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Weather & Climate in Mangan, India
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mangan experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 40°F in January while summers reach 62°F in July. The area gets 234 sunny days per year, above the national average. Annual precipitation totals 56.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 3,127 feet.
Temperature
40°F Jan (4°C)
62°F Jul (17°C)
| Annual Average | 52.0°F |
| 4% below US avg | |
| January Average | 40°F (4°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 234 days/yr |
Geography
| Elevation | 3,127 ft (953 m) |
| Area | 596.6 sq mi (1,545.2 km²) |
| Population Density | 8/sq mi |
| Coordinates | 27.5097°N, 88.5221°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Earthquake History
127 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| Sep 18, 2011 | 43 km NW of Mangan, India | M6.9 | 44 km | 50 km |
| Mar 25, 2003 | 14 km SSE of Ha, Bhutan | M5.5 | 84 km | 47 km |
| Jan 9, 1990 | 86 km NNW of Mangan, India | M5.5 | 87 km | 79 km |
| May 22, 2016 | 89 km NE of Lobujya, Nepal | M5.4 | 143 km | 9 km |
| Feb 14, 2006 | 16 km NE of Gyalshing, India | M5.3 | 19 km | 30 km |
| Apr 5, 2021 | 35 km NNW of Samtse, Bhutan | M5.2 | 55 km | 10 km |
| Jan 7, 2025 | Southern Tibetan Plateau | M5.2 | 147 km | 10 km |
| Oct 3, 2013 | 11 km WNW of Singtam, India | M5.2 | 27 km | 10 km |
| Apr 27, 2015 | 13 km ESE of Il?m, Nepal | M5.1 | 85 km | 32 km |
| Nov 26, 1998 | 62 km NW of Gyalshing, India | M5.1 | 68 km | 73 km |
| Nov 27, 1997 | 30 km NNE of Kh??db?ri??, Nepal | M5.1 | 117 km | 33 km |
| Dec 2, 2001 | 7 km WNW of Naya B?z?r, India | M5.1 | 53 km | 33 km |
| Apr 26, 1996 | 73 km NW of Gyalshing, India | M5.0 | 77 km | 33 km |
| Aug 11, 2007 | 51 km NNW of Il?m, Nepal | M5.0 | 80 km | 35 km |
| Jun 3, 2011 | 35 km NW of Gyalshing, India | M5.0 | 50 km | 46 km |
| Jan 20, 2025 | Southern Tibetan Plateau | M5.0 | 135 km | 10 km |
| Sep 25, 1996 | 8 km SSE of Mangan, India | M5.0 | 9 km | 33 km |
| Dec 8, 1997 | 11 km NNW of Kh??db?ri??, Nepal | M5.0 | 133 km | 33 km |
| Dec 21, 1991 | 57 km NW of Mangan, India | M4.9 | 58 km | 57 km |
| Apr 4, 1992 | 88 km NW of Mangan, India | M4.9 | 89 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 15.0 m (49 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2023 | SOUTH LHONAK LAK, SIKKIM | Meteorological | 15.0 m | 55 | 52 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 0.6 in | Coldest |
| February | 41°F (5°C) | 1.3 in | |
| March | 47°F (8°C) | 2.1 in | |
| April | 52°F (11°C) | 3.3 in | |
| May | 56°F (14°C) | 4.7 in | |
| June | 61°F (16°C) | 8.5 in | |
| July | 62°F (17°C) | 12.2 in | Warmest, Wettest |
| August | 62°F (16°C) | 11.4 in | |
| September | 59°F (15°C) | 8.4 in | |
| October | 55°F (13°C) | 3.2 in | |
| November | 48°F (9°C) | 0.6 in | |
| December | 42°F (6°C) | 0.2 in | Driest |
Mangan has a seasonal temperature swing of 22°F / from 40°F in January to 62°F in July. Total annual precipitation is 56.4 inches, with July being the wettest month (12.2") and December the driest (0.2").