Weather forecast for todayFrederick, IL

Weather forecast for today

Current condition 2:14 am CDT

  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 2mphSSE 150°
  • Humidity: 85%
  • Dewpoint: 34°F
  • Pressure: 30.46"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Frederick, currently, a cloudless and clear sky stretches as far as the eye can see.
The temperature is an icy 39.2°F. The current temperature is near the lowest predicted 37.4°F for today.

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 10mphS 182°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
On Sunday, October 18, expect bright skies and plenty of sunshine.
Temperature readings will span from a daytime high of a breezy 66.2°F to a night low of an icy 37.4°F.
October's typical peak of 63.9°F is anticipated to be mirrored in the day’s high.
Sunrise will be at 7:15 am and sunset at 6:17 pm; the daylight will last for 11h and 2min.

Hourly overview

Hourly temperatures

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

Chance of precipitation

Highest chance: 12 am 4%.

Hourly weather forecast

  • 4 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphS 182°
  • Humidity: 88%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphS 178°
  • Humidity: 89%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:15 am
  • 8 am
  • 39°F
  • Feels like:
    37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphS 182°
  • Humidity: 89%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    48°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphS 185°
  • Humidity: 62%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphS 186°
  • Humidity: 45%
  • Pressure: 30.42"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: 39%
  • 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 179°
  • Humidity: 36%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 167°
  • Humidity: 43%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:17 pm
  • 8 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSE 161°
  • Humidity: 64%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 165°
  • Humidity: 75%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, mostly cloudless and sunny weather is anticipated.
The temperature will be between the highest temperature of 64.4°F and the lowest temperature of 37.4°F. The warmest part of the day will be at 3 pm and 4 pm.
Today, the maximum will be close to October's typical high. The expected low will be more close to what’s common in November than the current October average of 47.3°F.
Updated: Oct 18, 2026 @ 07:14:51 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 2:14 am CDT, the temperature in Frederick is 39.2°F.

Today, sunny skies are in store, with excellent visibility.

Today, the highest temperature will be 66.2°F, while the lowest temperature will be 37.4°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be uncommonly lower than the average low of 47.3°F.

On Sunday, in Frederick, sunrise will be at 7:15 am and sunset at 6:17 pm (CDT).

In Frederick, today, there will be 11h and 2min of daylight.