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Weather & Climate in Rongelap, Marshall Islands
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rongelap has a warm climate with an average annual temperature of 83°F (28°C). Winters average 82°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 188 sunny days per year. Annual precipitation totals 81.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 36 feet.
Temperature
82°F Jan (28°C)
83°F Jul (28°C)
| Annual Average | 82.6°F |
| 53% above US avg | |
| January Average | 82°F (28°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 188 days/yr |
Geography
| Elevation | 36 ft (11 m) |
| Coordinates | 11.1635°N, 166.8941°W |
| Timezone | Pacific/Majuro |
Precipitation & Snow
Air Quality
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 1992 | Gay | Category 4 | 104 mph | 84 km |
| 1992 | Kent | Category 1 | 63 mph | 208 km |
| 1991 | Zelda | Category 1 | 52 mph | 299 km |
| 1990 | Owen | Category 1 | 63 mph | 253 km |
| 1982 | Pamela | Category 1 | 81 mph | 236 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 82°F (28°C) | 3.4 in | |
| February | 82°F (28°C) | 2.6 in | Coldest, Driest |
| March | 82°F (28°C) | 2.7 in | |
| April | 82°F (28°C) | 5.5 in | |
| May | 83°F (28°C) | 7.2 in | |
| June | 83°F (28°C) | 7.0 in | |
| July | 83°F (28°C) | 8.6 in | |
| August | 83°F (28°C) | 9.1 in | |
| September | 83°F (28°C) | 10.5 in | |
| October | 83°F (29°C) | 10.8 in | Warmest, Wettest |
| November | 83°F (28°C) | 8.4 in | |
| December | 82°F (28°C) | 5.8 in |
Rongelap has a seasonal temperature swing of 2°F / from 82°F in February to 83°F in October. Total annual precipitation is 81.6 inches, with October being the wettest month (10.8") and February the driest (2.6").