Live Weather & Forecast
Weather in Viana
Maranhão, Brazil · Real-time conditions & 3-day outlook
30°C
Feels like 34°C
86°F / Feels 94°F
Light drizzle
Viana, Maranhão
🌞 Daytime
Updated: 2026-04-19 10:30
Humidity
69%
Wind
6.5 km/h ENE
Wind Gust
7.5 km/h
Pressure
1010 mb
Visibility
2 km
UV Index
8.9
(Very High)
Precipitation
0.47 mm
Cloud Cover
75%
Dew Point
23.5°C
Wind Degree
57°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
104.9 μg/m³
NO₂
2.3 μg/m³
O₃
43 μg/m³
SO₂
1.3 μg/m³
PM 2.5
3 μg/m³
PM 10
3.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Viana, Maranhão
12 AM
24°
Fog
1 AM
24°
Fog
2 AM
23°
Fog
3 AM
23°
Fog
4 AM
23°
Fog
5 AM
23°
Fog
6 AM
23°
Fog
7 AM
24°
Mist
8 AM
26°
Partly Cloudy
9 AM
28°
Patchy light drizzle
10 AM
30°
Light drizzle
11 AM
30°
Light rain shower
12 PM
31°
Patchy rain nearby
1 PM
31°
Light rain shower
2 PM
30°
Light rain shower
3 PM
29°
Patchy rain nearby
4 PM
29°
Patchy rain nearby
5 PM
27°
Patchy rain nearby
6 PM
25°
Patchy rain nearby
7 PM
24°
Patchy rain nearby
8 PM
24°
Mist
9 PM
24°
Mist
10 PM
24°
Patchy rain nearby
11 PM
24°
Patchy rain nearby
3-Day Forecast
Daily overview for Viana, Maranhão
Today
Moderate rain
31°
/
23°
🌧️ 95% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 7.9 km/h
🌧️ Total precip: 8.8 mm
☀️ UV Index: 12.9
🌅 Sunrise: 05:58 AM
🌇 Sunset: 05:59 PM
🌙 Waxing Crescent
🌑 Moon: 3% lit
Mon, Apr 20
Moderate rain
29°
/
23°
🌧️ 87% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 5 km/h
🌧️ Total precip: 18.61 mm
☀️ UV Index: 12
🌅 Sunrise: 05:58 AM
🌇 Sunset: 05:59 PM
🌙 Waxing Crescent
🌑 Moon: 9% lit
Tue, Apr 21
Moderate rain
26°
/
23°
🌧️ 86% chance of rain
💧 Avg. humidity: 96%
💨 Max wind: 6.1 km/h
🌧️ Total precip: 12.2 mm
☀️ UV Index: 7.1
🌅 Sunrise: 05:58 AM
🌇 Sunset: 05:59 PM
🌙 Waxing Crescent
🌑 Moon: 17% lit
Best Time to Visit Viana
Plan your trip to Viana, 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 Viana?
Current conditions in Viana: Light drizzle, temperature 30°C, humidity 69%.
What is the best time to visit Viana?
The best time to visit Viana is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Viana?
Viana is located at approximately -3.2° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Viana?
The wettest period in Viana is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Viana?
For visits to Viana during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What are the public holidays in Viana in 2026?
View the 2026 public holidays for Viana on our Holidays page.
What are the GPS coordinates used for the weather forecast in Viana?
The weather forecast for Viana uses coordinates -3.2099, -45.0002.