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Weather & Climate in Diamond Harbour, India
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Diamond Harbour has a warm climate with an average annual temperature of 80°F (26°C). Winters average 67°F in January while summers reach 84°F in July / relatively mild seasonal variation. The area gets 222 sunny days per year, above the national average. Annual precipitation totals 65.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
67°F Jan (20°C)
84°F Jul (29°C)
| Annual Average | 79.5°F |
| 47% above US avg | |
| January Average | 67°F (20°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 222 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 4.0 sq mi (10.4 km²) |
| Population Density | 10,451/sq mi |
| Coordinates | 22.1927°N, 88.1895°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Earthquake History
7 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Sep 28, 1994 | 9 km SE of Krishnanagar, India | M4.6 | 132 km | 33 km |
| Sep 24, 1996 | 5 km W of Bagul?, India | M4.6 | 134 km | 36 km |
| Apr 8, 2015 | 60 km SSW of Sarankhola, Bangladesh | M4.6 | 144 km | 18 km |
| Aug 6, 2013 | 9 km NE of Sh?ntipur, India | M4.5 | 128 km | 36 km |
| Apr 16, 2001 | 16 km SSE of S?tkhira, Bangladesh | M4.3 | 107 km | 10 km |
| Jan 5, 2009 | 10 km NE of Nagarukhra, India | M4.2 | 105 km | 35 km |
| Jun 1, 2013 | 22 km NE of Kultali, India | M4.1 | 44 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
12 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Dana | Category 1 | 69 mph | 276 km |
| 2023 | Hamoon | Category 2 | 75 mph | 284 km |
| 2021 | Yaas | Category 1 | 81 mph | 214 km |
| 2020 | Amphan | Category 3 | 109 mph | 24 km |
| 2019 | Fani | Category 4 | 115 mph | 149 km |
| 2019 | Bulbul:matmo | Category 3 | 86 mph | 78 km |
| 2009 | Aila | Category 1 | 63 mph | 66 km |
| 2007 | Sidr | Category 4 | 132 mph | 160 km |
| 1999 | Unnamed | Category 5 | 161 mph | 288 km |
| 1998 | Unnamed | Category 1 | 75 mph | 166 km |
| 1997 | Unnamed | Category 1 | 63 mph | 261 km |
| 1988 | Unnamed | Category 3 | 132 mph | 94 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 67°F (20°C) | 0.6 in | Coldest |
| February | 73°F (23°C) | 0.9 in | |
| March | 80°F (27°C) | 1.2 in | |
| April | 85°F (30°C) | 1.7 in | |
| May | 87°F (30°C) | 4.5 in | Warmest |
| June | 86°F (30°C) | 10.4 in | |
| July | 84°F (29°C) | 14.1 in | Wettest |
| August | 84°F (29°C) | 13.5 in | |
| September | 84°F (29°C) | 11.7 in | |
| October | 82°F (28°C) | 5.4 in | |
| November | 75°F (24°C) | 1.1 in | |
| December | 68°F (20°C) | 0.2 in | Driest |
Diamond Harbour has a seasonal temperature swing of 20°F / from 67°F in January to 87°F in May. Total annual precipitation is 65.1 inches, with July being the wettest month (14.1") and December the driest (0.2").