Weather forecast for tomorrowRockdale, IL

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 70°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 3mphS 171°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
Tomorrow, on Monday, October 19, open skies and radiant sunshine are expected.
Substantial temperature variations are forecasted, soaring to a maximum of an agreeable 69.8°F and descending to a minimum of a cold 39.2°F.
A high of 69.8°F is expected, which resembles September's climate average of 74.7°F more than October's 61.3°F.
Sunrise will be at 7:09 am and sunset at 6:05 pm; tomorrow's daylight will last for 10h and 56min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 68°C.
Coldest hour: 6 am 39°C.

Chance of precipitation

Highest chance: 6 am 6%.

Hourly weather forecast

  • 12 am
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphS 184°
  • Humidity: 72%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphSSW 193°
  • Humidity: 80%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphS 188°
  • Humidity: 87%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphS 177°
  • Humidity: 94%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:09 am
  • 8 am
  • 43°F
  • Feels like:
    43°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphSSE 165°
  • Humidity: 87%
  • Pressure: 30.42"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
  • 10 am
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphS 191°
  • Humidity: 58%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphSSW 192°
  • Humidity: 44%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphS 185°
  • Humidity: 38%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphS 176°
  • Humidity: 35%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphE 85°
  • Humidity: 48%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:05 pm
  • 8 pm
  • 54°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 79°
  • Humidity: 65%
  • Pressure: 30.33"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    50°F
Mostly Clear
Mostly Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphE 88°
  • Humidity: 78%
  • Pressure: 30.33"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Tomorrow, on Monday, primarily bright and occasionally gloomy weather is anticipated.
The temperature will vary between a minimum of 39.2°F and a maximum of 68°F. The warmest part of the day will be from 2 pm to 4 pm.
The day’s peak temperature will reflect September's norm of 74.7°F more than October's 61.3°F. The lowest temperature is more similar to November's average minimum of 33.4°F than the usual minimum of 45.5°F in October.
Updated: Oct 18, 2026 @ 06:18:35 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, sunny intervals will be long-lasting, with few disruptions.

Tomorrow, the highest temperature will be 69.8°F, while the lowest temperature will be 39.2°F.
The highest temperature will be moderately higher than the average maximum of 61.3°F in October. The lowest temperature will be also a few degrees lower than the average low of 45.5°F.

On Monday, in Rockdale, sunrise will be at 7:09 am and sunset at 6:05 pm (CDT).

In Rockdale, Illinois, tomorrow, there will be 10h and 56min of daylight.