Weather forecast for tomorrowRochester, IL

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphS 177°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
On Sunday, in Rochester, sunshine and minimal clouds are also in the outlook.
Temperature readings are anticipated to span from a high of a breezy 66.2°F to a low of an icy 37.4°F.
Tomorrow's peak temperature is forecasted to align with October's common high of 64.2°F.
Sunrise will be at 7:11 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 3min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 64°C.
Coldest hour: 6 am 37°C.

Chance of precipitation

Highest chance: 3 am - 6 am 4%.

Hourly weather forecast

  • 12 am
  • 41°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphSSE 162°
  • Humidity: 79%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 39°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSE 156°
  • Humidity: 81%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 37°F
  • Feels like:
    34°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphSSE 167°
  • Humidity: 83%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    34°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphSSE 166°
  • Humidity: 83%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:11 am
  • 8 am
  • 39°F
  • Feels like:
    37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSE 168°
  • Humidity: 79%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 54°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 183°
  • Humidity: 52%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphS 184°
  • Humidity: 40%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 185°
  • Humidity: 35%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 177°
  • Humidity: 33%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 165°
  • Humidity: 41%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:14 pm
  • 8 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSE 156°
  • Humidity: 63%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSE 158°
  • Humidity: 73%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, on Sunday, bright skies and dry conditions are anticipated.
The temperature will vary between the lowest temperature of 37.4°F and the highest temperature of 64.4°F. The warmest part of the day will be at 3 pm and 4 pm.
Tomorrow, the temperature is forecasted to be alike with the usual maximum for October. The minimum temperature will be more consistent with November's average low of 36.3°F than October's typical 48.2°F.
Updated: Oct 17, 2026 @ 21:57:56 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, sunny skies and pleasant visibility are expected.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 37.4°F.
The highest temperature tomorrow will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be uncommonly lower than the average low of 48.2°F.

On Sunday, in Rochester, sunrise will be at 7:11 am and sunset at 6:14 pm (CDT).

Tomorrow, the daylight will last for 11h and 3min.