Goiânia in August
In August, Goiânia averages 31°C (88°F) during the day and 18°C (64°F) at night, with only about 2 rainy days.
ShoulderConditions are warm and beach-friendly. Skies are generally dry and clear.
August in Goiânia is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How August compares to the rest of the year in Goiânia
August is one of the warmest months in Goiânia (3rd of 12) and one of the driest months (10th of 12). Daytime temperature runs 2°C above the annual average (29°C). August runs 3°C warmer than July (28°C) and warms a further 2°C into September (33°C).
August sunrise & sunset in Goiânia
Times shown for Goiânia local time (America/Sao_Paulo), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Goiânia — August
Golden-hour and blue-hour windows for the 15th of August, in Goiânia's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Goiânia in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Shoulder) and Goiânia's popularity.
Crowds & pricing — August in Goiânia
Goiânia is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: comfortable tourism weather
Sun & mosquito risk — August in Goiânia
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Goiânia in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 29°C / 84°F | 20°C / 68°F | 151 mm | 24 | — |
| February | 28°C / 83°F | 20°C / 68°F | 164 mm | 25 | — |
| March | 28°C / 83°F | 20°C / 67°F | 142 mm | 26 | — |
| April | 29°C / 83°F | 19°C / 66°F | 69 mm | 18 | — |
| May | 28°C / 83°F | 17°C / 62°F | 10 mm | 7 | — |
| June | 28°C / 82°F | 16°C / 61°F | 1 mm | 1 | — |
| July | 28°C / 83°F | 15°C / 60°F | 1 mm | 1 | — |
| August | 31°C / 88°F | 18°C / 64°F | 2 mm | 2 | — |
| September | 33°C / 92°F | 20°C / 69°F | 16 mm | 8 | — |
| October | 32°C / 90°F | 21°C / 70°F | 96 mm | 20 | — |
| November | 29°C / 85°F | 20°C / 68°F | 153 mm | 26 | — |
| December | 29°C / 84°F | 20°C / 68°F | 178 mm | 24 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Goiânia in August →
Frequently asked questions
How hot is Goiânia in August?
In August, Goiânia averages a high of 31°C (88°F) and a low of 18°C (64°F) — generally hot.
Does it rain a lot in Goiânia in August?
August is generally dry in Goiânia, with about 2 rainy days on average.
Is August a good time to visit Goiânia?
August is hot and mostly dry. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Goiânia in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full August packing list for Goiânia for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.