Weather forecast for 10 daysFormosa, Brazil
Weather forecast for the weekend
Sunday 25. Oct 2026
- 33°C
- 21°C
Mostly Cloudy
- Precip. probability: 19%
- Precipitation: 0mm
- Wind: 20km/hWNW 295°
- Humidity: 41%
- UV index: 9
- Sunrise: 05:35 -03
- Sunset: 18:10 -03
- details ▼
Today, on Sunday, 25th of October, the sky will remain mostly closed off by clouds.
Temperature is predicted to swing from a high of a tropical 33°C to a low of an agreeable 21°C.
The maximum heat index, which combines air temperature and relative humidity, is computed to be a humid 34°C. Note that heat index values are valued for light wind and location in the shade.
A forecast high of 33°C brings conditions more familiar to September's average than October's.
Sunrise was at 05:35 and sunset will be at 18:10; the daylight will last for 12h and 35min.
Temperature is predicted to swing from a high of a tropical 33°C to a low of an agreeable 21°C.
The maximum heat index, which combines air temperature and relative humidity, is computed to be a humid 34°C. Note that heat index values are valued for light wind and location in the shade.
A forecast high of 33°C brings conditions more familiar to September's average than October's.
Sunrise was at 05:35 and sunset will be at 18:10; the daylight will last for 12h and 35min.
10-day overview
Daily temperatures
Warmest day: today 33°C.
Coldest day: Wednesday 26°C.
Coldest day: Wednesday 26°C.
Chance of precipitation
Highest chance: Tuesday 85%.
Long-term weather forecast
- Sunday
- 25. Oct 2026
- 33°C
- 21°C
Mostly Cloudy
- Precip. probability: 19%
- Precipitation: 0mm
- Wind: 20km/hWNW 295°
- Humidity: 41%
- UV index: 9
- Sunrise: 05:35 -03
- Sunset: 18:10 -03
- details ▼
- Monday
- 26. Oct 2026
- 29°C
- 20°C
PM Thunderstorms
- Precip. probability: 62%
- Precipitation: 6mm
- Wind: 12km/hWSW 257°
- Humidity: 65%
- UV index: 11
- Sunrise: 05:35 -03
- Sunset: 18:11 -03
- details ▼
- Tuesday
- 27. Oct 2026
- 29°C
- 19°C
Thunderstorms
- Precip. probability: 85%
- Precipitation: 17mm
- Wind: 11km/hE 97°
- Humidity: 70%
- UV index: 10
- Sunrise: 05:34 -03
- Sunset: 18:11 -03
- details ▼
- Wednesday
- 28. Oct 2026
- 26°C
- 19°C
Thundershowers
- Precip. probability: 66%
- Precipitation: 8mm
- Wind: 15km/hE 88°
- Humidity: 81%
- UV index: 7
- Sunrise: 05:34 -03
- Sunset: 18:11 -03
- details ▼
- Thursday
- 29. Oct 2026
- 28°C
- 19°C
Scattered Thunderstorms
- Precip. probability: 59%
- Precipitation: 7mm
- Wind: 15km/hNE 41°
- Humidity: 71%
- UV index: 11
- Sunrise: 05:33 -03
- Sunset: 18:12 -03
- details ▼
- Friday
- 30. Oct 2026
- 27°C
- 19°C
Thunderstorms
- Precip. probability: 76%
- Precipitation: 7mm
- Wind: 11km/hNNW 344°
- Humidity: 75%
- UV index: 10
- Sunrise: 05:33 -03
- Sunset: 18:12 -03
- details ▼
- Saturday
- 31. Oct 2026
- 29°C
- 20°C
Thunderstorms
- Precip. probability: 73%
- Precipitation: 8mm
- Wind: 11km/hNW 324°
- Humidity: 69%
- UV index: 10
- Sunrise: 05:33 -03
- Sunset: 18:12 -03
- details ▼
- Sunday
- 1. Nov 2026
- 29°C
- 20°C
Thunderstorms
- Precip. probability: 64%
- Precipitation: 10mm
- Wind: 9km/hENE 72°
- Humidity: 68%
- UV index: 11
- Sunrise: 05:32 -03
- Sunset: 18:13 -03
- details ▼
- Monday
- 2. Nov 2026
- 29°C
- 19°C
Thunderstorms
- Precip. probability: 60%
- Precipitation: 8mm
- Wind: 12km/hENE 74°
- Humidity: 70%
- UV index: 11
- Sunrise: 05:32 -03
- Sunset: 18:13 -03
- details ▼
- Tuesday
- 3. Nov 2026
- 29°C
- 20°C
Scattered Thunderstorms
- Precip. probability: 49%
- Precipitation: 5mm
- Wind: 13km/hNE 44°
- Humidity: 66%
- UV index: 11
- Sunrise: 05:31 -03
- Sunset: 18:13 -03
- details ▼
Weather patterns suggest that primarily unstable and occasionally gloomy weather is expected.
Rain is predicted for Monday through next Tuesday.
Significant changes in temperature are expected in the upcoming period. The temperature is expected to swing from 26°C up to 33°C, while the lowest nighttime temperatures will be relatively consistent, as the overnight low will fall between 19°C and 21°C.
The hottest day is today, with a maximum temperature of 33°C; the coldest day will be Wednesday, with a maximum of 26°C.
Rain is predicted for Monday through next Tuesday.
Significant changes in temperature are expected in the upcoming period. The temperature is expected to swing from 26°C up to 33°C, while the lowest nighttime temperatures will be relatively consistent, as the overnight low will fall between 19°C and 21°C.
The hottest day is today, with a maximum temperature of 33°C; the coldest day will be Wednesday, with a maximum of 26°C.
Updated: Oct 25, 2026 @ 14:27:19 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Today, in Formosa, the sky will remain mostly closed off by clouds.
Today, the maximum temperature will be 33°C, while the minimum temperature will be 21°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is calculated to be 34°C.
Today, the maximum temperature will be relatively higher than the average highest temperature in October. The lowest temperature will be in line with the average low of 19.5°C.
Today, the maximum temperature will be relatively 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 was at 05:35 and sunset will be at 18:10 (-03).
In Formosa, today, there will be 12h and 35min of daylight.





