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Bethany, IL Weather Forecast

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Bethany, IL Weather Forecast

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Bethany IL weather - Clear - 52°F
Clear
52°F
Updated 9:30 pm
Feels Like 53°F
Humidity 66%
Wind N 0 mph
Barometer  30.3 in
Dew Point 41°F
Bethany IL weather - Clear - 11°C
Clear
11°C
Updated 9:30 pm
Feels Like 12°C
Humidity 66%
Wind N 0 km/h
Barometer  102.6 kPa
Dew Point 5°C
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Bethany Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SUNDAY MONDAY MONDAY NIGHT TUESDAY
Bethany, IL Weather - Tonight Clear Bethany, IL Weather - Wednesday Sunny Bethany, IL Weather - Wednesday Night Mostly Clear Bethany, IL Weather - Thursday Sunny Bethany, IL Weather - Thursday Night Clear Bethany, IL Weather - Friday Sunny Bethany, IL Weather - Friday Night Mostly Clear Bethany, IL Weather - Saturday Partly Cloudy Bethany, IL Weather - Sunday Partly Cloudy Bethany, IL Weather - Monday Mostly Cloudy Bethany, IL Weather - Monday Night Mostly Cloudy Bethany, IL Weather - Tuesday Mostly Sunny
Clear Sunny Mostly Clear Sunny Clear Sunny Mostly Clear Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Sunny
Lo: 41°FLo: 5°C Hi: 71°FHi: 22°C
 Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
 Lo: 45°FLo: 7°C Hi: 71°FHi: 22°C
 Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 71°FHi: 22°C
Lo: 45°FLo: 7°C		 Hi: 71°FHi: 22°C
Lo: 45°FLo: 7°C		 Hi: 65°FHi: 18°C
POP = Probability of Precipitation.
Weather Outlook Updated: 522 PM CDT Tue Oct 20 2026 Bethany, IL Weather - WeatherWorld.com

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Issued: 602 PM CDT Tue Oct 20 2026

Key Messages

  • Dry conditions and tranquil weather prevail across central and southeast Illinois through this weekend.
  • Above normal temperatures will dominate the region, with afternoon highs climbing into the mid to upper 70s.

Discussion

... Issued at 1233 PM CDT Tue Oct 20 2026

Expansive surface high pressure centered south of James Bay extends southwest into the mid and lower Mississippi Valley this afternoon. Broad subsidence and very dry air below 500 mb will lead to clear skies through tonight. ...