Weather forecast for 10 daysFormosa, Brazil

Weather forecast for the weekend

Sunday 25. Oct 2026

  • 34°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 20km/hWNW 294°
  • Humidity: 44%
  • UV index: 9
  • Sunrise: 05:35 -03
  • Sunset: 18:10 -03
  • ▼
Today, expect a partly sunny afternoon with variable cloud cover.
The maximum temperature will be a hot 34°C, while the minimum predicted temperature is a delightful 21°C.
The maximum heat index, which combines air temperature and relative humidity, is estimated at a steamy 37°C. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, the temperature forecast of 34°C will better match September's climate average than that of October.
Sunrise will be at 05:35 and sunset at 18:10; the daylight will last for 12h and 35min.

10-day overview

Daily temperatures

Warmest day: today 34°C.
Coldest day: Wednesday 25°C.

Chance of precipitation

Highest chance: Tuesday 79%.

Long-term weather forecast

  • Sunday
  • 25. Oct 2026
  • 34°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 20km/hWNW 294°
  • Humidity: 44%
  • UV index: 9
  • Sunrise: 05:35 -03
  • Sunset: 18:10 -03
  • ▼
  • Monday
  • 26. Oct 2026
  • 30°C
  • 20°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 64%
  • Precipitation: 0mm
  • Wind: 12km/hW 260°
  • Humidity: 62%
  • UV index: 11
  • Sunrise: 05:35 -03
  • Sunset: 18:11 -03
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 29°C
  • 19°C
Thunderstorms
Thunderstorms
  • Precip. probability: 79%
  • Precipitation: 7mm
  • Wind: 11km/hESE 116°
  • Humidity: 67%
  • UV index: 10
  • Sunrise: 05:34 -03
  • Sunset: 18:11 -03
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 25°C
  • 19°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 22mm
  • Wind: 14km/hE 85°
  • Humidity: 81%
  • UV index: 7
  • Sunrise: 05:34 -03
  • Sunset: 18:11 -03
  • ▼
  • Thursday
  • 29. Oct 2026
  • 28°C
  • 19°C
Thunderstorms
Thunderstorms
  • Precip. probability: 62%
  • Precipitation: 9mm
  • Wind: 15km/hNE 43°
  • Humidity: 72%
  • UV index: 10
  • Sunrise: 05:33 -03
  • Sunset: 18:12 -03
  • ▼
  • Friday
  • 30. Oct 2026
  • 26°C
  • 19°C
Thunderstorms
Thunderstorms
  • Precip. probability: 74%
  • Precipitation: 7mm
  • Wind: 10km/hN 4°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:33 -03
  • Sunset: 18:12 -03
  • ▼
  • Saturday
  • 31. Oct 2026
  • 28°C
  • 20°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 68%
  • Precipitation: 6mm
  • Wind: 10km/hNNW 334°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 05:33 -03
  • Sunset: 18:12 -03
  • ▼
  • Sunday
  • 1. Nov 2026
  • 28°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 61%
  • Precipitation: 6mm
  • Wind: 9km/hESE 111°
  • Humidity: 68%
  • UV index: 11
  • Sunrise: 05:32 -03
  • Sunset: 18:13 -03
  • ▼
  • Monday
  • 2. Nov 2026
  • 28°C
  • 19°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 58%
  • Precipitation: 9mm
  • Wind: 12km/hENE 78°
  • Humidity: 71%
  • UV index: 11
  • Sunrise: 05:32 -03
  • Sunset: 18:13 -03
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 28°C
  • 20°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 6mm
  • Wind: 11km/hNE 41°
  • Humidity: 69%
  • UV index: 11
  • Sunrise: 05:31 -03
  • Sunset: 18:13 -03
  • ▼
It is expected that primarily storm-filled and occasionally overcast weather is predicted.
Rain is forecasted nearly every day for the next ten days.
Temperature variation will be noticeable across the forecast period. Highs will range from 25°C to 34°C, while changes in the overnight low will be barely noticeable, as the overnight low will fall between 19°C and 21°C.
With a high of 34°C, today is the hottest day; the lowest daytime temperature of the period will be reached on Wednesday, peaking at 25°C.
Updated: Oct 25, 2026 @ 05:13:23 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Formosa, changing cloud patterns will allow for periods of sunshine.

Today, the maximum temperature in Formosa will be 34°C, while the minimum temperature will be 21°C. The maximum heat index, which adjusts the air temperature based on humidity, is appraised at 37°C.
Today, the maximum temperature will be a few degrees higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 19.5°C.

On Sunday, in Formosa, sunrise will be at 05:35 and sunset at 18:10 (-03).

In Formosa, the length of the day today will be 12h and 35min.