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Diona, IL Weather Forecast

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Diona, IL Weather Forecast

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Diona IL weather - Mist - 59°F
Mist
59°F
Updated 8:11 am
Feels Like 55°F
Humidity 93%
Wind NNE 7 mph
Barometer  30.29 in
Dew Point 57°F
Diona IL weather - Mist - 15°C
Mist
15°C
Updated 8:11 am
Feels Like 13°C
Humidity 93%
Wind NNE 11 km/h
Barometer  102.5 kPa
Dew Point 14°C
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Diona Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Diona, IL Weather - Today Patchy Drizzle Diona, IL Weather - Tonight Mostly Cloudy Diona, IL Weather - Friday Partly Sunny Diona, IL Weather - Friday Night Mostly Cloudy Diona, IL Weather - Saturday Partly Sunny Diona, IL Weather - Saturday Night Mostly Cloudy Diona, IL Weather - Sunday Mostly Cloudy Diona, IL Weather - Sunday Night Clearing Diona, IL Weather - Monday Mostly Clear Diona, IL Weather - Monday Night Mostly Clear Diona, IL Weather - Tuesday Mostly Sunny Diona, IL Weather - Tuesday Night Chance Of Showers
Patchy Drizzle Mostly Cloudy Partly Sunny Mostly Cloudy Partly Sunny Mostly Cloudy Mostly Cloudy Clearing Mostly Clear Mostly Clear Mostly Sunny Chance of Showers
Hi: 71°FHi: 22°C
 Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
 Lo: 55°FLo: 13°C Hi: 71°FHi: 22°C
 Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Lo: 51°FLo: 11°C Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C		 Hi: 81°FHi: 27°C
 Lo: 65°FLo: 18°C
POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 427 AM CDT Thu Sep 24 2026 Diona, IL Weather - WeatherWorld.com

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Issued: 533 AM CDT Thu Sep 24 2026

Key Messages

  • Quiet weather will prevail for the next several days before a pattern change brings unsettled conditions and the potential for thunderstorms by the middle of next week.

Discussion

... Issued at 329 AM CDT Thu Sep 24 2026

Despite the presence of a sprawling ridge of high pressure extending from Quebec to the southern Plains, central Illinois remains locked in overcast conditions early this morning. Persistent boundary layer moisture continues to be trapped beneath a strong subsidence inv...