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Weather & Climate in Idukki, India
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Idukki has a warm climate with an average annual temperature of 76°F (24°C). Winters average 74°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 184 sunny days per year. Annual precipitation totals 101.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 2,001 feet.
Temperature
74°F Jan (23°C)
75°F Jul (24°C)
| Annual Average | 76.0°F |
| 41% above US avg | |
| January Average | 74°F (23°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 184 days/yr |
Geography
| Elevation | 2,001 ft (610 m) |
| Area | 381.7 sq mi (988.6 km²) |
| Population Density | 29/sq mi |
| Coordinates | 9.8500°N, 76.9667°W |
| Timezone | Asia/Kolkata |
Precipitation & Snow
Air Quality
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2018 | Gaja | Category 1 | 81 mph | 244 km |
| 1992 | Unnamed | Category 1 | 63 mph | 262 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (23°C) | 0.9 in | Driest |
| February | 76°F (25°C) | 1.2 in | |
| March | 79°F (26°C) | 2.2 in | |
| April | 80°F (26°C) | 4.5 in | Warmest |
| May | 79°F (26°C) | 7.2 in | |
| June | 76°F (24°C) | 16.7 in | |
| July | 75°F (24°C) | 23.6 in | Wettest |
| August | 75°F (24°C) | 15.1 in | |
| September | 76°F (24°C) | 8.5 in | |
| October | 76°F (24°C) | 10.9 in | |
| November | 75°F (24°C) | 7.2 in | |
| December | 74°F (23°C) | 3.2 in | Coldest |
Idukki has a seasonal temperature swing of 6°F / from 74°F in December to 80°F in April. Total annual precipitation is 101.2 inches, with July being the wettest month (23.6") and January the driest (0.9").