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As of 08:44 CDT

Weather in Sullivan, IL

48°Current weather

Sullivan, Monday, 19 October, 08:44

Clear. Feels like 48°. High 68°, low 40°.

Pressure30.42 inHg
Wind2.4 mph SE
Humidity83%
Visibility6.2 mi
Dew point43°

10-day forecast for Sullivan, IL: 34° to 77°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

77°
Best day: Sunday, October 25
45°
Worst day: Wednesday, October 28

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

Tue, 2070° / 40°0Clear
MorningClear46°feels 44°
AfternoonClear69°feels 68°
EveningClear51°feels 49°
OvernightOvercast44°feels 44°
70 °Clear

Sullivan, Tuesday, 20 October

Clear. High 70°, low 40°.

Pressure30.36 inHg
Wind2 mph E
Humidity44%
Visibility6.2 mi
Dew point43°
Wed, 2170° / 42°0Clear
MorningClear47°feels 47°
AfternoonClear69°feels 68°
EveningClear58°feels 56°
OvernightClear50°feels 49°
70 °Clear

Sullivan, Wednesday, 21 October

Clear. High 70°, low 42°.

Pressure30.30 inHg
Wind0.5 mph W
Humidity46%
Visibility6.2 mi
Dew point46°
Thu, 2269° / 48°0Clear
MorningClear50°feels 48°
AfternoonClear69°feels 68°
EveningClear58°feels 57°
OvernightClear51°feels 50°
69 °Clear

Sullivan, Thursday, 22 October

Clear. High 69°, low 48°.

Pressure30.30 inHg
Wind5.4 mph NE
Humidity50%
Visibility6.2 mi
Dew point48°
Fri, 2366° / 47°0Clear
MorningClear50°feels 49°
AfternoonClear64°feels 62°
EveningClear56°feels 54°
OvernightClear50°feels 49°
66 °Clear

Sullivan, Friday, 23 October

Clear. High 66°, low 47°.

Pressure30.33 inHg
Wind7.5 mph E
Humidity48%
Visibility—
Dew point42°
Sat, 2467° / 47°0Clear
MorningClear52°feels 49°
AfternoonClear64°feels 62°
EveningClear56°feels 54°
OvernightClear52°feels 50°
67 °Clear

Sullivan, Saturday, 24 October

Clear. High 67°, low 47°.

Pressure30.39 inHg
Wind7.5 mph SE
Humidity39%
Visibility—
Dew point37°
Sun, 2577° / 53°0Overcast
MorningOvercast62°feels 60°
AfternoonOvercast74°feels 72°
EveningOvercast67°feels 65°
OvernightOvercast62°feels 60°
77 °Overcast

Sullivan, Sunday, 25 October

Overcast. High 77°, low 53°.

Pressure30.30 inHg
Wind12.3 mph SW
Humidity27%
Visibility—
Dew point37°
Mon, 2672° / 58°0Overcast
MorningOvercast62°feels 61°
AfternoonOvercast70°feels 68°
EveningOvercast65°feels 63°
OvernightOvercast62°feels 60°
72 °Overcast

Sullivan, Monday, 26 October

Overcast. High 72°, low 58°.

Pressure30.21 inHg
Wind9.8 mph SW
Humidity34%
Visibility—
Dew point40°
Tue, 2768° / 47°0.09Light rain
MorningLight rain62°feels 60°
AfternoonLight rain66°feels 65°
EveningLight rain55°feels 53°
OvernightLight rain49°feels 43°
68 °Light rain

Sullivan, Tuesday, 27 October

Light rain. High 68°, low 47°.

Pressure30.00 inHg
Wind17.4 mph NW
Humidity37%
Visibility—
Dew point40°
Wed, 2845° / 34°0.01Light rain
MorningLight rain37°feels 27°
AfternoonLight rain42°feels 35°
EveningLight rain37°feels 32°
OvernightLight rain34°feels 28°
45 °Light rain

Sullivan, Wednesday, 28 October

Light rain. High 45°, low 34°.

Pressure30.33 inHg
Wind18.3 mph NW
Humidity29%
Visibility—
Dew point12°

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.