Southern summer (December to February)
Pleasant warmth with highs around 27° and lows near 18°, very frequent rain (21 rainy days per month on average). Not an ideal time for a leisure trip.
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When to visit Brazil
Climate · 10-year averages
When to visit Guarulhos?
Best time to visit Guarulhos: from April to September. Month-by-month temperatures, rainfall and sunshine, based on ten years of weather data.
Best time to go
From April to September
Hottest month
January · 27°
Coldest month
July · 11°
Wettest month
January · 224 mm
Climate month by month
Bars: monthly rainfall. Lines: average highs and lows. Month color: our travel comfort index.
- JanuaryÀ éviter
27° / 19°
- Rain
- 224 mm · 24 d
- Sunshine
- 9.7 h/day
- Humidity
- 83%
- FebruaryMitigé
27° / 18°
- Rain
- 176 mm · 19 d
- Sunshine
- 9.7 h/day
- Humidity
- 83%
- MarchMitigé
26° / 18°
- Rain
- 155 mm · 20 d
- Sunshine
- 9.6 h/day
- Humidity
- 85%
- AprilIdéal
24° / 16°
- Rain
- 63 mm · 10 d
- Sunshine
- 9.2 h/day
- Humidity
- 83%
- MayIdéal
22° / 14°
- Rain
- 55 mm · 8 d
- Sunshine
- 8.3 h/day
- Humidity
- 81%
- JuneIdéal
22° / 13°
- Rain
- 46 mm · 6 d
- Sunshine
- 8.0 h/day
- Humidity
- 81%
- JulyIdéal
22° / 11°
- Rain
- 32 mm · 4 d
- Sunshine
- 8.8 h/day
- Humidity
- 76%
- AugustIdéal
23° / 12°
- Rain
- 48 mm · 7 d
- Sunshine
- 8.3 h/day
- Humidity
- 76%
- SeptemberIdéal
26° / 14°
- Rain
- 77 mm · 9 d
- Sunshine
- 9.1 h/day
- Humidity
- 76%
- OctoberCorrect
26° / 16°
- Rain
- 116 mm · 16 d
- Sunshine
- 8.5 h/day
- Humidity
- 81%
- NovemberCorrect
25° / 16°
- Rain
- 153 mm · 17 d
- Sunshine
- 9.0 h/day
- Humidity
- 82%
- DecemberÀ éviter
27° / 18°
- Rain
- 169 mm · 21 d
- Sunshine
- 9.9 h/day
- Humidity
- 82%
2014–2023 averages from the ERA5 reanalysis (Copernicus) via Open-Meteo. A day counts as a “rainy day” from 1 mm of rain.
Our take, season by season
Southern fall (March to May)
Pleasant warmth with highs around 24° and lows near 16°, regular rain (13 rainy days per month on average). It's a great time to go.
Southern winter (June to August)
Mild weather with highs around 22° and lows near 12°, a few showers (6 rainy days per month on average). It's a great time to go.
Southern spring (September to November)
Pleasant warmth with highs around 25° and lows near 15°, regular rain (14 rainy days per month on average). A decent time to go, as long as you're willing to make a few compromises.
Frequently asked questions
- When is the best time to visit Guarulhos?
- The best time to visit Guarulhos is from April to September, with highs between 22° and 26° and few rainy days.
- What is the hottest month in Guarulhos?
- January is the hottest month, with an average high of 27 °C.
- What is the coldest month in Guarulhos?
- July is the coldest month, with an average low of 11 °C.
- When does it rain the most in Guarulhos?
- January is the wettest month (224 mm, about 24 rainy days). The driest is July (32 mm).
- When should you avoid Guarulhos?
- The least favorable months are from December to January: too hot, too cold, or too rainy to make the most of your trip.
When to visit other cities · Brazil
The capital and the country's other major cities.
More practical info: Brazil
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