Merauke weather by month & the best time to visit
Indonesia · beach resort · tropical monsoon climate
The best time to visit Merauke is August — its sunniest month (Sunshine Score 86/100), with September and July close behind. Merauke averages about 2,324 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 37 mm of rain in August.
When is the best time to visit Merauke?
For sunshine, the best time to visit Merauke is August, then September and July. The dullest month is January (65/100, 319 mm of rain). The full month-by-month picture is in the table below.
How sunny is Merauke?
Merauke gets a moderate 2,324 hours of sunshine a year. August (86/100) is noticeably better than January (65). It ranks #45 of 119 destinations in Indonesia for annual sunshine, above the national median of 2,183 hours. Rain has a clear season: the wettest stretch, around February, carries about 51% of the annual 1,890 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 65 | 30° / 86°F | 25° / 77°F | 319 mm | 11 | 31° / 88°F |
| February | 65 | 30° / 86°F | 25° / 77°F | 291 mm | 11 | 31° / 88°F |
| March | 65 | 30° / 86°F | 25° / 77°F | 359 mm | 11 | 31° / 88°F |
| April | 65 | 30° / 86°F | 24° / 75°F | 249 mm | 10 | 31° / 88°F |
| May | 66 | 29° / 84°F | 23° / 73°F | 146 mm | 9 | 29° / 84°F |
| June | 79 | 28° / 82°F | 22° / 72°F | 72 mm | 8 | 27° / 81°F |
| July | 84 | 28° / 82°F | 21° / 70°F | 48 mm | 8 | 27° / 81°F |
| August | 86 | 29° / 84°F | 21° / 70°F | 37 mm | 9 | 27° / 81°F |
| September | 86 | 30° / 86°F | 22° / 72°F | 33 mm | 11 | 28° / 82°F |
| October | 82 | 32° / 90°F | 23° / 73°F | 56 mm | 11 | 29° / 84°F |
| November | 67 | 33° / 91°F | 24° / 75°F | 96 mm | 11 | 30° / 86°F |
| December | 65 | 32° / 90°F | 25° / 77°F | 184 mm | 11 | 31° / 88°F |
Sea temperature in Merauke by month
The sea off Merauke is warmest in January at around 31°C / 88°F, and coolest in June 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
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Head-to-head
How Merauke compares month by month: Merauke vs Jayapura · Merauke vs Port Moresby · Merauke vs Wamena · all comparisons
Merauke: questions and answers
What kind of destination is Merauke?
Merauke is a beach resort in Indonesia with a tropical monsoon climate — the sea reaches 31°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Merauke get a year?
Merauke gets about 2,324 hours of sunshine a year, at its best around August.
When is the best time to visit Merauke?
The sunniest time to visit Merauke is August, when the Sunshine Score peaks at 86/100 (with September and July close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Merauke?
January is the least sunny month in Merauke, scoring 65/100 with about 319 mm of rain.
What is the sea temperature in Merauke?
The sea in Merauke ranges from about 27°C (June) to 31°C (January). Month-by-month sea temperatures are on this page.
How strong is the sun in Merauke?
The typical midday UV index in Merauke 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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