Live Weather & Forecast
Weather in Serra Alta
Santa Catarina, Brazil · Real-time conditions & 3-day outlook
23°C
Feels like 26°C
74°F / Feels 78°F
Light rain
Serra Alta, Santa Catarina
🌞 Daytime
Updated: 2026-04-21 07:45
Humidity
100%
Wind
3.6 km/h SE
Wind Gust
10.8 km/h
Pressure
1014 mb
Visibility
8 km
UV Index
0.5
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
21.1°C
Wind Degree
125°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
119.9 μg/m³
NO₂
1.2 μg/m³
O₃
40 μg/m³
SO₂
0.9 μg/m³
PM 2.5
4.9 μg/m³
PM 10
5 μg/m³
Today's Hourly Forecast
24-hour breakdown for Serra Alta, 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
23°
Light rain
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 Serra Alta, 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 Serra Alta
Plan your trip to Serra Alta, 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 Serra Alta?
Current conditions in Serra Alta: Light rain, temperature 23°C, humidity 100%.
What is the best time to visit Serra Alta?
The best time to visit Serra Alta is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Serra Alta?
Serra Alta is located at approximately -10° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Serra Alta?
The wettest period in Serra Alta is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Serra Alta?
For visits to Serra Alta during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is Serra Alta in?
Serra Alta is located in Brazil, in the state of Santa Catarina.
What are the public holidays in Serra Alta in 2026?
View the 2026 public holidays for Serra Alta on our Holidays page.
What are the GPS coordinates used for the weather forecast in Serra Alta?
The weather forecast for Serra Alta uses coordinates -10, -55.
What is the current temperature outside in Serra Alta?
The current outdoor temperature in Serra Alta is 23°C (73°F) with light rain.
What is the hourly weather forecast for Serra Alta today?
Today's hour-by-hour weather breakdown for Serra Alta 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 Serra Alta tomorrow hour by hour?
Tomorrow's forecast for Serra Alta 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 Serra Alta?
There is a 87% chance of rain in Serra Alta 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 Serra Alta?
Yes, there is a 87% chance of rain in Serra Alta today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.