Live Weather & Forecast
Weather in Rio do Sul
Santa Catarina, Brazil · Real-time conditions & 3-day outlook
13°C
Feels like 13°C
55°F / Feels 55°F
Fog
Rio do Sul, Santa Catarina
🌙 Nighttime
Updated: 2026-04-21 05:00
Humidity
99%
Wind
3.6 km/h SE
Wind Gust
3.6 km/h
Pressure
1017 mb
Visibility
0 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
12.6°C
Wind Degree
128°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
133.9 μg/m³
NO₂
5.7 μg/m³
O₃
42 μg/m³
SO₂
1.1 μg/m³
PM 2.5
18.4 μg/m³
PM 10
18.5 μg/m³
Today's Hourly Forecast
24-hour breakdown for Rio do Sul, Santa Catarina
12 AM
14°
Fog
1 AM
14°
Fog
2 AM
13°
Fog
3 AM
13°
Fog
4 AM
13°
Cloudy
5 AM
13°
Fog
6 AM
13°
Fog
7 AM
12°
Cloudy
8 AM
15°
Cloudy
9 AM
17°
Partly Cloudy
10 AM
20°
Sunny
11 AM
22°
Sunny
12 PM
24°
Sunny
1 PM
25°
Sunny
2 PM
26°
Sunny
3 PM
26°
Sunny
4 PM
25°
Sunny
5 PM
22°
Sunny
6 PM
20°
Clear
7 PM
19°
Clear
8 PM
18°
Clear
9 PM
18°
Partly Cloudy
10 PM
17°
Partly Cloudy
11 PM
16°
Partly Cloudy
3-Day Forecast
Daily overview for Rio do Sul, Santa Catarina
Today
Partly Cloudy
26°
/
12°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 3.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 7.2
🌅 Sunrise: 06:38 AM
🌇 Sunset: 05:56 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Wed, Apr 22
Partly Cloudy
27°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 79%
💨 Max wind: 3.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 7.9
🌅 Sunrise: 06:39 AM
🌇 Sunset: 05:55 PM
🌙 Waxing Crescent
🌑 Moon: 27% lit
Thu, Apr 23
Partly Cloudy
27°
/
14°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 8.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 7.7
🌅 Sunrise: 06:39 AM
🌇 Sunset: 05:54 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit Rio do Sul
Plan your trip to Rio do Sul, Brazil around the most favorable weather conditions.
Peak Season
December – March
Southern hemisphere summer — warm and generally dry.
Shoulder Season
April – May, November
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Cooler winter months; indoor activities preferred.
Frequently Asked Questions
What is the current weather in Rio do Sul?
Current conditions in Rio do Sul: Fog, temperature 13°C, humidity 99%.
What is the best time to visit Rio do Sul?
The best time to visit Rio do Sul is typically December – March. Southern hemisphere summer — warm and generally dry.
What is the climate like in Rio do Sul?
Rio do Sul is located at approximately -27.2° latitude. It experiences a temperate southern hemisphere climate.
Does it rain a lot in Rio do Sul?
The wettest period in Rio do Sul is typically during June – September. Cooler winter months; indoor activities preferred.
What should I pack for a trip to Rio do Sul?
For visits to Rio do Sul during December – March: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is Rio do Sul in?
Rio do Sul is located in Brazil, in the state of Santa Catarina.
What are the public holidays in Rio do Sul in 2026?
View the 2026 public holidays for Rio do Sul on our Holidays page.
What are the GPS coordinates used for the weather forecast in Rio do Sul?
The weather forecast for Rio do Sul uses coordinates -27.2163, -49.6437.
What is the current temperature outside in Rio do Sul?
The current outdoor temperature in Rio do Sul is 13°C (55°F) with fog.
What is the hourly weather forecast for Rio do Sul today?
Today's hour-by-hour weather breakdown for Rio 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 Rio do Sul tomorrow hour by hour?
Tomorrow's forecast for Rio do Sul shows a high of 27°C and a low of 15°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Rio do Sul?
Rain is not expected in Rio do Sul today. Current forecast shows no significant rain probability.
Is it going to rain today in Rio do Sul?
No, rain is not forecast for Rio do Sul today. Current conditions show clear to partly cloudy skies.