Climate averages 1991–2020
Banda Aceh weather
in July.
A hot, wet month: the 2nd warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a hot month in Banda Aceh: daytime highs average 30.0°C and nights cool to about 25.0°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 125 mm of rain on roughly 15 days, which makes July a wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 25 min on an average July day.
The nearest other city in this atlas is Lhokseumawe (205 km away). In July its highs average 29.5°C, about as warm as Banda Aceh, with 66 mm of rain.
Among the 200 cities listed in Indonesia, Banda Aceh ranks joint 55th of 200 for the warmest July highs and joint 145th of 200 for the driest July (rainfall, lowest first). The mean July high of those 200 cities is 29.0°C; Banda Aceh is 1.0°C warmer than that mean.
From July to August, average highs fall by 0.2°C to 29.8°C, and monthly rainfall rises from 125 mm to 159 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Banda Aceh climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.8°C24.0°C | 24.0°C | 137 | 15.0 | 11.812 h |
| February | 29.4°C24.1°C | 24.1°C | 98 | 13.2 | 11.912 h |
| March | 29.8°C24.4°C | 24.4°C | 156 | 19.0 | 12.112 h |
| April | 29.8°C24.8°C | 24.8°C | 202 | 24.4 | 12.212 h |
| May | 29.9°C25.2°C | 25.2°C | 219 | 20.4 | 12.412 h |
| June | 30.2°C25.3°C | 25.3°C | 113 | 14.5 | 12.412 h |
| July, selected | 30.0°C25.0°C | 25.0°C | 125 | 15.1 | 12.412 h |
| August | 29.8°C24.8°C | 24.8°C | 159 | 17.3 | 12.312 h |
| September | 29.4°C24.5°C | 24.5°C | 192 | 19.2 | 12.212 h |
| October | 28.6°C24.2°C | 24.2°C | 282 | 24.6 | 12.012 h |
| November | 28.3°C24.0°C | 24.0°C | 361 | 26.1 | 11.912 h |
| December | 28.4°C24.0°C | 24.0°C | 262 | 20.9 | 11.812 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Lhokseumawe in JulyIndonesia · 205 kmHigh 29.5°C · Low 25.1°C · 66 mm rain
- Langsa in JulyIndonesia · 315 kmHigh 30.2°C · Low 24.3°C · 102 mm rain
- Binjai in JulyIndonesia · 411 kmHigh 30.6°C · Low 22.0°C · 186 mm rain
- Belawan in JulyIndonesia · 420 kmHigh 30.2°C · Low 23.3°C · 213 mm rain
- Sunggal in JulyIndonesia · 424 kmHigh 30.3°C · Low 22.3°C · 186 mm rain
- Subulussalam in JulyIndonesia · 427 kmHigh 29.5°C · Low 21.4°C · 160 mm rain
- Phuket in JulyThailand · 427 kmHigh 28.3°C · Low 26.3°C · 253 mm rain
- Medan in JulyIndonesia · 429 kmHigh 30.0°C · Low 22.6°C · 217 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Banda Aceh) is explained once on the Banda Aceh year overview and on the Sources, method and limits page.