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As of 11:30 CDT

Weather in Sullivan, IL

50°Current weather

Sullivan, Saturday, 17 October, 11:30

Clear. Feels like 49°. High 54°, low 39°.

Pressure30.56 inHg
Wind3.3 mph NE
Humidity66%
Visibility6.2 mi
Dew point39°

10-day forecast for Sullivan, IL: 39° to 76°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.

75°
Best day: Friday, October 23
54°
Worst day: Saturday, October 17

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

Sun, 1861° / 40°0Clear
MorningClear43°feels 39°
AfternoonClear61°feels 59°
EveningClear51°feels 49°
OvernightClear42°feels 39°
61 °Clear

Sullivan, Sunday, 18 October

Clear. High 61°, low 40°.

Pressure30.50 inHg
Wind8.8 mph S
Humidity42%
Visibility6.2 mi
Dew point35°
Mon, 1966° / 44°0Clear
MorningClear46°feels 46°
AfternoonClear66°feels 64°
EveningClear54°feels 52°
OvernightClear46°feels 44°
66 °Clear

Sullivan, Monday, 19 October

Clear. High 66°, low 44°.

Pressure30.42 inHg
Wind1.5 mph SE
Humidity43%
Visibility6.2 mi
Dew point40°
Tue, 2069° / 43°0Clear
MorningClear45°feels 44°
AfternoonMostly clear69°feels 67°
EveningClear58°feels 56°
OvernightClear47°feels 47°
69 °Clear

Sullivan, Tuesday, 20 October

Clear. High 69°, low 43°.

Pressure30.36 inHg
Wind3.6 mph E
Humidity43%
Visibility6.2 mi
Dew point43°
Wed, 2170° / 48°0Clear
MorningMostly clear52°feels 51°
AfternoonClear68°feels 67°
EveningClear61°feels 60°
OvernightPartly cloudy50°feels 50°
70 °Clear

Sullivan, Wednesday, 21 October

Clear. High 70°, low 48°.

Pressure30.27 inHg
Wind3.1 mph W
Humidity42%
Visibility—
Dew point42°
Thu, 2271° / 47°0Clear
MorningClear54°feels 53°
AfternoonClear69°feels 68°
EveningClear60°feels 59°
OvernightClear55°feels 54°
71 °Clear

Sullivan, Thursday, 22 October

Clear. High 71°, low 47°.

Pressure30.24 inHg
Wind5 mph NE
Humidity41%
Visibility—
Dew point43°
Fri, 2375° / 52°0Clear
MorningClear59°feels 57°
AfternoonClear72°feels 71°
EveningClear64°feels 62°
OvernightClear59°feels 57°
75 °Clear

Sullivan, Friday, 23 October

Clear. High 75°, low 52°.

Pressure30.18 inHg
Wind8.2 mph SE
Humidity30%
Visibility—
Dew point38°
Sat, 2472° / 54°0Overcast
MorningOvercast59°feels 56°
AfternoonOvercast70°feels 68°
EveningOvercast64°feels 62°
OvernightOvercast60°feels 58°
72 °Overcast

Sullivan, Saturday, 24 October

Overcast. High 72°, low 54°.

Pressure30.18 inHg
Wind13.4 mph S
Humidity28%
Visibility—
Dew point34°
Sun, 2576° / 60°0.01Light rain
MorningLight rain65°feels 64°
AfternoonLight rain74°feels 73°
EveningLight rain63°feels 63°
OvernightLight rain60°feels 59°
76 °Light rain

Sullivan, Sunday, 25 October

Light rain. High 76°, low 60°.

Pressure30.06 inHg
Wind13.6 mph W
Humidity37%
Visibility—
Dew point46°
Mon, 2673° / 52°0Clear
MorningClear58°feels 56°
AfternoonClear70°feels 69°
EveningClear64°feels 63°
OvernightClear60°feels 58°
73 °Clear

Sullivan, Monday, 26 October

Clear. High 73°, low 52°.

Pressure30.18 inHg
Wind6.9 mph SE
Humidity40%
Visibility—
Dew point43°

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 Sullivan, 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.