Weather forecast for 10 daysViamão, Brazil

Weather forecast for the weekend

Sunday 15. Nov 2026

  • 28°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 76%
  • Precipitation: 9mm
  • Wind: 20km/hESE 118°
  • Humidity: 78%
  • UV index: 10
  • Sunrise: 05:19 -03
  • Sunset: 18:57 -03
  • ▼
On Sunday, 15th of November, moderate to strong thunderstorms are in the outlook.
The chance of rainfall for tomorrow is high. However, precipitation will be light. Temperature span will be from a high of a temperate 28°C to a low of an agreeable 20°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is appraised at a humid 32°C. Note that heat index values are valued for light wind and location in the shade.
The highest temperature is expected to follow the average for November, around 26.7°C.
Sunrise will be at 05:19 and sunset at 18:57; tomorrow's daylight will last for 13h and 38min.

10-day overview

Daily temperatures

Warmest day: Tuesday 32°C.
Coldest period: Sunday - Monday 25°C.

Chance of precipitation

Highest chance: today 88%.

Long-term weather forecast

  • Saturday
  • 14. Nov 2026
  • min.
  • 20°C
Thunderstorms Late
Thunderstorms Late
  • Precip. probability: 88%
  • Precipitation: 8mm
  • Wind: 9km/hE 99°
  • Humidity: 91%
  • UV index: 0
  • Sunrise: 05:20 -03
  • Sunset: 18:57 -03
  • ▼
  • Sunday
  • 15. Nov 2026
  • 28°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 76%
  • Precipitation: 9mm
  • Wind: 20km/hESE 118°
  • Humidity: 78%
  • UV index: 10
  • Sunrise: 05:19 -03
  • Sunset: 18:57 -03
  • ▼
  • Monday
  • 16. Nov 2026
  • 29°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 30km/hE 84°
  • Humidity: 69%
  • UV index: 9
  • Sunrise: 05:19 -03
  • Sunset: 18:58 -03
  • ▼
  • Tuesday
  • 17. Nov 2026
  • 32°C
  • 21°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 63%
  • Precipitation: 11mm
  • Wind: 17km/hENE 68°
  • Humidity: 64%
  • UV index: 7
  • Sunrise: 05:18 -03
  • Sunset: 18:59 -03
  • ▼
  • Wednesday
  • 18. Nov 2026
  • 31°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 71%
  • Precipitation: 15mm
  • Wind: 12km/hW 279°
  • Humidity: 70%
  • UV index: 11
  • Sunrise: 05:18 -03
  • Sunset: 19:00 -03
  • ▼
  • Thursday
  • 19. Nov 2026
  • 29°C
  • 21°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 7mm
  • Wind: 17km/hSSE 158°
  • Humidity: 74%
  • UV index: 9
  • Sunrise: 05:17 -03
  • Sunset: 19:01 -03
  • ▼
  • Friday
  • 20. Nov 2026
  • 27°C
  • 19°C
Thunderstorms
Thunderstorms
  • Precip. probability: 72%
  • Precipitation: 9mm
  • Wind: 18km/hNW 315°
  • Humidity: 78%
  • UV index: 7
  • Sunrise: 05:17 -03
  • Sunset: 19:02 -03
  • ▼
  • Saturday
  • 21. Nov 2026
  • 27°C
  • 18°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 19%
  • Precipitation: 2mm
  • Wind: 16km/hSSW 201°
  • Humidity: 64%
  • UV index: 11
  • Sunrise: 05:16 -03
  • Sunset: 19:02 -03
  • ▼
  • Sunday
  • 22. Nov 2026
  • 25°C
  • 18°C
Rain
Rain
  • Precip. probability: 60%
  • Precipitation: 18mm
  • Wind: 21km/hESE 109°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 05:16 -03
  • Sunset: 19:03 -03
  • ▼
  • Monday
  • 23. Nov 2026
  • 25°C
  • 18°C
Showers
Showers
  • Precip. probability: 60%
  • Precipitation: 7mm
  • Wind: 20km/hSSE 153°
  • Humidity: 73%
  • UV index: 9
  • Sunrise: 05:16 -03
  • Sunset: 19:04 -03
  • ▼
Over the next ten days, a mix of thunderstorm-prone, cloudy and rain-filled weather is forecasted.
Rainfall is anticipated on Saturday, Sunday, Tuesday through next Monday.
Expect a substantial fluctuation in daytime highs throughout the forecast window. The temperature is expected to swing from 25°C up to 32°C, while the lowest nighttime temperatures will be relatively consistent, as the lowest temperatures will remain in the range of 18°C to 21°C.
Tuesday is expected to be the hottest, reaching up to 32°C; with a maximum temperature of 25°C, next Sunday and Monday will be the coldest days in Viamão.
Including the humidity's impact, the maximum feel-like temperature may increase greatly and vary between 25°C and a very hot 38°C.
Updated: Nov 15, 2026 @ 00:41:55 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, scattered thunderstorms are expected to form.

Light precipitation of 9mm is predicted. The likelihood of rainfall is 76%.

Tomorrow, the highest temperature will be 28°C, while the lowest temperature will be 20°C. The maximum heat index, which modifies the air temperature to account for humidity, is evaluated at 32°C.
The highest temperature tomorrow will be in line with the average maximum temperature in November. The lowest temperature tomorrow will be a few degrees higher than the average low temperature.

On Sunday, in Viamão, sunrise will be at 05:19 and sunset at 18:57 (-03).

Tomorrow, the daylight will last for 13h and 38min.