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Weather & Climate in Baniachang, Bangladesh
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Baniachang has a warm climate with an average annual temperature of 77°F (25°C). Winters average 64°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 178 sunny days per year. Annual precipitation totals 111.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 46 feet.
Temperature
64°F Jan (18°C)
83°F Jul (28°C)
| Annual Average | 76.9°F |
| 42% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 178 days/yr |
Geography
| Elevation | 46 ft (14 m) |
| Area | 273.7 sq mi (708.9 km²) |
| Population Density | 138/sq mi |
| Coordinates | 24.5186°N, 91.3579°W |
| Timezone | Asia/Dhaka |
Precipitation & Snow
Air Quality
Earthquake History
87 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| May 8, 1997 | 11 km WNW of Kar?mganj, India | M6.0 | 99 km | 35 km |
| Jan 3, 2017 | 18 km ENE of ?mb?sa, India | M5.7 | 87 km | 32 km |
| Nov 19, 1996 | India-Bangladesh border region | M5.4 | 130 km | 50 km |
| Aug 14, 2023 | 16 km NW of Karīmganj, India | M5.3 | 104 km | 37 km |
| Mar 2, 2013 | 25 km SSW of Kar?mganj, India | M5.2 | 89 km | 39 km |
| Sep 10, 2010 | 27 km S of Son?rgaon, Bangladesh | M5.1 | 143 km | 10 km |
| Feb 25, 1992 | 38 km NNW of Kar?mganj, India | M5.0 | 115 km | 33 km |
| Jun 16, 2023 | India-Bangladesh border region | M5.0 | 71 km | 10 km |
| Feb 15, 2005 | 9 km W of L?la, India | M5.0 | 118 km | 35 km |
| Dec 12, 1992 | 15 km ESE of Nongstoin, India | M5.0 | 106 km | 41 km |
| Nov 8, 2017 | 28 km N of Agartala, India | M4.9 | 48 km | 30 km |
| Oct 14, 2002 | 19 km SE of Jahedpur, Bangladesh | M4.9 | 46 km | 33 km |
| Feb 2, 1991 | 3 km NE of Nongstoin, India | M4.9 | 114 km | 33 km |
| Aug 6, 1997 | 31 km ENE of Shillong, India | M4.9 | 149 km | 41 km |
| Sep 9, 2023 | 19 km ENE of Lāla, India | M4.8 | 145 km | 48 km |
| Sep 2, 1991 | 19 km NNE of Kishorganj, Bangladesh | M4.7 | 54 km | 33 km |
| Jul 24, 1994 | 17 km NNE of Badarpur, India | M4.7 | 141 km | 33 km |
| Aug 22, 1991 | 34 km W of Chh?tak, Bangladesh | M4.7 | 57 km | 33 km |
| Aug 12, 2001 | 6 km WNW of Dharmanagar, India | M4.6 | 77 km | 33 km |
| Jan 1, 2012 | 18 km ESE of Amarpur, India | M4.6 | 126 km | 28 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
8 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Amphan | Category 2 | 98 mph | 256 km |
| 2017 | Mora | Category 1 | 69 mph | 299 km |
| 2007 | Sidr | Category 3 | — | 127 km |
| 1998 | Unnamed | Category 1 | — | 279 km |
| 1997 | Unnamed | Category 4 | 104 mph | 175 km |
| 1997 | Unnamed | Category 1 | 63 mph | 133 km |
| 1991 | Unnamed | Category 4 | 146 mph | 200 km |
| 1988 | Unnamed | Category 3 | 132 mph | 201 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 0.4 in | Coldest |
| February | 68°F (20°C) | 1.0 in | |
| March | 75°F (24°C) | 3.7 in | |
| April | 80°F (27°C) | 9.5 in | |
| May | 81°F (27°C) | 16.5 in | |
| June | 83°F (28°C) | 22.1 in | Wettest |
| July | 83°F (28°C) | 18.7 in | |
| August | 83°F (28°C) | 16.5 in | Warmest |
| September | 83°F (28°C) | 13.9 in | |
| October | 81°F (27°C) | 7.5 in | |
| November | 74°F (24°C) | 1.1 in | |
| December | 67°F (19°C) | 0.3 in | Driest |
Baniachang has a seasonal temperature swing of 19°F / from 64°F in January to 83°F in August. Total annual precipitation is 111.1 inches, with June being the wettest month (22.1") and December the driest (0.3").