Aracaju weather in September
September is one of the best months to visit Aracaju: highs of 26°C (80°F) and about 58 mm (2.3 in) of rain on average. Nights average 24°C (75°F) and cloud cover 44% (NASA POWER, 2001–2025 averages). The sea averages 27°C (80°F). It is the 5th driest month of the year and the 3rd coolest. Compared with August, it is warmer and drier; October brings highs of 27°C (81°F) and 47 mm (1.9 in) of rain.
Is September a good time to visit Aracaju?
best month Weather score 82/100.
Yes. September is one of the best months for weather in Aracaju.
Does it rain a lot in Aracaju in September?
No, it is usually dry: about 58 mm (2.3 in) falls in an average September. It is the 5th driest month of the year.
How warm is Aracaju in September?
Days average 26°C (80°F) and nights 24°C (75°F).
Aracaju weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 28°C (83°F) | 26°C (78°F) | 56 mm | 61% | 29°C (85°F) | best |
| February | 29°C (84°F) | 26°C (79°F) | 58 mm | 63% | 30°C (86°F) | best |
| March | 29°C (84°F) | 26°C (80°F) | 74 mm | 56% | 30°C (87°F) | fair |
| April | 29°C (84°F) | 26°C (79°F) | 116 mm | 52% | 30°C (86°F) | fair |
| May | 28°C (82°F) | 26°C (78°F) | 191 mm | 53% | 29°C (84°F) | least pleasant |
| June | 27°C (80°F) | 25°C (77°F) | 158 mm | 56% | 27°C (81°F) | least pleasant |
| July | 26°C (79°F) | 24°C (75°F) | 144 mm | 56% | 26°C (79°F) | least pleasant |
| August | 26°C (78°F) | 24°C (74°F) | 89 mm | 52% | 26°C (80°F) | fair |
| September | 26°C (80°F) | 24°C (75°F) | 58 mm | 44% | 27°C (80°F) | best |
| October | 27°C (81°F) | 25°C (76°F) | 47 mm | 45% | 27°C (81°F) | best |
| November | 28°C (82°F) | 25°C (77°F) | 27 mm | 46% | 28°C (82°F) | best |
| December | 28°C (83°F) | 26°C (78°F) | 24 mm | 55% | 28°C (83°F) | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months