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Weather & Climate in Nongstoin, India
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nongstoin enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 52°F in January while summers reach 70°F in July / relatively mild seasonal variation. The area gets 159 sunny days per year, below the national average of 205. Annual precipitation totals 271.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 4,334 feet.
Temperature
52°F Jan (11°C)
70°F Jul (21°C)
| Annual Average | 63.4°F |
| 17% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 159 days/yr |
Geography
| Elevation | 4,334 ft (1,321 m) |
| Area | 720.8 sq mi (1,866.8 km²) |
| Population Density | 40/sq mi |
| Coordinates | 25.5170°N, 91.2648°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Earthquake History
106 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 | 121 km | 35 km |
| Aug 14, 2023 | 16 km NW of Karīmganj, India | M5.3 | 116 km | 37 km |
| Feb 26, 2025 | 5 km N of Morigaon, India | M5.3 | 138 km | 10 km |
| Jul 7, 2021 | 8 km SSE of Lakhipur, India | M5.3 | 104 km | 10 km |
| Mar 2, 2013 | 25 km SSW of Kar?mganj, India | M5.2 | 134 km | 39 km |
| Oct 5, 1999 | 18 km NE of Dispur, India | M5.2 | 106 km | 33 km |
| Jun 16, 2023 | India-Bangladesh border region | M5.0 | 116 km | 10 km |
| Feb 25, 1992 | 38 km NNW of Kar?mganj, India | M5.0 | 103 km | 33 km |
| Feb 8, 2020 | 10 km E of Abhay?puri, India | M5.0 | 103 km | 10 km |
| Apr 5, 2016 | 38 km SE of Lakhipur, India | M5.0 | 77 km | 10 km |
| Dec 12, 1992 | 15 km ESE of Nongstoin, India | M5.0 | 16 km | 41 km |
| Feb 2, 1991 | 3 km NE of Nongstoin, India | M4.9 | 4 km | 33 km |
| Oct 2, 2023 | 28 km S of Goālpāra, India | M4.9 | 82 km | 10 km |
| Aug 6, 1997 | 31 km ENE of Shillong, India | M4.9 | 93 km | 41 km |
| Feb 27, 2001 | 5 km E of Bongaigaon, India | M4.9 | 126 km | 20 km |
| Oct 14, 2002 | 19 km SE of Jahedpur, Bangladesh | M4.9 | 105 km | 33 km |
| Jul 24, 1994 | 17 km NNE of Badarpur, India | M4.7 | 149 km | 33 km |
| Aug 22, 1991 | 34 km W of Chh?tak, Bangladesh | M4.7 | 55 km | 33 km |
| Sep 19, 1991 | 15 km WNW of Morigaon, India | M4.7 | 130 km | 33 km |
| Sep 2, 1991 | 19 km NNE of Kishorganj, Bangladesh | M4.7 | 110 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2007 | Sidr | Category 1 | — | 229 km |
| 1997 | Unnamed | Category 2 | — | 246 km |
| 1997 | Unnamed | Category 1 | — | 223 km |
| 1991 | Unnamed | Category 3 | 35 mph | 288 km |
| 1988 | Unnamed | Category 1 | 132 mph | 283 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 | 78 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 0.6 in | Coldest, Driest |
| February | 55°F (13°C) | 1.5 in | |
| March | 61°F (16°C) | 5.4 in | |
| April | 66°F (19°C) | 18.5 in | |
| May | 68°F (20°C) | 26.9 in | |
| June | 69°F (21°C) | 50.1 in | |
| July | 70°F (21°C) | 80.6 in | Wettest |
| August | 70°F (21°C) | 44.8 in | Warmest |
| September | 69°F (21°C) | 29.6 in | |
| October | 66°F (19°C) | 11.5 in | |
| November | 60°F (16°C) | 1.7 in | |
| December | 55°F (13°C) | 0.8 in |
Nongstoin has a seasonal temperature swing of 18°F / from 52°F in January to 70°F in August. Total annual precipitation is 271.9 inches, with July being the wettest month (80.6") and January the driest (0.6").