Weather forecast for tomorrowRillito, AZ

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 84°F
  • 66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphENE 71°
  • Humidity: 34%
  • UV index: 6
  • Sunrise: 6:29 am MST
  • Sunset: 5:47 pm MST
  • ▼
On Sunday, in Rillito, high-altitude clouds may scatter across the sky, but the sun will still shine.
Temperatures will oscillate between a temperate 84.2°F at their highest and a comfortable 66.2°F at their lowest.
Tomorrow, the predicted maximum temperature should be consistent with October's typical high of 83.1°F.
Sunrise will be at 6:29 am and sunset at 5:47 pm; tomorrow's daylight will last for 11h and 18min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 82°C.
Coldest period: 12 am - 6 am 66°C.

Chance of precipitation

Highest chance: 6 am 15%.

Hourly weather forecast

  • 12 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphE 99°
  • Humidity: 32%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphE 90°
  • Humidity: 32%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 19%
  • Precipitation: 0"
  • Wind: 6mphE 91°
  • Humidity: 35%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphE 96°
  • Humidity: 40%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:29 am
  • 8 am
  • 68°F
  • Feels like:
    68°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphESE 102°
  • Humidity: 37%
  • Pressure: 30"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 10 am
  • 75°F
  • Feels like:
    75°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphESE 107°
  • Humidity: 30%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 12 pm
  • 79°F
  • Feels like:
    79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphESE 117°
  • Humidity: 31%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphNE 39°
  • Humidity: 32%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 82°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphWNW 299°
  • Humidity: 32%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:47 pm
  • 6 pm
  • 79°F
  • Feels like:
    79°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphWNW 298°
  • Humidity: 40%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 75°F
  • Feels like:
    75°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphWNW 294°
  • Humidity: 48%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 72°F
  • Feels like:
    72°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphE 95°
  • Humidity: 52%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily cloudy and occasionally clear weather is anticipated.
The temperature will vary between the lowest temperature of 66.2°F and the highest temperature of 82.4°F. The warmest part of the day will be from 2 pm to 4 pm.
The temperature tomorrow will be consistent with the average high in October. The temperature low is forecasted to be also resembling the usual October value of 63°F.
Updated: Oct 17, 2026 @ 23:18:00 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Rillito, sunlight and clouds will take turns dominating the sky.

Tomorrow, the maximum temperature will be 84.2°F, while the minimum temperature will be 66.2°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature tomorrow will be also in line with the average low temperature.

On Sunday, in Rillito, sunrise will be at 6:29 am and sunset at 5:47 pm (MST).

Tomorrow, the daylight will last for 11h and 18min.