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Weather & Climate in Williamnagar, India
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Williamnagar has a warm climate with an average annual temperature of 73°F (23°C). Winters average 61°F in January while summers reach 78°F in July / relatively mild seasonal variation. The area gets 176 sunny days per year. Annual precipitation totals 174.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 915 feet.
Temperature
61°F Jan (16°C)
78°F Jul (26°C)
| Annual Average | 72.6°F |
| 34% above US avg | |
| January Average | 61°F (16°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 176 days/yr |
Geography
| Elevation | 915 ft (279 m) |
| Area | 300.6 sq mi (778.6 km²) |
| Population Density | 82/sq mi |
| Coordinates | 25.4955°N, 90.6168°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Earthquake History
83 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Jul 7, 2021 | 8 km SSE of Lakhipur, India | M5.3 | 58 km | 10 km |
| Jun 28, 2015 | 18 km N of B?sugaon, India | M5.1 | 129 km | 26 km |
| Dec 12, 1992 | 15 km ESE of Nongstoin, India | M5.0 | 80 km | 41 km |
| Apr 5, 2016 | 38 km SE of Lakhipur, India | M5.0 | 30 km | 10 km |
| Feb 8, 2020 | 10 km E of Abhay?puri, India | M5.0 | 95 km | 10 km |
| Oct 2, 2023 | 28 km S of Goālpāra, India | M4.9 | 47 km | 10 km |
| Feb 27, 2001 | 5 km E of Bongaigaon, India | M4.9 | 110 km | 20 km |
| Oct 14, 2002 | 19 km SE of Jahedpur, Bangladesh | M4.9 | 147 km | 33 km |
| Feb 2, 1991 | 3 km NE of Nongstoin, India | M4.9 | 68 km | 33 km |
| Oct 29, 2009 | 13 km NNE of Goshaingaon, India | M4.8 | 131 km | 30 km |
| Aug 22, 1991 | 34 km W of Chh?tak, Bangladesh | M4.7 | 88 km | 33 km |
| Sep 2, 1991 | 19 km NNE of Kishorganj, Bangladesh | M4.7 | 101 km | 33 km |
| Jan 3, 1996 | 30 km SE of Badarganj, Bangladesh | M4.7 | 137 km | 33 km |
| Jan 20, 2018 | 6 km ENE of Golakganj, India | M4.5 | 103 km | 11 km |
| Mar 3, 1993 | 10 km SSE of Tura, India | M4.5 | 40 km | 33 km |
| Apr 18, 2017 | 4 km NW of Chh?tak, Bangladesh | M4.5 | 114 km | 34 km |
| Sep 6, 2012 | 8 km SW of Nongstoin, India | M4.5 | 60 km | 45 km |
| Jan 27, 2020 | 10 km SE of Jahedpur, Bangladesh | M4.5 | 138 km | 10 km |
| May 27, 2004 | India-Bangladesh border region | M4.5 | 142 km | 10 km |
| Apr 20, 2001 | 33 km S of Go?lp?ra, India | M4.5 | 43 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
4 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Amphan | Category 2 | 75 mph | 270 km |
| 2007 | Sidr | Category 1 | - | 223 km |
| 1997 | Unnamed | Category 1 | - | 261 km |
| 1988 | Unnamed | Category 2 | 132 mph | 255 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1897 | ASSAM | Earthquake | 3.0 m | 1,542 | 57 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 61°F (16°C) | 0.6 in | Coldest |
| February | 65°F (18°C) | 0.8 in | |
| March | 72°F (22°C) | 3.5 in | |
| April | 77°F (25°C) | 10.0 in | |
| May | 77°F (25°C) | 19.6 in | |
| June | 78°F (25°C) | 34.8 in | |
| July | 78°F (26°C) | 44.3 in | Wettest |
| August | 78°F (26°C) | 30.2 in | Warmest |
| September | 78°F (25°C) | 20.5 in | |
| October | 75°F (24°C) | 8.9 in | |
| November | 69°F (21°C) | 0.9 in | |
| December | 63°F (17°C) | 0.2 in | Driest |
Williamnagar has a seasonal temperature swing of 17°F / from 61°F in January to 78°F in August. Total annual precipitation is 174.2 inches, with July being the wettest month (44.3") and December the driest (0.2").