Sibolga (Pinangsori) weather by month & the best time to visit
🇮🇩 Indonesia · beach resort · tropical rainforest climate
The best time to visit Sibolga (Pinangsori) is January — its sunniest month (Sunshine Score 65/100), with February and March close behind. Sibolga (Pinangsori) averages about 2,271 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 337 mm of rain in January.
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- Sun hours / year
- 2,271
- Sunniest month
- January
- Peak score
- 65/100
- Rain / year
- 4,390 mm
- Midday UV at peak
- 11 (extreme)
- Sea at warmest
- 31°C / 88°F
- Population
- 267k
- Elevation
- 9 m

When is the best time to visit Sibolga (Pinangsori)?
For sunshine, the best time to visit Sibolga (Pinangsori) is January, then February and March. The dullest month is January (65/100, 337 mm of rain). The full month-by-month picture is in the table below.
How sunny is Sibolga (Pinangsori)?
Sibolga (Pinangsori) gets a moderate 2,271 hours of sunshine a year. Conditions barely change through the year — only 0 Sunshine Score points separate January from January. It ranks #50 of 119 destinations in Indonesia for annual sunshine, above the national median of 2,183 hours. The year's 4,390 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 | 65 | 29° / 84°F | 25° / 77°F | 337 mm | 10 | 30° / 86°F |
| February | 65 | 29° / 84°F | 26° / 79°F | 280 mm | 11 | 31° / 88°F |
| March | 65 | 29° / 84°F | 26° / 79°F | 396 mm | 11 | 31° / 88°F |
| April | 65 | 29° / 84°F | 26° / 79°F | 343 mm | 10 | 31° / 88°F |
| May | 65 | 29° / 84°F | 26° / 79°F | 285 mm | 10 | 31° / 88°F |
| June | 65 | 29° / 84°F | 26° / 79°F | 225 mm | 9 | 31° / 88°F |
| July | 65 | 28° / 82°F | 26° / 79°F | 310 mm | 9 | 31° / 88°F |
| August | 65 | 28° / 82°F | 25° / 77°F | 374 mm | 10 | 31° / 88°F |
| September | 65 | 28° / 82°F | 25° / 77°F | 395 mm | 9 | 31° / 88°F |
| October | 65 | 28° / 82°F | 25° / 77°F | 486 mm | 9 | 31° / 88°F |
| November | 65 | 28° / 82°F | 25° / 77°F | 536 mm | 9 | 31° / 88°F |
| December | 65 | 28° / 82°F | 25° / 77°F | 423 mm | 9 | 30° / 86°F |
Sea temperature in Sibolga (Pinangsori) by month
The sea off Sibolga (Pinangsori) is warmest in February at around 31°C / 88°F, and coolest in January at 30°C / 86°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 Sibolga (Pinangsori) on the interactive sunshine globe →
Nearby places for sunshine
- Medan Indonesia · 231 km · best in Feb · 1,944 h sun/yr
- Padang (Katapiang) Indonesia · 303 km · best in Jan · 1,936 h sun/yr
- Pekanbaru Indonesia · 309 km · best in Jan · 1,944 h sun/yr
- Kuala Lumpur Malaysia · 340 km · best in Feb · 2,124 h sun/yr
- Subang Malaysia · 344 km · best in Jan · 2,038 h sun/yr
- Penang Malaysia · 443 km · best in Feb · 2,276 h sun/yr
Nearest destinations
- Siborong-Borong Indonesia · 79 km · 1,922 h sun/yr · best in Jan
- Singkil Indonesia · 129 km · 2,322 h sun/yr · best in Jan
- Gunungsitoli Indonesia · 138 km · 1,964 h sun/yr · best in Jan
- Kutacane Indonesia · 234 km · 2,009 h sun/yr · best in Feb
- Dumai Indonesia · 283 km · 1,848 h sun/yr · best in Feb
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