🇧🇷 Weather in São Caetano do Sul
Map Overlays:
Hourly Forecast for São Caetano do Sul
17:00
8°
70%
18:00
8°
72%
19:00
8°
82%
20:00
7°
79%
21:00
7°
70%
22:00
7°
82%
23:00
7°
72%
00:00
6°
52%
01:00
7°
54%
02:00
6°
50%
03:00
7°
44%
04:00
7°
46%
05:00
7°
44%
06:00
7°
44%
07:00
7°
51%
08:00
7°
51%
09:00
7°
46%
10:00
7°
52%
11:00
8°
54%
12:00
8°
46%
13:00
8°
51%
14:00
8°
55%
15:00
8°
52%
16:00
8°
45%
14-Day Forecast for São Caetano do Sul
2026-09-06
Light rain shower
11° /
7°
2026-09-07
Mist
8° /
6°
2026-09-08
Overcast
18° /
8°
2026-09-09
Light rain shower
21° /
14°
2026-09-10
Patchy rain nearby
21° /
15°
2026-09-11
Overcast
24° /
14°
2026-09-12
Light rain shower
26° /
13°
Additional Forecasts for São Caetano do Sul
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 101.0 μg/m³
O₃ (Ozone) 58.0 μg/m³
NO₂ (Nitrogen Dioxide) 8.7 μg/m³
SO₂ (Sulphur Dioxide) 4.8 μg/m³
PM2.5 (Fine particles) 6.7 μg/m³
PM10 (Coarse particles) 8.9 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Brazil
Weather in São Caetano do Sul — FAQ
Answers refreshed each request based on current conditions in São Caetano do Sul.
What is the weather like right now in São Caetano do Sul?
Right now in São Caetano do Sul, Brazil the temperature is 7.5°C (feels like 4.8°C), with light rain shower. Relative humidity is 96% and wind is 15.5 km/h.
What is today's high and low temperature in São Caetano do Sul?
Today's forecast high in São Caetano do Sul is 11.2°C and the overnight low is 6.6°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in São Caetano do Sul today?
The chance of precipitation in São Caetano do Sul today is 94%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in São Caetano do Sul differ from nearby cities?
Even short distances can change temperatures noticeably. São Caetano do Sul's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.