Kaimana weather by month & the best time to visit
Indonesia · beach resort · tropical rainforest climate

The best time to visit Kaimana is January — its sunniest month (Sunshine Score 64/100), with February and March close behind. Kaimana averages about 2,162 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 216 mm of rain in January.
When is the best time to visit Kaimana?
For sunshine, the best time to visit Kaimana is January, then February and March. The dullest month is January (64/100, 216 mm of rain). The full month-by-month picture is in the table below.
How sunny is Kaimana?
Kaimana gets a moderate 2,162 hours of sunshine a year. Conditions barely change through the year — only 0 Sunshine Score points separate January from January. It ranks #64 of 119 destinations in Indonesia for annual sunshine, below the national median of 2,183 hours. The year's 2,518 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 64 | 29° / 84°F | 25° / 77°F | 216 mm | 11 | 31° / 88°F |
| February | 64 | 29° / 84°F | 25° / 77°F | 184 mm | 11 | 31° / 88°F |
| March | 64 | 29° / 84°F | 25° / 77°F | 252 mm | 11 | 31° / 88°F |
| April | 64 | 29° / 84°F | 25° / 77°F | 257 mm | 11 | 31° / 88°F |
| May | 64 | 29° / 84°F | 25° / 77°F | 275 mm | 10 | 30° / 86°F |
| June | 64 | 28° / 82°F | 24° / 75°F | 252 mm | 8 | 29° / 84°F |
| July | 64 | 27° / 81°F | 23° / 73°F | 186 mm | 8 | 27° / 81°F |
| August | 64 | 27° / 81°F | 23° / 73°F | 153 mm | 9 | 28° / 82°F |
| September | 64 | 28° / 82°F | 23° / 73°F | 167 mm | 10 | 29° / 84°F |
| October | 64 | 29° / 84°F | 24° / 75°F | 171 mm | 10 | 30° / 86°F |
| November | 64 | 29° / 84°F | 25° / 77°F | 204 mm | 10 | 31° / 88°F |
| December | 64 | 29° / 84°F | 25° / 77°F | 201 mm | 10 | 31° / 88°F |
Sea temperature in Kaimana by month
The sea off Kaimana is warmest in January at around 31°C / 88°F, and coolest in July at 27°C / 81°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.
Nearest destinations
Kaimana: questions and answers
What kind of destination is Kaimana?
Kaimana is a beach resort in Indonesia with a tropical rainforest climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Kaimana get a year?
Kaimana gets about 2,162 hours of sunshine a year, at its best around January.
When is the best time to visit Kaimana?
The sunniest time to visit Kaimana is January, when the Sunshine Score peaks at 64/100 (with February and March close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Kaimana?
January is the least sunny month in Kaimana, scoring 64/100 with about 216 mm of rain.
What is the sea temperature in Kaimana?
The sea in Kaimana ranges from about 27°C (July) to 31°C (January). Month-by-month sea temperatures are on this page.
How strong is the sun in Kaimana?
The typical midday UV index in Kaimana peaks around 11 (extreme) in January, easing to about 8 (very high) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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