
Rongelap Atoll
- Annual mean
- 27.6 °C
- Warmest month
- October
- Wettest month
- October
Twelve month average patterns for temperature, rainfall, humidity, and daylight hours.
The climate profile for Rongerik Atoll provides a detailed examination of monthly atmospheric normals derived from a representative geographic coordinate. Spanning the 1991 to 2020 climatology period, the data tracks monthly trends in average minimum and maximum temperatures, daily precipitation rates, relative humidity, wind speed, and daylight duration. These records offer a precise, long term perspective on environmental conditions within this protected area, focused exclusively on established average measurements.

Long term monthly temperature variations and average daily precipitation patterns across twelve months
Track average temperature bounds, precipitation rates, humidity, wind, and daylight by month
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 26.9 °C25.9° to 27.8° | 0.8 mm/day | 76.8% | 8.2 m/s | 11.4 hours |
| February | 26.7 °C25.8° to 27.6° | 0.8 mm/day | 76.6% | 8.2 m/s | 11.6 hours |
| March | 26.9 °C25.9° to 27.8° | 1.3 mm/day | 77.9% | 8.2 m/s | 11.9 hours |
| April | 27.3 °C26.3° to 28° | 1.8 mm/day | 78.7% | 8.1 m/s | 12.3 hours |
| May | 27.6 °C26.5° to 28.3° | 2 mm/day | 80.3% | 7.4 m/s | 12.5 hours |
| June | 27.9 °C26.9° to 28.7° | 2.1 mm/day | 80.7% | 7.1 m/s | 12.7 hours |
| July | 28.1 °C26.6° to 28.9° | 3.2 mm/day | 81.7% | 6.4 m/s | 12.6 hours |
| August | 28.1 °C26.6° to 29° | 4.1 mm/day | 82.2% | 5.4 m/s | 12.4 hours |
| September | 28.1 °C26.6° to 29.2° | 4.8 mm/day | 82.1% | 5.1 m/s | 12.1 hours |
| October | 28.1 °C26.6° to 29.2° | 5.3 mm/day | 81.9% | 5.7 m/s | 11.7 hours |
| November | 28.1 °C26.8° to 29° | 4.1 mm/day | 80.4% | 7.3 m/s | 11.5 hours |
| December | 27.6 °C26.6° to 28.5° | 1.4 mm/day | 77.8% | 8.5 m/s | 11.4 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Comparative temperature, precipitation, humidity, wind, and daylight normals across the annual cycle
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Explore monthly temperature and precipitation data across different protected landscapes.






Continue your geographic exploration by examining the specific terrain, mapped boundaries, and environmental structure of Rongerik Atoll. This MoriAtlas entry provides a detailed look at this Marshall Islands protected area to assist with regional landscape research and atoll ecosystem analysis.