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Weather & Climate in Forbesganj, India
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Forbesganj has a warm climate with an average annual temperature of 77°F (25°C). Winters average 62°F in January while summers reach 84°F in July. The area gets 228 sunny days per year, above the national average. Annual precipitation totals 66.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 213 feet.
Temperature
62°F Jan (17°C)
84°F Jul (29°C)
| Annual Average | 77.2°F |
| 43% above US avg | |
| January Average | 62°F (17°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 228 days/yr |
Geography
| Elevation | 213 ft (65 m) |
| Area | 1.2 sq mi (3.0 km²) |
| Population Density | 43,513/sq mi |
| Coordinates | 26.3025°N, 87.2656°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Earthquake History
49 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.1.
| Dec 2, 2001 | 7 km WNW of Naya B?z?r, India | M5.1 | 130 km | 33 km |
| Nov 27, 1997 | 30 km NNE of Kh??db?ri??, Nepal | M5.1 | 147 km | 33 km |
| Jul 31, 2022 | 26 km W of Bhojpur, Nepal | M5.1 | 104 km | 10 km |
| Apr 27, 2015 | 13 km ESE of Il?m, Nepal | M5.1 | 100 km | 32 km |
| Feb 15, 1993 | 6 km W of Kasba, India | M5.0 | 54 km | 30 km |
| Aug 11, 2007 | 51 km NNW of Il?m, Nepal | M5.0 | 125 km | 35 km |
| Dec 30, 1996 | 41 km S of Namche Bazar, Nepal | M5.0 | 141 km | 33 km |
| Mar 27, 2012 | 17 km W of Kishanganj, India | M5.0 | 56 km | 29 km |
| Dec 8, 1997 | 11 km NNW of Kh??db?ri??, Nepal | M5.0 | 131 km | 33 km |
| May 20, 2007 | 5 km NNW of Gyalshing, India | M4.9 | 150 km | 43 km |
| Feb 18, 2004 | 50 km W of Gyalshing, India | M4.7 | 127 km | 21 km |
| Nov 30, 2012 | 9 km SW of Gyalshing, India | M4.7 | 138 km | 25 km |
| Jan 10, 1990 | 8 km WNW of R?jbir?j, Nepal | M4.7 | 66 km | 69 km |
| Sep 10, 1998 | 4 km NNW of Namchi, India | M4.7 | 146 km | 33 km |
| May 18, 2007 | 11 km W of Gyalshing, India | M4.7 | 139 km | 15 km |
| Feb 3, 2006 | 58 km N of Lah?n, Nepal | M4.7 | 137 km | 14 km |
| Jun 14, 2005 | 32 km WNW of Naya B?z?r, India | M4.6 | 120 km | 44 km |
| Feb 12, 1998 | 10 km ESE of Bhadrapur, Nepal | M4.6 | 96 km | 33 km |
| Sep 29, 2003 | 51 km W of Gyalshing, India | M4.6 | 126 km | 33 km |
| Jul 9, 1993 | 15 km NE of Janakpur, Nepal | M4.6 | 133 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1934 | BIHAR-NEPAL, GANGES RIVER | Earthquake | — | 10,600 | 73 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 62°F (17°C) | 0.4 in | Coldest |
| February | 66°F (19°C) | 0.3 in | |
| March | 76°F (24°C) | 0.6 in | |
| April | 83°F (28°C) | 1.5 in | |
| May | 85°F (30°C) | 4.3 in | Warmest |
| June | 85°F (29°C) | 11.6 in | |
| July | 84°F (29°C) | 17.8 in | Wettest |
| August | 84°F (29°C) | 14.9 in | |
| September | 83°F (28°C) | 11.5 in | |
| October | 80°F (27°C) | 3.6 in | |
| November | 72°F (22°C) | 0.4 in | |
| December | 65°F (18°C) | 0.1 in | Driest |
Forbesganj has a seasonal temperature swing of 23°F / from 62°F in January to 85°F in May. Total annual precipitation is 66.8 inches, with July being the wettest month (17.8") and December the driest (0.1").