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As of 22:45 CDT

Weather in Sullivan, IL

51°Current weather

Sullivan, Friday, 16 October, 22:45

Clear. Feels like 49°. High 62°, low 50°.

Pressure30.39 inHg
Wind12.4 mph N
Humidity83%
Visibility6.2 mi
Dew point45°

10-day forecast for Sullivan, IL: 40° to 77°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.

77°
Best day: Saturday, October 24
62°
Worst day: Friday, October 16

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

Sat, 1763° / 40°0Clear
MorningClear42°feels 38°
AfternoonClear63°feels 61°
EveningClear56°feels 54°
OvernightClear48°feels 43°
63 °Clear

Sullivan, Saturday, 17 October

Clear. High 63°, low 40°.

Pressure30.56 inHg
Wind2.5 mph NE
Humidity52%
Visibility6.2 mi
Dew point37°
Sun, 1864° / 41°0Clear
MorningClear44°feels 40°
AfternoonClear62°feels 60°
EveningClear52°feels 50°
OvernightClear44°feels 41°
64 °Clear

Sullivan, Sunday, 18 October

Clear. High 64°, low 41°.

Pressure30.50 inHg
Wind8.4 mph S
Humidity37%
Visibility6.2 mi
Dew point33°
Mon, 1967° / 43°0Clear
MorningClear46°feels 44°
AfternoonClear67°feels 65°
EveningClear55°feels 54°
OvernightClear46°feels 44°
67 °Clear

Sullivan, Monday, 19 October

Clear. High 67°, low 43°.

Pressure30.42 inHg
Wind3.3 mph S
Humidity41%
Visibility6.2 mi
Dew point40°
Tue, 2069° / 45°0Clear
MorningClear50°feels 50°
AfternoonClear68°feels 67°
EveningClear57°feels 56°
OvernightClear48°feels 48°
69 °Clear

Sullivan, Tuesday, 20 October

Clear. High 69°, low 45°.

Pressure30.36 inHg
Wind1.7 mph E
Humidity43%
Visibility6.2 mi
Dew point42°
Wed, 2170° / 46°0Overcast
MorningOvercast53°feels 53°
AfternoonOvercast69°feels 67°
EveningOvercast60°feels 59°
OvernightOvercast54°feels 53°
70 °Overcast

Sullivan, Wednesday, 21 October

Overcast. High 70°, low 46°.

Pressure30.27 inHg
Wind3.5 mph SW
Humidity38%
Visibility—
Dew point40°
Thu, 2274° / 52°0Clear
MorningClear58°feels 56°
AfternoonClear71°feels 69°
EveningClear64°feels 61°
OvernightClear59°feels 57°
74 °Clear

Sullivan, Thursday, 22 October

Clear. High 74°, low 52°.

Pressure30.18 inHg
Wind4.7 mph E
Humidity34%
Visibility—
Dew point40°
Fri, 2376° / 54°0Partly cloudy
MorningPartly cloudy60°feels 58°
AfternoonPartly cloudy73°feels 71°
EveningPartly cloudy64°feels 62°
OvernightPartly cloudy60°feels 57°
76 °Partly cloudy

Sullivan, Friday, 23 October

Partly cloudy. High 76°, low 54°.

Pressure30.24 inHg
Wind7.9 mph SE
Humidity26%
Visibility—
Dew point35°
Sat, 2477° / 54°0Overcast
MorningOvercast60°feels 57°
AfternoonOvercast73°feels 71°
EveningOvercast65°feels 63°
OvernightOvercast61°feels 58°
77 °Overcast

Sullivan, Saturday, 24 October

Overcast. High 77°, low 54°.

Pressure30.21 inHg
Wind9.1 mph S
Humidity22%
Visibility—
Dew point30°
Sun, 2567° / 55°0Overcast
MorningOvercast59°feels 57°
AfternoonOvercast66°feels 64°
EveningOvercast60°feels 58°
OvernightOvercast55°feels 53°
67 °Overcast

Sullivan, Sunday, 25 October

Overcast. High 67°, low 55°.

Pressure30.27 inHg
Wind11.4 mph NE
Humidity41%
Visibility—
Dew point41°

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.