Weather forecast for todayJohnston City, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 7:15 pm CDT

  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 2mphNE 40°
  • Humidity: 62%
  • Dewpoint: 36°F
  • Pressure: 30.46"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
At the moment, in Johnston City, a cloudless and clear sky stretches as far as the eye can see.
The temperature is a chilly 48.2°F. The current temperature is still relatively far from the expected minimum of 35.6°F.

Saturday Oct 17, 2026

  • min.
  • 36°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphE 86°
  • Humidity: 79%
  • UV index: 0
  • Sunrise: 7:06 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
During the evening and for the rest of the night, bright and cloud-free conditions will make for a beautiful day.
The lowest anticipated temperature is an icy 35.6°F.
Sunrise was at 7:06 am and sunset at 6:15 pm; the daylight lasted for 11h and 10min.

Hourly overview

Hourly temperatures

Warmest hour: 8 pm 46°C.
Coldest period: 2 am - 4 am 39°C.

Chance of precipitation

Highest chance: 3 am - 4 am 3%.

Hourly weather forecast

  • 8 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphNE 53°
  • Humidity: 69%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphENE 65°
  • Humidity: 73%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphENE 72°
  • Humidity: 81%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 90°
  • Humidity: 79%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 93°
  • Humidity: 81%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphE 91°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphE 99°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphESE 102°
  • Humidity: 85%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphESE 104°
  • Humidity: 88%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphESE 103°
  • Humidity: 91%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
During the evening and overnight hours, the weather will be unstable. The temperature will be between a maximum of 46.4°F and a minimum of 41°F.
Updated: Oct 18, 2026 @ 00:15:16 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 7:15 pm CDT, the temperature is 48.2°F.

Today, expect clear skies and plenty of sunshine.

On Saturday, in Johnston City, sunrise was at 7:06 am and sunset at 6:15 pm (CDT).

Today in Johnston City, the length of the day was 11h and 10min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Johnston City, Illinois, USA

  • en: Johnston City, Illinois, USA
  • es: Johnston City, Illinois, EE.UU.
  • hr: Džonson Siti, Ilinois, SAD
  • mk: Džonson Siti, Ilinois, SAD
  • sr: Džonson Siti, Ilinois, SAD
  • zh: 约翰斯顿城, 伊利诺伊, 美国
  • Latitude: 37.820605°
  • Longitude: -88.927570°
  • Elevation: 430 ft
  • Current time: 7:15pm CDT
  • Sunrise: 7:06 am CDT
  • Sunset: 6:15 pm CDT
  • Timezone: America/Chicago

Nearby Johnston City, Illinois, USA

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