Ranai-Natuna Besar Island weather by month & the best time to visit
Indonesia · beach resort · tropical rainforest climate
The best time to visit Ranai-Natuna Besar Island is March — its sunniest month (Sunshine Score 76/100), with April and February close behind. Ranai-Natuna Besar Island averages about 2,068 hours of sunshine a year. Daytime highs around 28°C / 82°F and roughly 81 mm of rain in March.
When is the best time to visit Ranai-Natuna Besar Island?
For sunshine, the best time to visit Ranai-Natuna Besar Island is March, then April and February. The dullest month is January (63/100, 181 mm of rain). The full month-by-month picture is in the table below.
How sunny is Ranai-Natuna Besar Island?
Ranai-Natuna Besar Island gets a moderate 2,068 hours of sunshine a year. Conditions barely change through the year — only 13 Sunshine Score points separate March from January. It ranks #82 of 119 destinations in Indonesia for annual sunshine, below the national median of 2,183 hours. The year's 1,864 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 | 63 | 27° / 81°F | 26° / 79°F | 181 mm | 9 | 28° / 82°F |
| February | 74 | 27° / 81°F | 26° / 79°F | 93 mm | 10 | 29° / 84°F |
| March | 76 | 28° / 82°F | 27° / 81°F | 81 mm | 11 | 29° / 84°F |
| April | 76 | 29° / 84°F | 28° / 82°F | 82 mm | 11 | 31° / 88°F |
| May | 70 | 30° / 86°F | 28° / 82°F | 116 mm | 10 | 32° / 90°F |
| June | 63 | 29° / 84°F | 28° / 82°F | 158 mm | 9 | 31° / 88°F |
| July | 63 | 29° / 84°F | 28° / 82°F | 156 mm | 9 | 30° / 86°F |
| August | 66 | 29° / 84°F | 28° / 82°F | 133 mm | 9 | 31° / 88°F |
| September | 63 | 29° / 84°F | 28° / 82°F | 159 mm | 9 | 30° / 86°F |
| October | 63 | 29° / 84°F | 27° / 81°F | 206 mm | 9 | 30° / 86°F |
| November | 63 | 28° / 82°F | 27° / 81°F | 230 mm | 9 | 31° / 88°F |
| December | 63 | 27° / 81°F | 27° / 81°F | 269 mm | 8 | 29° / 84°F |
Sea temperature in Ranai-Natuna Besar Island by month
The sea off Ranai-Natuna Besar Island is warmest in May at around 32°C / 90°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.
Nearest destinations
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Ranai-Natuna Besar Island: questions and answers
What kind of destination is Ranai-Natuna Besar Island?
Ranai-Natuna Besar Island is a beach resort in Indonesia with a tropical rainforest climate — the sea reaches 32°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Ranai-Natuna Besar Island get a year?
Ranai-Natuna Besar Island gets about 2,068 hours of sunshine a year, at its best around March.
When is the best time to visit Ranai-Natuna Besar Island?
The sunniest time to visit Ranai-Natuna Besar Island is March, when the Sunshine Score peaks at 76/100 (with April and February close behind). Expect daytime highs around 28°C / 82°F.
What is the least sunny month in Ranai-Natuna Besar Island?
January is the least sunny month in Ranai-Natuna Besar Island, scoring 63/100 with about 181 mm of rain.
What is the sea temperature in Ranai-Natuna Besar Island?
The sea in Ranai-Natuna Besar Island ranges from about 28°C (January) to 32°C (May). Month-by-month sea temperatures are on this page.
How strong is the sun in Ranai-Natuna Besar Island?
The typical midday UV index in Ranai-Natuna Besar Island peaks around 11 (extreme) in March, easing to about 8 (very high) in December. Month-by-month midday UV values are in the UV column of the table on this page.
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