Live Weather & Forecast
Weather in Santiago do Sul
Santa Catarina, Brazil · Real-time conditions & 3-day outlook
21°C
Feels like 21°C
70°F / Feels 70°F
Partly Cloudy
Santiago do Sul, Santa Catarina
🌙 Nighttime
Updated: 2026-04-21 05:15
Humidity
96%
Wind
3.6 km/h SE
Wind Gust
10.8 km/h
Pressure
1011 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
41%
Dew Point
20.5°C
Wind Degree
136°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
123.9 μg/m³
NO₂
1.6 μg/m³
O₃
37 μg/m³
SO₂
1 μg/m³
PM 2.5
3.9 μg/m³
PM 10
3.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Santiago do Sul, Santa Catarina
12 AM
21°
Fog
1 AM
21°
Fog
2 AM
21°
Fog
3 AM
21°
Fog
4 AM
21°
Partly Cloudy
5 AM
21°
Partly Cloudy
6 AM
21°
Mist
7 AM
22°
Partly Cloudy
8 AM
24°
Partly Cloudy
9 AM
26°
Patchy rain nearby
10 AM
27°
Patchy rain nearby
11 AM
28°
Patchy rain nearby
12 PM
28°
Patchy rain nearby
1 PM
28°
Patchy rain nearby
2 PM
28°
Patchy rain nearby
3 PM
28°
Patchy rain nearby
4 PM
27°
Patchy rain nearby
5 PM
25°
Moderate or heavy rain shower
6 PM
23°
Patchy rain nearby
7 PM
23°
Mist
8 PM
23°
Mist
9 PM
22°
Mist
10 PM
22°
Mist
11 PM
22°
Mist
3-Day Forecast
Daily overview for Santiago do Sul, Santa Catarina
Today
Moderate rain
28°
/
21°
🌧️ 87% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 5.4 km/h
🌧️ Total precip: 11.21 mm
☀️ UV Index: 9.5
🌅 Sunrise: 05:48 AM
🌇 Sunset: 05:38 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Patchy rain nearby
29°
/
21°
🌧️ 87% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 7.6 km/h
🌧️ Total precip: 4.98 mm
☀️ UV Index: 12.1
🌅 Sunrise: 05:48 AM
🌇 Sunset: 05:38 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Patchy rain nearby
30°
/
20°
🌧️ 88% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 9.7 km/h
🌧️ Total precip: 3.33 mm
☀️ UV Index: 11.9
🌅 Sunrise: 05:48 AM
🌇 Sunset: 05:37 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit Santiago do Sul
Plan your trip to Santiago do Sul, Brazil around the most favorable weather conditions.
Peak Season
November – April
Dry season — low humidity, clear skies, comfortable temperatures.
Shoulder Season
May, October
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Wet/monsoon season; heavier rainfall possible.
Frequently Asked Questions
What is the current weather in Santiago do Sul?
Current conditions in Santiago do Sul: Partly Cloudy, temperature 21°C, humidity 96%.
What is the best time to visit Santiago do Sul?
The best time to visit Santiago do Sul is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Santiago do Sul?
Santiago do Sul is located at approximately -10° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Santiago do Sul?
The wettest period in Santiago do Sul is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Santiago do Sul?
For visits to Santiago do Sul during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is Santiago do Sul in?
Santiago do Sul is located in Brazil, in the state of Santa Catarina.
What are the public holidays in Santiago do Sul in 2026?
View the 2026 public holidays for Santiago do Sul on our Holidays page.
What are the GPS coordinates used for the weather forecast in Santiago do Sul?
The weather forecast for Santiago do Sul uses coordinates -10, -55.
What is the current temperature outside in Santiago do Sul?
The current outdoor temperature in Santiago do Sul is 21°C (70°F) with partly cloudy.
What is the hourly weather forecast for Santiago do Sul today?
Today's hour-by-hour weather breakdown for Santiago do Sul is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Santiago do Sul tomorrow hour by hour?
Tomorrow's forecast for Santiago do Sul shows a high of 29°C and a low of 21°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Santiago do Sul?
There is a 87% chance of rain in Santiago do Sul today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in Santiago do Sul?
Yes, there is a 87% chance of rain in Santiago do Sul today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.