Manihiki weather by month & the best time to visit
🇨🇰 Cook Islands · beach resort · tropical rainforest climate
The best time to visit Manihiki is August — its sunniest month (Sunshine Score 84/100), with September and June close behind. Manihiki averages about 2,903 hours of sunshine a year. Daytime highs around 28°C / 82°F and roughly 64 mm of rain in August.
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- Sun hours / year
- 2,903
- Sunniest month
- August
- Peak score
- 84/100
- Rain / year
- 1,586 mm
- Midday UV at peak
- 13 (extreme)
- Sea at warmest
- 31°C / 88°F
- Elevation
- 7 m
When is the best time to visit Manihiki?
For sunshine, the best time to visit Manihiki is August, then September and June. The dullest month is January (69/100, 244 mm of rain). The full month-by-month picture is in the table below.
How sunny is Manihiki?
Manihiki gets a lot of sun: around 2,903 hours a year. Conditions barely change through the year — only 15 Sunshine Score points separate August from January. Manihiki is the sunniest of the 6 destinations tracked in Cook Islands. Rain has a clear season: the wettest stretch, around January, carries about 42% of the annual 1,586 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 69 | 28° / 82°F | 28° / 82°F | 244 mm | 12 | 31° / 88°F |
| February | 69 | 28° / 82°F | 28° / 82°F | 233 mm | 13 | 30° / 86°F |
| March | 69 | 28° / 82°F | 28° / 82°F | 159 mm | 13 | 31° / 88°F |
| April | 78 | 29° / 84°F | 28° / 82°F | 101 mm | 12 | 31° / 88°F |
| May | 77 | 29° / 84°F | 28° / 82°F | 102 mm | 10 | 30° / 86°F |
| June | 79 | 28° / 82°F | 28° / 82°F | 91 mm | 9 | 30° / 86°F |
| July | 79 | 28° / 82°F | 28° / 82°F | 92 mm | 9 | 29° / 84°F |
| August | 84 | 28° / 82°F | 27° / 81°F | 64 mm | 11 | 29° / 84°F |
| September | 83 | 28° / 82°F | 27° / 81°F | 70 mm | 12 | 29° / 84°F |
| October | 74 | 28° / 82°F | 27° / 81°F | 122 mm | 13 | 29° / 84°F |
| November | 76 | 28° / 82°F | 28° / 82°F | 112 mm | 12 | 30° / 86°F |
| December | 69 | 28° / 82°F | 28° / 82°F | 196 mm | 12 | 30° / 86°F |
Sea temperature in Manihiki by month
The sea off Manihiki is warmest in January at around 31°C / 88°F, and coolest in July at 29°C / 84°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 Manihiki on the interactive sunshine globe →
Nearby places for sunshine
- Motu Mute French Polynesia · 1,206 km · best in Sep · 2,872 h sun/yr
- Papeete French Polynesia · 1,464 km · best in Sep · 2,742 h sun/yr
- Suva Fiji · 2,360 km · best in Jul · 2,348 h sun/yr
- Nadi Fiji · 2,464 km · best in Jul · 2,625 h sun/yr
- South Tarawa Kiribati · 3,145 km · best in Sep · 2,988 h sun/yr
- Kailua-Kona United States · 3,393 km · best in Jun · 3,315 h sun/yr
Nearest destinations
- Aitutaki Cook Islands · 949 km · 2,728 h sun/yr · best in Jun
- Fitiuta Village American Samoa · 1,010 km · 2,727 h sun/yr · best in Aug
- Ofu American Samoa · 1,032 km · 2,727 h sun/yr · best in Aug
- Atiu Island Cook Islands · 1,110 km · 2,715 h sun/yr · best in Jun
- Mitiaro Cook Islands · 1,110 km · 2,722 h sun/yr · best in Jun
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