Goiânia weather in September
September is a fair month to visit Goiânia: highs of 34°C (92°F) and about 44 mm (1.7 in) of rain on average. Nights average 19°C (66°F) and cloud cover 44% (NASA POWER, 2001–2025 averages). It is the 5th driest month of the year and the warmest. Compared with August, it is warmer and wetter; October brings highs of 32°C (90°F) and 122 mm (4.8 in) of rain.
Is September a good time to visit Goiânia?
fair month Weather score 73/100.
September is a fair month in Goiânia. The weather is usually best in May–Aug.
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Does it rain a lot in Goiânia in September?
No, it is usually dry: about 44 mm (1.7 in) falls in an average September. It is the 5th driest month of the year.
How warm is Goiânia in September?
Days average 34°C (92°F) and nights 19°C (66°F).
Goiânia weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 28°C (82°F) | 19°C (67°F) | 239 mm | 80% | least pleasant |
| February | 27°C (81°F) | 19°C (66°F) | 206 mm | 77% | least pleasant |
| March | 27°C (81°F) | 19°C (66°F) | 209 mm | 73% | least pleasant |
| April | 27°C (81°F) | 18°C (64°F) | 109 mm | 52% | fair |
| May | 26°C (79°F) | 15°C (59°F) | 24 mm | 37% | best |
| June | 27°C (80°F) | 14°C (57°F) | 6 mm | 26% | best |
| July | 28°C (83°F) | 14°C (56°F) | 3 mm | 20% | best |
| August | 31°C (88°F) | 16°C (60°F) | 8 mm | 23% | best |
| September | 34°C (92°F) | 19°C (66°F) | 44 mm | 44% | fair |
| October | 32°C (90°F) | 20°C (68°F) | 122 mm | 71% | fair |
| November | 29°C (84°F) | 19°C (67°F) | 194 mm | 81% | least pleasant |
| December | 28°C (82°F) | 19°C (67°F) | 234 mm | 82% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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