Indonesia in January: where is it warmest?
In January, Nusantara is the warmest place with 30 °C by day, Bandung the coolest with 25 °C. 4 of 16 destinations have good holiday weather.
All destinations in January, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Nusantara | 63 | 30° | 29° | 4 h | 28 |
| Banda Aceh | 54 | 29° | 29° | 6 h | 16 |
| Jayapura | 43 | 29° | 29° | 5 h | 27 |
| Surabaya | 41 | 29° | 29° | 5 h | 29 |
| Medan | 41 | 29° | – | 4 h | 26 |
| Jakarta | 40 | 29° | – | 3 h | 28 |
| Komodo Island | 69 | 28° | 29° | 6 h | 24 |
| Kuta, Bali | 68 | 28° | 29° | 6 h | 28 |
| Senggigi, Lombok | 68 | 28° | 29° | 5 h | 28 |
| Labuan Bajo | 54 | 28° | 29° | 5 h | 28 |
| Ubud, Bali | 50 | 28° | – | 5 h | 28 |
| Yogyakarta | 47 | 28° | – | 5 h | 28 |
| Batam | 57 | 27° | 28° | 6 h | 21 |
| Denpasar | 56 | 27° | 29° | 6 h | 28 |
| Makassar | 51 | 27° | 29° | 3 h | 29 |
| Bandung | 51 | 25° | – | 3 h | 29 |
Indonesia in January: quick answers
Indonesia in January: where is it warmest?
The warmest places in January are Nusantara (30 °C), Banda Aceh (29 °C) and Jayapura (29 °C).
Indonesia in January: where is the sea warmest?
The sea is warmest at Nusantara (29 °C), Banda Aceh (29 °C) and Jayapura (29 °C).
Indonesia in January: where is the weather best?
The best holiday weather in January – warm, sunny and dry – is in Komodo Island, Kuta, Bali and Senggigi, Lombok.
Indonesia month by month
Indonesia: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences