Weather forecast for tomorrowSantan, AZ

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 88°F
  • 66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphESE 115°
  • Humidity: 44%
  • UV index: 6
  • Sunrise: 6:34 am MST
  • Sunset: 5:49 pm MST
  • ▼
On Monday, in Santan, changing cloud patterns will allow for periods of sunshine.
Temperature fluctuations between a blazing 87.8°F and an enjoyable 66.2°F are forecasted.
The maximum heat index, which combines relative humidity and air temperature, is evaluated at a hot 89.6°F. Note that heat index values are valued for light wind and location in the shade.
The high temperature is forecasted to match October's standard maximum of 84.9°F.
Sunrise will be at 6:34 am and sunset at 5:49 pm; tomorrow's daylight will last for 11h and 14min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 86°C.
Coldest period: 3 am - 6 am 66°C.

Chance of precipitation

Highest chance: 6 am - 3 pm 15%.

Hourly weather forecast

  • 12 am
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphE 81°
  • Humidity: 61%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 66°F
  • Feels like:
    66°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphE 90°
  • Humidity: 64%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 66°F
  • Feels like:
    66°F
Mostly Clear
Mostly Clear
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 4mphE 97°
  • Humidity: 65%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 5mphE 98°
  • Humidity: 67%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:34 am
  • 8 am
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphESE 111°
  • Humidity: 61%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphESE 114°
  • Humidity: 48%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 12 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphESE 117°
  • Humidity: 40%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 2 pm
  • 84°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphSE 139°
  • Humidity: 36%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 5mphWNW 286°
  • Humidity: 34%
  • Pressure: 29.77"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:49 pm
  • 6 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphNNW 327°
  • Humidity: 40%
  • Pressure: 29.77"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 79°F
  • Feels like:
    81°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphENE 59°
  • Humidity: 48%
  • Pressure: 29.8"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 75°F
  • Feels like:
    75°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphE 90°
  • Humidity: 56%
  • Pressure: 29.83"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Monday, a combination of primarily cloud-filled and occasionally mostly clear and rainy weather is predicted.
The temperature will be between a minimum of 66.2°F and a maximum of 86°F. The hottest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be close to the average high of 84.9°F in October. The expected low will be also close to the average minimum in October, which is 66.4°F.
Updated: Oct 18, 2026 @ 07:53:41 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, in Santan, clouds and sunshine will alternate throughout the day.

Tomorrow, the maximum temperature will be 87.8°F, while the minimum temperature will be 66.2°F. The maximum heat index, which combines air temperature and relative humidity, is assessed at 89.6°F.
The highest temperature will be in line with the average maximum of 84.9°F in October. The lowest temperature will be also in line with the average low of 66.4°F.

On Monday, in Santan, sunrise will be at 6:34 am and sunset at 5:49 pm (MST).

Tomorrow, the daylight will last for 11h and 14min.