Temperature
Warm by day, mild at night.
Warm days.

Warm by day, mild at night.
Rain is frequent. About 17 wet days, fewer than in most months.
Sunshine estimates are less reliable here; cloud and rain patterns are a better guide.
Warm days, with humid periods.
In September, afternoons feel about 85° and nights feel near 74°.
Mostly cloudy skies this month.
Calm winds are typical in September.
September late afternoons are around 79°F, easing to about 74°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 81 | 70 | 15.2 | 30 | — | 88 |
| Feb | 80 | 70 | 15.5 | 28 | — | 89 |
| Mar | 82 | 71 | 16.5 | 30 | — | 87 |
| Apr | 83 | 71 | 13.8 | 28 | — | 86 |
| May | 83 | 71 | 9.1 | 26 | — | 85 |
| Jun | 82 | 69 | 6.5 | 20 | — | 85 |
| Jul | 82 | 68 | 4.8 | 18 | — | 83 |
| Aug | 82 | 67 | 4.4 | 16 | — | 81 |
| Sep | 83 | 68 | 6.3 | 17 | — | 81 |
| Oct | 83 | 70 | 13.1 | 24 | — | 83 |
| Nov | 82 | 71 | 19.0 | 28 | — | 86 |
| Dec | 81 | 71 | 17.4 | 30 | — | 87 |
Similar climates
Want a side-by-side climate view? Compare Bandung with Jakarta.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: temporarily unavailable while its source is reviewed.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology