Tarakan vs Bandar Seri Begawan: which is sunnier?
🇮🇩 Indonesia vs 🇧🇳 Brunei · 343 km apart · long-term climate normals (NASA POWER, 2001–2020)
Tarakan and Bandar Seri Begawan are virtually tied for annual sunshine — about 2,242 vs 2,273 hours a year. Their Sunshine Scores are within 2 points of each other in every month of the year.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.


At a glance
| Tarakan | Bandar Seri Begawan | |
|---|---|---|
| Sunshine hours / year | 2,242 | 2,273 |
| Sunniest month | January (64/100) | February (66/100) |
| Nov–Feb average score | 64/100 | 65/100 |
| Jun–Aug average score | 64/100 | 65/100 |
| Rain / year | 2,898 mm | 2,991 mm |
| Warmest sea | 33°C / 91°F | 32°C / 90°F |
| Peak midday UV | 11 (extreme) | 11 (extreme) |
Tarakan vs Bandar Seri Begawan month by month
| Month | Sunshine Score | Day high °C | Rain mm | Sea °C | ||||
|---|---|---|---|---|---|---|---|---|
| Tarakan | Bandar Seri Begawan | Tarakan | Bandar Seri Begawan | Tarakan | Bandar Seri Begawan | Tarakan | Bandar Seri Begawan | |
| January | 64 | 65 | 29° | 28° | 243 | 285 | 31° | 30° |
| February | 64 | 66 | 29° | 28° | 182 | 143 | 31° | 30° |
| March | 64 | 65 | 30° | 29° | 267 | 155 | 31° | 30° |
| April | 64 | 65 | 30° | 29° | 251 | 212 | 32° | 32° |
| May | 64 | 65 | 30° | 30° | 278 | 241 | 33° | 32° |
| June | 64 | 65 | 29° | 29° | 221 | 258 | 31° | 31° |
| July | 64 | 65 | 29° | 29° | 226 | 249 | 31° | 31° |
| August | 64 | 65 | 29° | 29° | 213 | 229 | 32° | 31° |
| September | 64 | 65 | 29° | 29° | 216 | 253 | 31° | 31° |
| October | 64 | 65 | 30° | 29° | 248 | 312 | 32° | 31° |
| November | 64 | 65 | 29° | 29° | 258 | 321 | 32° | 31° |
| December | 64 | 65 | 29° | 29° | 295 | 333 | 31° | 31° |
The sunnier month by month: Jan even · Feb even · Mar even · Apr even · May even · Jun even · Jul even · Aug even · Sep even · Oct even · Nov even · Dec even.
When to pick which
- November–February: too close to call — Tarakan averages 64/100, Bandar Seri Begawan 65/100. Daytime highs are similar (29°C vs 29°C). See the winter sun ranking.
- March–May: too close to call — Tarakan averages 64/100, Bandar Seri Begawan 65/100. Daytime highs are similar (30°C vs 29°C).
- June–August: too close to call — Tarakan averages 64/100, Bandar Seri Begawan 65/100. Daytime highs are similar (29°C vs 29°C).
- September–October: too close to call — Tarakan averages 64/100, Bandar Seri Begawan 65/100. Daytime highs are similar (30°C vs 29°C).
Sea temperature
Tarakan's sea gets warmer: 33°C / 91°F at its peak vs 32°C. Swimmable water (21°C+): Tarakan all year, Bandar Seri Begawan all year. Month-by-month sea temperatures are in the table above.
Full month-by-month guides: Tarakan weather by month · Bandar Seri Begawan weather by month · Best time to visit Indonesia.
More comparisons: Tarakan vs Kota Kinabalu · Tarakan vs Tawau · Tarakan vs Miri · Bandar Seri Begawan vs Kota Kinabalu · Bandar Seri Begawan vs Miri · all head-to-heads