| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 31.4° | 22.4° | 36.4mm | 4 | 74 |
| February | 31.9° | 22.6° | 106.2mm | 6.3 | 68 |
| March | 32.4° | 22.8° | 19.3mm | 4 | 70 |
| April | 33° | 23.2° | 34.8mm | 4.7 | 67 |
| May | 33.3° | 23.5° | 18.1mm | 4 | 67 |
| June | 33.7° | 23° | 10.2mm | 3 | 67 |
| July | 33.4° | 23° | 54mm | 2.3 | 70 |
| August | 33.3° | 22.6° | 32.6mm | 6 | 63 |
| September | 32.7° | 22.5° | 47.4mm | 5.3 | 67 |
| October | 31.9° | 22.6° | 69.5mm | 7.3 | 66 |
| November | 31.2° | 23° | 35mm | 6.7 | 70 |
| December | 31° | 22.9° | 95.1mm | 7.5 | 69 |
January in Banda Aceh averages a daily high of 31.4°C with nights around 22.4°C. Expect roughly 4 wet days totalling 36.4mm. Generally workable, with some weather to plan around.
February in Banda Aceh averages a daily high of 31.9°C with nights around 22.6°C. Expect roughly 6.3 wet days totalling 106.2mm. Generally workable, with some weather to plan around.
March in Banda Aceh averages a daily high of 32.4°C with nights around 22.8°C. Expect roughly 4 wet days totalling 19.3mm. Generally workable, with some weather to plan around.
April in Banda Aceh averages a daily high of 33°C with nights around 23.2°C. Expect roughly 4.7 wet days totalling 34.8mm. Generally workable, with some weather to plan around.
May in Banda Aceh averages a daily high of 33.3°C with nights around 23.5°C. Expect roughly 4 wet days totalling 18.1mm. Generally workable, with some weather to plan around.
June in Banda Aceh averages a daily high of 33.7°C with nights around 23°C. Expect roughly 3 wet days totalling 10.2mm. Generally workable, with some weather to plan around.
July in Banda Aceh averages a daily high of 33.4°C with nights around 23°C. Rain is rare — about 2.3 wet days and 54mm across the month. Generally workable, with some weather to plan around.
August in Banda Aceh averages a daily high of 33.3°C with nights around 22.6°C. Expect roughly 6 wet days totalling 32.6mm. Generally workable, with some weather to plan around.
September in Banda Aceh averages a daily high of 32.7°C with nights around 22.5°C. Expect roughly 5.3 wet days totalling 47.4mm. Generally workable, with some weather to plan around.
October in Banda Aceh averages a daily high of 31.9°C with nights around 22.6°C. Expect roughly 7.3 wet days totalling 69.5mm. Generally workable, with some weather to plan around.
November in Banda Aceh averages a daily high of 31.2°C with nights around 23°C. Expect roughly 6.7 wet days totalling 35mm. Generally workable, with some weather to plan around.
December in Banda Aceh averages a daily high of 31°C with nights around 22.9°C. Expect roughly 7.5 wet days totalling 95.1mm. Generally workable, with some weather to plan around.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Banda Aceh peaks at 74.
Based on 30 years of records, September–July scores highest for comfort in Banda Aceh, balancing daytime temperature against rainfall.
June is the warmest, averaging a daily high of 33.7°C.
February is the wettest, averaging 106.2mm of rain across roughly 6.3 wet days.
December is the coolest month, with average daily highs around 31°C.