct 28°
Nov 24°
Dec 20°

The best time to visit Baniachang is during January, February, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 24mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 33°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Baniachang based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
13 °C
25 °C
1 km/h
8 mm
0 cm
Feb
16 °C
28 °C
2 km/h
30 mm
0 cm
Mar
20 °C
30 °C
2 km/h
130 mm
0 cm
Apr
23 °C
31 °C
2 km/h
431 mm
0 cm
May
24 °C
32 °C
2 km/h
519 mm
0 cm
Jun Current
26 °C
32 °C
2 km/h
436 mm
0 cm
Jul
27 °C
32 °C
3 km/h
452 mm
0 cm
Aug
27 °C
33 °C
2 km/h
335 mm
0 cm
Sep
27 °C
33 °C
2 km/h
324 mm
0 cm
Oct
25 °C
32 °C
2 km/h
226 mm
0 cm
Nov
19 °C
30 °C
1 km/h
24 mm
0 cm
Dec
15 °C
26 °C
1 km/h
33 mm
0 cm
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