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Cache, IL Weather Forecast

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Cache, IL Weather Forecast

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Cache IL weather - Clear - 60°F
Clear
60°F
Updated 10:51 pm
Feels Like 53°F
Humidity 58%
Wind N 0 mph
Barometer  30.27 in
Dew Point 46°F
Cache IL weather - Clear - 16°C
Clear
16°C
Updated 10:51 pm
Feels Like 12°C
Humidity 58%
Wind N 0 km/h
Barometer  102.5 kPa
Dew Point 8°C
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Cache Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY TUESDAY
Cache, IL Weather - Tonight Fog Cache, IL Weather - Wednesday Sunny Cache, IL Weather - Wednesday Night Clear Cache, IL Weather - Thursday Sunny Cache, IL Weather - Thursday Night Clear Cache, IL Weather - Friday Sunny Cache, IL Weather - Friday Night Mostly Clear Cache, IL Weather - Saturday Mostly Clear Cache, IL Weather - Saturday Night Partly Cloudy Cache, IL Weather - Sunday Partly Cloudy Cache, IL Weather - Monday Partly Cloudy Cache, IL Weather - Tuesday Mostly Sunny
Fog Sunny Clear Sunny Clear Sunny Mostly Clear Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Mostly Sunny
Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
 Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
 Lo: 49°FLo: 9°C Hi: 75°FHi: 24°C
 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 75°FHi: 24°C
Lo: 49°FLo: 9°C		 Hi: 70°FHi: 21°C
POP = Probability of Precipitation.
Weather Outlook Updated: 802 PM CDT Tue Oct 20 2026 Cache, IL Weather - WeatherWorld.com

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Issued: 509 PM CDT Tue Oct 20 2026

Key Messages

  • Areas of fog, some possibly dense, will develop near bodies of water early Wednesday morning.
  • Near to slightly above normal temperatures are forecast for the next seven days.
  • No rainfall is forecast for the next seven days.

Discussion

... Issued at 1119 AM CDT Tue Oct 20 2026

Sprawling high pressure centered over the eastern and northeast CONUS combined with stable H5 ridging over the southern and central CONUS will bring quiet and stable weather to the region for the next week. Tempera...