Weather forecast for 10 daysGuaratinguetá, Brazil

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 28°C
  • 19°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 3mm
  • Wind: 11km/hSW 216°
  • Humidity: 72%
  • UV index: 11
  • Sunrise: 05:16 -03
  • Sunset: 18:12 -03
  • ▼
On Saturday, in Guaratinguetá, rainy weather and thunderstorms are expected in the afternoon.
Minimal precipitation is anticipated for today. The highest temperature will be a moderately hot 28°C, while the lowest forecasted temperature is an enjoyable 19°C.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is estimated at a hot 31°C. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Today, the expected peak temperature is expected to mirror October's average high of 26°C.
Sunrise was at 05:16 and sunset will be at 18:12; the daylight will last for 12h and 56min.

Sunday 1. Nov 2026

  • 29°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 93%
  • Precipitation: 13mm
  • Wind: 9km/hENE 78°
  • Humidity: 72%
  • UV index: 11
  • Sunrise: 05:15 -03
  • Sunset: 18:13 -03
  • ▼
On Sunday, 1st of November, thunderstorms are expected.
The likelihood of rain for tomorrow is high, and precipitation will be moderate. The temperature variation is forecasted to range from a maximum of a warm 29°C to a minimum of an agreeable 20°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is estimated at a blazing 33°C. Note that heat index values are valued for light wind and location in the shade.
Forecasts suggest the maximum temperature will be a couple of degrees higher than October's average of 26°C.
Sunrise will be at 05:15 and sunset at 18:13; tomorrow's daylight will last for 12h and 58min.

10-day overview

Daily temperatures

Warmest period: Tuesday - Wednesday 32°C.
Coldest day: Monday 09.11. 24°C.

Chance of precipitation

Highest chance: Monday 97%.

Long-term weather forecast

  • Saturday
  • 31. Oct 2026
  • 28°C
  • 19°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 3mm
  • Wind: 11km/hSW 216°
  • Humidity: 72%
  • UV index: 11
  • Sunrise: 05:16 -03
  • Sunset: 18:12 -03
  • ▼
  • Sunday
  • 1. Nov 2026
  • 29°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 93%
  • Precipitation: 13mm
  • Wind: 9km/hENE 78°
  • Humidity: 72%
  • UV index: 11
  • Sunrise: 05:15 -03
  • Sunset: 18:13 -03
  • ▼
  • Monday
  • 2. Nov 2026
  • 27°C
  • 19°C
Thunderstorms
Thunderstorms
  • Precip. probability: 97%
  • Precipitation: 19mm
  • Wind: 11km/hNW 305°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:14 -03
  • Sunset: 18:13 -03
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 32°C
  • 20°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 40%
  • Precipitation: 2mm
  • Wind: 10km/hSW 234°
  • Humidity: 61%
  • UV index: 11
  • Sunrise: 05:14 -03
  • Sunset: 18:14 -03
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 32°C
  • 21°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 46%
  • Precipitation: 3mm
  • Wind: 10km/hWNW 287°
  • Humidity: 63%
  • UV index: 11
  • Sunrise: 05:13 -03
  • Sunset: 18:14 -03
  • ▼
  • Thursday
  • 5. Nov 2026
  • 29°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 69%
  • Precipitation: 10mm
  • Wind: 9km/hSSW 200°
  • Humidity: 71%
  • UV index: 8
  • Sunrise: 05:13 -03
  • Sunset: 18:15 -03
  • ▼
  • Friday
  • 6. Nov 2026
  • 28°C
  • 19°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 55%
  • Precipitation: 6mm
  • Wind: 12km/hSW 216°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:12 -03
  • Sunset: 18:16 -03
  • ▼
  • Saturday
  • 7. Nov 2026
  • 26°C
  • 17°C
Showers
Showers
  • Precip. probability: 62%
  • Precipitation: 7mm
  • Wind: 10km/hS 188°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 05:12 -03
  • Sunset: 18:16 -03
  • ▼
  • Sunday
  • 8. Nov 2026
  • 25°C
  • 17°C
Rain
Rain
  • Precip. probability: 60%
  • Precipitation: 10mm
  • Wind: 11km/hSSE 158°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:11 -03
  • Sunset: 18:17 -03
  • ▼
  • Monday
  • 9. Nov 2026
  • 24°C
  • 17°C
Showers
Showers
  • Precip. probability: 60%
  • Precipitation: 7mm
  • Wind: 10km/hE 92°
  • Humidity: 77%
  • UV index: 9
  • Sunrise: 05:11 -03
  • Sunset: 18:18 -03
  • ▼
Throughout the next ten days, a combination of turbulent and rain-soaked weather is forecasted.
Rain is anticipated day-to-day, with daily precipitation varying from a minimal 2mm to a maximum of 19mm.
There will be a considerable variation in temperature in the next ten days. The maximum temperature will vary between 24°C and 32°C, while the low temperature range extends from 17°C to 21°C.
With a maximum temperature of 32°C, Tuesday and Wednesday will be the hottest days in Guaratinguetá; the lowest daytime temperature of the period will be reached on next Monday, peaking at 24°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and vary between 24°C and a sweltering 38°C.
Updated: Oct 31, 2026 @ 09:19:27 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, stormy weather with frequent thunder and rain bursts is expected.

There is a high probability of rainfall in Guaratinguetá, Brazil. Precipitation will be minimal.

Today, the highest temperature will be 28°C, while the lowest temperature will be 19°C. The maximum heat index, which modifies the air temperature to account for humidity, is evaluated at 31°C.
The maximum temperature today will be in line with the average highest temperature in October. Today, the lowest temperature will be moderately higher than the average low temperature.

On Saturday, in Guaratinguetá, sunrise was at 05:16 and sunset will be at 18:12 (-03).

Today in Guaratinguetá, the daylight will last for 12h and 56min.

Tomorrow, unstable weather may lead to more thunderstorms.

Moderate precipitation of 13mm is anticipated. The likelihood of rainfall is high at 93%.

Tomorrow, the maximum temperature in Guaratinguetá will be 29°C, while the minimum temperature will be 20°C. The maximum heat index, which indicates how humid air affects the felt temperature, is appraised at 33°C.
Tomorrow, the maximum temperature will be a few degrees higher than the average highest temperature in October. Tomorrow, the lowest temperature will be also moderately higher than the average low temperature.

On Sunday, in Guaratinguetá, sunrise will be at 05:15 and sunset at 18:13 (-03).

In Guaratinguetá, Brazil, the length of the day tomorrow will be 12h and 58min.