Bandung weather in August
August in Bandung: hot, rainy, with poor air quality — fine if you can take poor air.
Updated September 2026 · climate normals from ERA5 reanalysis
#2 of 12 months in Bandung · #811 of 1413 destinations to visit in August · comfort 75/100 (tier B)
- Days
- 28°C
- Nights
- 20°C
- Wet days
- 17
- Sun
- 10.6 h
- Humidity
- 78%
- Daylight
- 12 h

Traveller notes on Bandung in August
Notes from nearby Jakarta (115 km away)
Bandung doesn't have its own notes for August yet — these are about Jakarta, close enough to share the season.
Jakarta-forum threads place August squarely in the dry season, which locals mark roughly April through September - the stretch posters call the good window, with lower humidity and more reliable sun than the October-to-March wet season. Even in the wet months regulars note it mostly pours in the late afternoon rather than raining all day, so August's near-absence of that pattern is the real payoff. The record still runs hot and properly humid though: 31.7C days feeling like a sticky 37C, 23.1C nights, 63mm of rain across ten days, and a 29.8C sea. The number the forum threads don't dwell on: AQI runs 168 here, one of the haziest months on this destination's whole calendar - dry doesn't mean clear.
Other months in Bandung
Forum posters describe January as squarely within Indonesia's rainy season (roughly October through March), typically bringing a few hours of morning sunshine with temperatures around 78-82F (26-28C) before clouds, thunderstorms and heavy rain move in by late morning or early afternoon. Posters are consistent that rain doesn't fall all day or every day, tending to cluster in the late afternoon or overnight, with an umbrella generally enough to manage it. Posters describe January weather as not cold, just genuinely wet-weather-gear-dependent, and note wet-season visits come with the real upside of far fewer tourists at popular Bandung sites. Posters generally rate January as warm, rain-prone but manageable for a Bandung visit, quieter crowds a genuine trade-off for the wetter conditions.
Forum posters describe Bandung's climate as consistently gentle - never severely hot, never cold - and name May through July as the best overall stretch, squarely inside Indonesia's dry season (which runs roughly May to September, in contrast to the wetter October-to-March period). July itself does hold up as genuinely the driest month of the year by the numbers, even if posters note occasional rain still creeps in some years despite the technically-dry classification - a reminder that 'dry season' here means meaningfully less rain, not none at all. Posters consistently rate Bandung's mild, hill-station-like temperatures (a product of its elevated setting compared to the hotter Java lowlands) as one of its main appeals regardless of exact month.
Add your own note from Bandung's card on the map.
Bandung climate normals — August
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Bandung in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsJakarta weekend crush, Dry season, school holidays in 4 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Bandung's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Best weatherBandung's weather peaks June–August, best around July.
Best weatherFair weatherToughest weather
What's on in Bandung in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Jakarta weekend crush
1 Jan – 31 DecDay-tripper crushCrowdedEvery Friday night the Cipularang toll fills with cars from Jakarta and the north-side factory outlets and Lembang road jam solid until Sunday evening. Come midweek and it is a different city. Source ↗
- Hazard
Tangkuban Perahu crater alerts
1 Jan – 31 DecVolcanic activityClosuresThe crater is normally open and drivable to the rim, but the volcanology agency closes it without much notice after a phreatic burst or a rise in gas. Check the status before you book a car. Source ↗
- Season
Dry season
1 Jun – 30 Sep · usuallyCrowdedThe reliable window for the crater rim and the tea country south of town, when the afternoon cloud lifts and the unpaved approaches to Kawah Putih and Ranca Upas are passable.
Nearby, and something's on
Within 300 km of Bandung — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Bandung?
Bandung in August — FAQ
- Is August a good time to visit Bandung?
- August in Bandung: hot, rainy, with poor air quality — fine if you can take poor air. It ranks #2 of 12 months for Bandung on SeasonMap's comfort score (75/100).
- What is the weather like in Bandung in August?
- In August, Bandung averages a daily high of 28°C and a low of 19.6°C, with about 123.8 mm of rain over roughly 16.7 rainy days.
- What is the air quality in Bandung in August?
- Bandung has a mean US Air Quality Index of about 142 in August.
Within 300 km: Jakarta's Dry season around 1 Jun – 30 Sep.