Weather forecast for 10 daysPetacalco, Mexico

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 13km/hS 186°
  • Humidity: 78%
  • UV index: 9
  • Sunrise: 6:47 am CST
  • Sunset: 6:16 pm CST
  • ▼
On Saturday, in Petacalco, sunlight and clouds will take turns dominating the sky.
Temperature fluctuations between a hot 31°C and a warm 25°C are predicted.
The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be a scorching 40°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The maximum temperature will align with October's usual high of 30.7°C.
Sunrise will be at 6:47 am and sunset at 6:16 pm; tomorrow's daylight will last for 11h and 29min.

Sunday 1. Nov 2026

  • 32°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 13km/hSW 233°
  • Humidity: 75%
  • UV index: 10
  • Sunrise: 6:47 am CST
  • Sunset: 6:16 pm CST
  • ▼
On Sunday, in Petacalco, sun and clouds will share the sky, creating a partly cloudy day.
Temperatures are predicted to peak at a tropical 32°C and drop to a minimum of a moderately hot 25°C.
Forecasts show that on Sunday the temperature will align with October's standard maximum of 30.7°C.
Sunrise will be at 6:47 am and sunset at 6:16 pm; the daylight will last for 11h and 29min.

10-day overview

Daily temperatures

Maximum temperature: 32°C.
Minimum temperature: 31°C.

Chance of precipitation

Highest chance: Wednesday 24%.

Long-term weather forecast

  • Friday
  • 30. Oct 2026
  • min.
  • 24°C
Mostly Clear
Mostly Clear
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 8km/hNNE 18°
  • Humidity: 88%
  • UV index: 0
  • Sunrise: 6:46 am CST
  • Sunset: 6:17 pm CST
  • ▼
  • Saturday
  • 31. Oct 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 13km/hS 186°
  • Humidity: 78%
  • UV index: 9
  • Sunrise: 6:47 am CST
  • Sunset: 6:16 pm CST
  • ▼
  • Sunday
  • 1. Nov 2026
  • 32°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 13km/hSW 233°
  • Humidity: 75%
  • UV index: 10
  • Sunrise: 6:47 am CST
  • Sunset: 6:16 pm CST
  • ▼
  • Monday
  • 2. Nov 2026
  • 32°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 14km/hW 261°
  • Humidity: 76%
  • UV index: 10
  • Sunrise: 6:48 am CST
  • Sunset: 6:15 pm CST
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 3mm
  • Wind: 12km/hSSW 213°
  • Humidity: 79%
  • UV index: 9
  • Sunrise: 6:48 am CST
  • Sunset: 6:15 pm CST
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 1mm
  • Wind: 12km/hSSW 196°
  • Humidity: 79%
  • UV index: 9
  • Sunrise: 6:48 am CST
  • Sunset: 6:15 pm CST
  • ▼
  • Thursday
  • 5. Nov 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 12km/hSW 235°
  • Humidity: 78%
  • UV index: 9
  • Sunrise: 6:49 am CST
  • Sunset: 6:14 pm CST
  • ▼
  • Friday
  • 6. Nov 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 1mm
  • Wind: 13km/hWSW 242°
  • Humidity: 78%
  • UV index: 9
  • Sunrise: 6:49 am CST
  • Sunset: 6:14 pm CST
  • ▼
  • Saturday
  • 7. Nov 2026
  • 32°C
  • 24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 11km/hSSW 202°
  • Humidity: 78%
  • UV index: 9
  • Sunrise: 6:50 am CST
  • Sunset: 6:13 pm CST
  • ▼
  • Sunday
  • 8. Nov 2026
  • 32°C
  • 24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 1mm
  • Wind: 11km/hWSW 243°
  • Humidity: 74%
  • UV index: 9
  • Sunrise: 6:50 am CST
  • Sunset: 6:13 pm CST
  • ▼
Primarily overcast and occasionally sunny weather is anticipated.
Rainfall is predicted for Tuesday, Wednesday, next Friday and Sunday.
The temperature shift across days will be subtle throughout the coming week. The maximum temperature will vary between 31°C and 32°C, while changes in the overnight low will be also barely noticeable, as the minimum temperature will fluctuate between 24°C and 25°C.
The hottest days will be Sunday, Monday, next Saturday and Sunday, with a maximum of 32°C; all other days, the maximum temperature will be the same 31°C.
Including the humidity's impact, the maximum feel-like temperature may increase significantly and range between an extremely hot 40°C and a blistering 44°C.
Updated: Oct 31, 2026 @ 01:08:05 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, in Petacalco, sun and clouds will share the sky, creating a partly cloudy day.

Tomorrow, the highest temperature will be 31°C, while the lowest temperature will be 25°C. The maximum heat index, which integrates air moisture with ambient temperature, is estimated at 40°C.
The maximum temperature will be in line with the average highest temperature of 30.7°C in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.

On Saturday, in Petacalco, sunrise will be at 6:47 am and sunset at 6:16 pm (CST).

In Petacalco, tomorrow, there will be 11h and 29min of daylight.

On Sunday, moderate cloud cover will mix with sunshine throughout the day.

On Sunday, the maximum temperature will be 32°C, while the minimum temperature will be 25°C.