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Weather in São Luís, Brazil 🇧🇷

Weather Forecast in São Luís

Current Weather in São Luís

Patchy rain nearby
26°C
Feels like 29°C. Patchy rain nearby.
🌬️ 19 km/h E
💧 89% Humidity
🧭 1012 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.5
🌡️ Dew Point: 23°C
🌅 Sunrise: 06:03 AM
🌇 Sunset: 06:03 PM
Map Overlays:

In São Luís right now it is 26°C and patchy rain nearby, feeling like 29°C. Humidity is 89% with winds around 19 km/h, and the UV index is 0 (low). Over the next few days, temperatures in São Luís range from about 24°C to 31°C.

Hourly Forecast for São Luís

08:00
Patchy rain nearby
26°
59%
09:00
Patchy rain nearby
27°
60%
10:00
Patchy rain nearby
27°
36%
11:00
Patchy rain nearby
29°
15%
12:00
Partly Cloudy
30°
6%
13:00
Cloudy
31°
10%
14:00
Partly Cloudy
30°
8%
15:00
Light rain
27°
65%
16:00
Light rain shower
28°
29%
17:00
Patchy rain nearby
28°
48%
18:00
Partly Cloudy
27°
12%
19:00
Partly Cloudy
26°
12%
20:00
Clear
27°
12%
21:00
Patchy rain nearby
26°
39%
22:00
Partly Cloudy
26°
13%
23:00
Patchy rain nearby
26°
42%
00:00
Patchy rain nearby
26°
70%
01:00
Patchy rain nearby
25°
64%
02:00
Patchy rain nearby
25°
68%
03:00
Patchy rain nearby
24°
66%
04:00
Patchy rain nearby
24°
59%
05:00
Patchy rain nearby
25°
44%
06:00
Patchy rain nearby
24°
36%
07:00
Patchy rain nearby
25°
64%

14-Day Forecast for São Luís

Sat, Jul 18
Patchy rain nearby Patchy rain nearby
31° / 25°
Sun, Jul 19
Patchy rain nearby Patchy rain nearby
29° / 24°
Mon, Jul 20
Patchy rain nearby Patchy rain nearby
29° / 25°
Tue, Jul 21
Patchy rain nearby Patchy rain nearby
28° / 26°
Wed, Jul 22
Patchy rain nearby Patchy rain nearby
28° / 26°
Thu, Jul 23
Light rain shower Light rain shower
28° / 25°
Fri, Jul 24
Thundery outbreaks in nearby Thundery outbreaks in nearby
28° / 26°
Sat, Jul 25
Patchy rain nearby Patchy rain nearby
29° / 26°
Sun, Jul 26
Patchy rain nearby Patchy rain nearby
28° / 26°
Mon, Jul 27
Partly Cloudy Partly Cloudy
28° / 26°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
28° / 26°
Wed, Jul 29
Patchy rain nearby Patchy rain nearby
28° / 26°
Thu, Jul 30
Sunny Sunny
28° / 26°
Fri, Jul 31
Patchy rain nearby Patchy rain nearby
29° / 25°

Additional Forecasts for São Luís

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 113.0 μg/m³
O₃ (Ozone) 62.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.2 μg/m³
SO₂ (Sulphur Dioxide) 1.4 μg/m³
PM2.5 (Fine particles) 7.6 μg/m³
PM10 (Coarse particles) 10.7 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Brazil

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Best Time to Be Outside in São Luís Today

The most comfortable window in São Luís today looks like 18:00 to 18:00, when it is around 27°C. It should stay dry through that window. The next likely rain is around 08:00.

Frequently Asked Questions about Weather in São Luís

What is the temperature in São Luís right now?

The current temperature in São Luís is 26°C (79°F), patchy rain nearby (feels like 29°C).

What's the weather like in São Luís right now?

Conditions in São Luís right now: Patchy rain nearby, humidity 89%, wind 19 km/h E.

What is today's forecast for São Luís?

Today in São Luís: high 31°C, low 25°C, patchy rain nearby. Chance of rain: 81%.

What is the 7-day weather forecast for São Luís?

Daily highs and lows for São Luís:

  • 2026-07-18: 31°C / 25°C
  • 2026-07-19: 29°C / 24°C
  • 2026-07-20: 29°C / 25°C
  • 2026-07-21: 28°C / 26°C
  • 2026-07-22: 28°C / 26°C
  • 2026-07-23: 28°C / 25°C
  • 2026-07-24: 28°C / 26°C
Is it going to rain in São Luís today?

There is a 81% chance of rain in São Luís today. Total expected precipitation: 10.45 mm.

What is the wind speed in São Luís right now?

Wind in São Luís is currently 19 km/h (12 mph) from the E.

What is the UV index in São Luís right now?

The UV index in São Luís is currently 0.5 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇧🇷 Brazil: São Paulo · Rio de Janeiro · Brasilia · Belo Horizonte · Salvador · Fortaleza · Manaus · Curitiba · Recife · Goiânia · Belém · Porto Alegre · Guarulhos · Maceió · Campinas · São Luís · Campo Grande · Natal · Teresina · Nova Iguaçu · Duque de Caxias · João Pessoa · São Bernardo do Campo · São José dos Campos · Ribeirão Preto · Jaboatão · Sorocaba · Osasco · Aracaju · Santo André · Jaboatão dos Guararapes · Contagem · Feira de Santana · Cuiabá · Londrina · Juiz de Fora · Uberlândia · Porto Velho · Macapá · Campos dos Goytacazes · Aparecida de Goiânia · Florianópolis · Mauá · Belford Roxo · Joinville · Niterói · São João de Meriti · Ananindeua · Santos · Boa Vista