Mulu weather by month & the best time to visit
Malaysia · small town · tropical rainforest climate

The best time to visit Mulu is January — its sunniest month (Sunshine Score 65/100), with February and March close behind. Mulu averages about 2,273 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 296 mm of rain in January.
When is the best time to visit Mulu?
For sunshine, the best time to visit Mulu is January, then February and March. The dullest month is January (65/100, 296 mm of rain). The full month-by-month picture is in the table below.
How sunny is Mulu?
Mulu gets a moderate 2,273 hours of sunshine a year. Conditions barely change through the year — only 0 Sunshine Score points separate January from January. It ranks #11 of 34 destinations in Malaysia for annual sunshine, above the national median of 2,210 hours. The year's 2,879 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 |
|---|---|---|---|---|---|
| January | 65 | 29° / 84°F | 23° / 73°F | 296 mm | 9 |
| February | 65 | 30° / 86°F | 23° / 73°F | 165 mm | 11 |
| March | 65 | 30° / 86°F | 24° / 75°F | 172 mm | 11 |
| April | 65 | 30° / 86°F | 24° / 75°F | 228 mm | 11 |
| May | 65 | 30° / 86°F | 24° / 75°F | 239 mm | 10 |
| June | 65 | 30° / 86°F | 24° / 75°F | 231 mm | 9 |
| July | 65 | 30° / 86°F | 24° / 75°F | 219 mm | 10 |
| August | 65 | 30° / 86°F | 24° / 75°F | 207 mm | 10 |
| September | 65 | 30° / 86°F | 24° / 75°F | 221 mm | 10 |
| October | 65 | 30° / 86°F | 24° / 75°F | 285 mm | 10 |
| November | 65 | 29° / 84°F | 24° / 75°F | 297 mm | 9 |
| December | 65 | 29° / 84°F | 24° / 75°F | 319 mm | 9 |
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Mulu: questions and answers
What kind of destination is Mulu?
Mulu is a small town in Malaysia with a tropical rainforest climate.
How many hours of sunshine does Mulu get a year?
Mulu gets about 2,273 hours of sunshine a year, at its best around January.
When is the best time to visit Mulu?
The sunniest time to visit Mulu is January, when the Sunshine Score peaks at 65/100 (with February and March close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Mulu?
January is the least sunny month in Mulu, scoring 65/100 with about 296 mm of rain.
How strong is the sun in Mulu?
The typical midday UV index in Mulu peaks around 11 (extreme) in February, easing to about 9 (very high) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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