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As of 15:37 CDT

Weather in Illiopolis, IL

67°Current weather

Illiopolis, Friday, 30 October, 15:37

Rain. Feels like 66°. High 67°, low 52°.

Pressure30.27 inHg
Wind9.8 mph E
Humidity55%
Visibility6.2 mi
Dew point51°

10-day forecast for Illiopolis, IL: 52° to 74°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.

74°
Best day: Sunday, November 8
68° · 0.63 in
Worst day: Wednesday, November 4

Tap any day below to see morning, afternoon, evening and overnight.

Sat, 3167° / 58°0Overcast
MorningOvercast58°feels 57°
AfternoonOvercast66°feels 65°
EveningOvercast64°feels 63°
OvernightOvercast60°feels 59°
67 °Overcast

Illiopolis, Saturday, 31 October

Overcast. High 67°, low 58°.

Pressure30.30 inHg
Wind6.4 mph SE
Humidity53%
Visibility6.2 mi
Dew point45°
Sun, 0169° / 57°0.05Rain
MorningOvercast58°feels 57°
AfternoonPartly cloudy69°feels 68°
EveningOvercast58°feels 56°
OvernightOvercast61°feels 60°
69 °Rain

Illiopolis, Sunday, 1 November

Rain. High 69°, low 57°.

Pressure30.30 inHg
Wind7.1 mph SE
Humidity63%
Visibility6.2 mi
Dew point52°
Mon, 0268° / 56°0Overcast
MorningOvercast57°feels 56°
AfternoonOvercast67°feels 66°
EveningOvercast63°feels 63°
OvernightOvercast57°feels 55°
68 °Overcast

Illiopolis, Monday, 2 November

Overcast. High 68°, low 56°.

Pressure30.12 inHg
Wind10.8 mph SE
Humidity64%
Visibility6.2 mi
Dew point50°
Tue, 0369° / 63°0.17Rain
MorningOvercast64°feels 64°
AfternoonOvercast69°feels 69°
EveningRain65°feels 65°
OvernightOvercast64°feels 64°
69 °Rain

Illiopolis, Tuesday, 3 November

Rain. High 69°, low 63°.

Pressure29.88 inHg
Wind18.4 mph S
Humidity70%
Visibility6.2 mi
Dew point58°
Wed, 0468° / 59°0.63Rain
MorningRain64°feels 64°
AfternoonRain65°feels 65°
EveningRain60°feels 60°
OvernightRain60°feels 60°
68 °Rain

Illiopolis, Wednesday, 4 November

Rain. High 68°, low 59°.

Pressure29.68 inHg
Wind14 mph S
Humidity90%
Visibility—
Dew point62°
Thu, 0572° / 56°0Overcast
MorningOvercast61°feels 60°
AfternoonOvercast70°feels 68°
EveningOvercast61°feels 59°
OvernightOvercast58°feels 56°
72 °Overcast

Illiopolis, Thursday, 5 November

Overcast. High 72°, low 56°.

Pressure29.94 inHg
Wind8.4 mph S
Humidity38%
Visibility—
Dew point43°
Fri, 0673° / 53°0Overcast
MorningOvercast58°feels 57°
AfternoonOvercast70°feels 69°
EveningOvercast63°feels 62°
OvernightOvercast59°feels 58°
73 °Overcast

Illiopolis, Friday, 6 November

Overcast. High 73°, low 53°.

Pressure29.97 inHg
Wind10.3 mph S
Humidity40%
Visibility—
Dew point44°
Sat, 0772° / 57°0Overcast
MorningOvercast61°feels 60°
AfternoonOvercast70°feels 69°
EveningOvercast65°feels 64°
OvernightOvercast62°feels 61°
72 °Overcast

Illiopolis, Saturday, 7 November

Overcast. High 72°, low 57°.

Pressure30.03 inHg
Wind7.7 mph S
Humidity39%
Visibility—
Dew point43°
Sun, 0874° / 60°0Overcast
MorningOvercast63°feels 63°
AfternoonOvercast70°feels 70°
EveningOvercast68°feels 67°
OvernightOvercast65°feels 65°
74 °Overcast

Illiopolis, Sunday, 8 November

Overcast. High 74°, low 60°.

Pressure30.15 inHg
Wind10.6 mph SE
Humidity65%
Visibility—
Dew point57°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Illiopolis, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.