Live Weather & Forecast
Weather in São Nicolau
Rio Grande do Sul, Brazil · Real-time conditions & 3-day outlook
23°C
Feels like 25°C
73°F / Feels 77°F
Mist
São Nicolau, Rio Grande do Sul
🌙 Nighttime
Updated: 2026-04-21 22:30
Humidity
96%
Wind
4.3 km/h ESE
Wind Gust
9.1 km/h
Pressure
1012 mb
Visibility
2 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
22%
Dew Point
21.9°C
Wind Degree
113°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
193.9 μg/m³
NO₂
8.7 μg/m³
O₃
17 μg/m³
SO₂
1.1 μg/m³
PM 2.5
7.3 μg/m³
PM 10
7.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for São Nicolau, Rio Grande do Sul
12 AM
21°
Fog
1 AM
21°
Fog
2 AM
21°
Fog
3 AM
21°
Fog
4 AM
21°
Partly Cloudy
5 AM
21°
Fog
6 AM
21°
Fog
7 AM
22°
Mist
8 AM
23°
Partly Cloudy
9 AM
24°
Partly Cloudy
10 AM
26°
Sunny
11 AM
25°
Patchy rain nearby
12 PM
27°
Partly Cloudy
1 PM
29°
Sunny
2 PM
29°
Sunny
3 PM
29°
Sunny
4 PM
28°
Patchy rain nearby
5 PM
25°
Patchy rain nearby
6 PM
24°
Patchy rain nearby
7 PM
23°
Patchy rain nearby
8 PM
23°
Mist
9 PM
23°
Mist
10 PM
23°
Mist
11 PM
22°
Mist
3-Day Forecast
Daily overview for São Nicolau, Rio Grande do Sul
Today
Patchy rain nearby
29°
/
21°
🌧️ 88% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 6.1 km/h
🌧️ Total precip: 2.43 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°
🌧️ 89% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 7.6 km/h
🌧️ Total precip: 3.29 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°
/
21°
🌧️ 88% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 6.8 km/h
🌧️ Total precip: 2.25 mm
☀️ UV Index: 11.9
🌅 Sunrise: 05:48 AM
🌇 Sunset: 05:37 PM
🌙 Waxing Crescent
🌑 Moon: 38% lit
Best Time to Visit São Nicolau
Plan your trip to São Nicolau, 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 São Nicolau?
Current conditions in São Nicolau: Mist, temperature 23°C, humidity 96%.
What is the best time to visit São Nicolau?
The best time to visit São Nicolau is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in São Nicolau?
São Nicolau is located at approximately -10° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in São Nicolau?
The wettest period in São Nicolau is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to São Nicolau?
For visits to São Nicolau during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What country is São Nicolau in?
São Nicolau is located in Brazil, in the state of Rio Grande do Sul.
What are the public holidays in São Nicolau in 2026?
View the 2026 public holidays for São Nicolau on our Holidays page.
What are the GPS coordinates used for the weather forecast in São Nicolau?
The weather forecast for São Nicolau uses coordinates -10, -55.
What is the current temperature outside in São Nicolau?
The current outdoor temperature in São Nicolau is 23°C (73°F) with mist.
What is the hourly weather forecast for São Nicolau today?
Today's hour-by-hour weather breakdown for São Nicolau 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 São Nicolau tomorrow hour by hour?
Tomorrow's forecast for São Nicolau 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 São Nicolau?
There is a 88% chance of rain in São Nicolau 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 São Nicolau?
Yes, there is a 88% chance of rain in São Nicolau today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.