Weather forecast for todayMason, IL

Weather forecast for today

Current condition 1:05 am CDT

  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 0mphWNW 290°
  • Humidity: 92%
  • Dewpoint: 36°F
  • Pressure: 30.49"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
In Mason, currently, a deep blue sky remains clear and cloudless.
The temperature is an icy 37.4°F. The current temperature is at the minimum anticipated for today.

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSSE 156°
  • Humidity: 50%
  • UV index: 5
  • Sunrise: 7:07 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
On Sunday, October 18, a sun-drenched sky is anticipated.
A substantial temperature fluctuation from a comfortable 66.2°F at its peak to a cold 37.4°F at its lowest point is predicted.
Forecasts show that today the temperature will align with October's standard maximum of 65.1°F.
Sunrise will be at 7:07 am and sunset at 6:11 pm; the daylight will last for 11h and 5min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 5 pm 63°C.
Coldest period: 2 am - 5 am 37°C.

Chance of precipitation

Highest chance: 2%.

Hourly weather forecast

  • 2 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 0mphSE 145°
  • Humidity: 92%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 137°
  • Humidity: 91%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 141°
  • Humidity: 88%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:07 am
  • 8 am
  • 39°F
  • Feels like:
    39°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSSE 152°
  • Humidity: 87%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSE 160°
  • Humidity: 57%
  • 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: 7mphSSE 165°
  • Humidity: 40%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 159°
  • Humidity: 33%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphSSE 155°
  • Humidity: 32%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphSE 144°
  • Humidity: 43%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:11 pm
  • 8 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSE 130°
  • Humidity: 69%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 132°
  • Humidity: 76%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, a cloudless sky and mainly sunshiny weather are expected.
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 comparable to October's typical high. The lowest temperature is more alike with November's average minimum of 37°F than the usual minimum of 48.6°F in October.
Updated: Oct 18, 2026 @ 06:05:27 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (1:05 am CDT) it is 37.4°F in Mason.

Today, sunshine and minimal clouds are in the outlook.

Today, the highest temperature will be 66.2°F, while the lowest temperature will be 37.4°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be notably lower than the average low of 48.6°F.

On Sunday, in Mason, sunrise will be at 7:07 am and sunset at 6:11 pm (CDT).

Today, the daylight will last for 11h and 5min.