Monthly climate guide
Goiânia weather in May
With highs near 27°C (81°F) and lows around 16°C (60°F), May feels hot in Goiânia. Rainfall averages about 25 mm (fairly dry) and the sky is a mix of sun and cloud. Daytime highs are about the same as April and about the same as June.
What stands out in May
- It's one of the drier stretches of the year in Goiânia.
- Just 570 km apart, but Goiânia runs about 4°C cooler than Montes Claros this month.
- Rain is well below Goiânia's usual level (around 77% less).
- Humidity near 76% makes 27°C feel stickier than it sounds.
May is typically Goiânia's coolest month.
Avg high
27°C
81°F
Avg low
16°C
60°F
Rainfall
25 mm
fairly dry
Humidity
76%
relative
Sky
36%
cloud · a mix of sun and cloud
Goiânia weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 28°C / 82°F | 19°C / 67°F | 242 mm | 81% | 77% |
| February | 28°C / 82°F | 19°C / 67°F | 198 mm | 82% | 78% |
| March | 28°C / 82°F | 19°C / 67°F | 191 mm | 83% | 75% |
| April | 28°C / 82°F | 18°C / 65°F | 112 mm | 82% | 56% |
| May | 27°C / 81°F | 16°C / 60°F | 25 mm | 76% | 36% |
| June | 28°C / 82°F | 15°C / 59°F | 5 mm | 68% | 27% |
| July | 29°C / 85°F | 15°C / 58°F | 2 mm | 55% | 17% |
| August | 32°C / 90°F | 17°C / 62°F | 4 mm | 43% | 23% |
| September | 35°C / 95°F | 20°C / 68°F | 26 mm | 40% | 40% |
| October | 33°C / 92°F | 21°C / 69°F | 119 mm | 57% | 69% |
| November | 29°C / 85°F | 20°C / 67°F | 192 mm | 76% | 79% |
| December | 28°C / 83°F | 20°C / 67°F | 206 mm | 80% | 79% |
What to pack for May
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- An extra layer — evenings are noticeably cooler than afternoons
- Sunglasses
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is May a good time to visit Goiânia?
Compare the months in the chart above to find your ideal window.
Best time to visit Goiânia →Other Brazil cities in May
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Goiânia weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/brazil/goiania/may
<a href="https://weathercompare.eu/weather/brazil/goiania/may">Goiânia weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/brazil/goiania" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Goiânia weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/brazil/goiania/may">Goiânia weather in May</a> – WeatherCompare</p>
Goiânia in May: quick answers
Is May a good time to visit Goiânia?
Yes. May is one of the best months for Goiânia, with highs around 27°C and about 25 mm of rain.
How warm is Goiânia in May?
Average highs are about 27°C (81°F) and average lows about 16°C (60°F), based on 10 years of daily data.
Does it rain a lot in Goiânia in May?
Goiânia typically gets around 25 mm of rain in May — fairly dry.
Figures are long-term averages for the area around Goiânia (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.