Weather forecast for tomorrowSierra Vista, AZ

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 77°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphSSE 153°
  • Humidity: 45%
  • UV index: 7
  • Sunrise: 6:26 am MST
  • Sunset: 5:45 pm MST
  • ▼
Tomorrow, moments of sunshine will break through the patchy clouds.
The maximum temperature will be a temperate 77°F, while the minimum forecasted temperature is a moderate 57.2°F.
Tomorrow's top temperature will adhere to the average October high temperature of 75.6°F.
Sunrise will be at 6:26 am and sunset at 5:45 pm; tomorrow's daylight will last for 11h and 19min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 75°C.
Coldest hour: 6 am 54°C.

Chance of precipitation

Highest chance: 12 am 23%.

Hourly weather forecast

  • 12 am
  • 57°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 6mphSSE 146°
  • Humidity: 43%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 55°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSE 138°
  • Humidity: 49%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 54°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphSE 135°
  • Humidity: 54%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 54°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 3mphSE 138°
  • Humidity: 60%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:26 am
  • 8 am
  • 57°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphSE 136°
  • Humidity: 51%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphESE 104°
  • Humidity: 44%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 12 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphESE 120°
  • Humidity: 41%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 2 pm
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphSSE 162°
  • Humidity: 38%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 4 pm
  • 75°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphS 189°
  • Humidity: 41%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:45 pm
  • 6 pm
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphSW 215°
  • Humidity: 49%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 211°
  • Humidity: 60%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 5mphSSW 197°
  • Humidity: 62%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, primarily cloudy and occasionally sunny weather is predicted.
The temperature will vary between a minimum of 53.6°F and a maximum of 75.2°F. The warmest part of the day will be from 2 pm to 4 pm.
Tomorrow, the forecasted high aligns similar to the average peak in October. The lowest temperature tomorrow will be also close to October's average minimum.
Updated: Oct 17, 2026 @ 14:48:38 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, scattered clouds may briefly filter the sunlight, but it will remain bright overall.

Tomorrow, the maximum temperature will be 77°F, while the minimum temperature will be 57.2°F.
The maximum temperature will be in line with the average highest temperature of 75.6°F in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.

On Sunday, in Sierra Vista, sunrise will be at 6:26 am and sunset at 5:45 pm (MST).

In Sierra Vista, tomorrow, there will be 11h and 19min of daylight.