Rongelap weather by month & the best time to visit
🇲🇭 Marshall Islands · beach resort · tropical — wet & dry seasons climate
The best time to visit Rongelap is January — its sunniest month (Sunshine Score 92/100), with February and March close behind. Rongelap averages about 3,036 hours of sunshine a year. Daytime highs around 27°C / 81°F and roughly 27 mm of rain in January.
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- Sun hours / year
- 3,036
- Sunniest month
- January
- Peak score
- 92/100
- Rain / year
- 1,030 mm
- Midday UV at peak
- 13 (extreme)
- Sea at warmest
- 30°C / 86°F
- Population
- 19
- Elevation
- Sea level
When is the best time to visit Rongelap?
For sunshine, the best time to visit Rongelap is January, then February and March. The dullest month is September (70/100, 146 mm of rain). The full month-by-month picture is in the table below.
How sunny is Rongelap?
Rongelap is one of the sunniest places on Earth: about 3,036 hours of sunshine a year. January (92/100) is noticeably better than September (70). It ranks #2 of 16 destinations in Marshall Islands for annual sunshine, above the national median of 2,673 hours. Rain has a clear season: the wettest stretch, around September, carries about 44% of the annual 1,030 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 92 | 27° / 81°F | 27° / 81°F | 27 mm | 10 | 28° / 82°F |
| February | 92 | 27° / 81°F | 27° / 81°F | 26 mm | 12 | 28° / 82°F |
| March | 90 | 27° / 81°F | 27° / 81°F | 41 mm | 13 | 28° / 82°F |
| April | 85 | 28° / 82°F | 27° / 81°F | 66 mm | 12 | 28° / 82°F |
| May | 84 | 28° / 82°F | 28° / 82°F | 69 mm | 12 | 29° / 84°F |
| June | 84 | 28° / 82°F | 28° / 82°F | 72 mm | 11 | 29° / 84°F |
| July | 76 | 28° / 82°F | 28° / 82°F | 113 mm | 12 | 29° / 84°F |
| August | 72 | 28° / 82°F | 28° / 82°F | 139 mm | 12 | 29° / 84°F |
| September | 70 | 29° / 84°F | 28° / 82°F | 146 mm | 12 | 30° / 86°F |
| October | 70 | 29° / 84°F | 28° / 82°F | 167 mm | 11 | 30° / 86°F |
| November | 75 | 29° / 84°F | 28° / 82°F | 119 mm | 10 | 29° / 84°F |
| December | 89 | 28° / 82°F | 28° / 82°F | 45 mm | 9 | 29° / 84°F |
Sea temperature in Rongelap by month
The sea off Rongelap is warmest in September at around 30°C / 86°F, and coolest in January at 28°C / 82°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Rongelap on the interactive sunshine globe →
Nearby places for sunshine
- South Tarawa Kiribati · 1,288 km · best in Sep · 2,988 h sun/yr
- Saipan Northern Mariana Islands · 2,332 km · best in Mar · 2,958 h sun/yr
- Honiara Solomon Islands · 2,410 km · best in Sep · 2,179 h sun/yr
- Hagåtña Guam · 2,413 km · best in Mar · 2,847 h sun/yr
- Luganville Vanuatu · 2,965 km · best in Aug · 2,396 h sun/yr
- Port Moresby Papua New Guinea · 3,159 km · best in Jul · 2,354 h sun/yr
Nearest destinations
- Wotho Marshall Islands · 146 km · 2,948 h sun/yr · best in Jan
- Ujae Atoll Marshall Islands · 277 km · 2,643 h sun/yr · best in Feb
- Kwajalein Marshall Islands · 286 km · 2,687 h sun/yr · best in Feb
- Likiep Marshall Islands · 303 km · 2,832 h sun/yr · best in Feb
- Utirik Marshall Islands · 323 km · 3,065 h sun/yr · best in Jan
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