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As of 12:38 CDT

Weather in Summit, IL

82°Current weather

Summit, Monday, 12 October, 12:38

Overcast. Feels like 85°. High 83°, low 61°.

Pressure29.83 inHg
Wind10.4 mph SW
Humidity64%
Visibility6.2 mi
Dew point68°

10-day forecast for Summit, IL: 40° to 83°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.

83°
Best day: Monday, October 12
68° · 0.48 in
Worst day: Wednesday, October 14

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

Tue, 1383° / 65°0Light rain
MorningClear72°feels 73°
AfternoonClear82°feels 84°
EveningPartly cloudy68°feels 68°
OvernightClear74°feels 74°
83 °Light rain

Summit, Tuesday, 13 October

Light rain. High 83°, low 65°.

Pressure29.83 inHg
Wind10.2 mph W
Humidity63%
Visibility6.2 mi
Dew point64°
Wed, 1468° / 59°0.48Heavy rain
MorningOvercast62°feels 62°
AfternoonOvercast65°feels 65°
EveningOvercast59°feels 59°
OvernightHeavy rain64°feels 64°
68 °Heavy rain

Summit, Wednesday, 14 October

Heavy rain. High 68°, low 59°.

Pressure30.09 inHg
Wind7.3 mph NE
Humidity75%
Visibility6.2 mi
Dew point59°
Thu, 1561° / 57°0.35Rain
MorningLight rain58°feels 57°
AfternoonLight rain59°feels 59°
EveningOvercast59°feels 59°
OvernightOvercast58°feels 58°
61 °Rain

Summit, Thursday, 15 October

Rain. High 61°, low 57°.

Pressure30.09 inHg
Wind6.7 mph E
Humidity95%
Visibility2.4 mi
Dew point58°
Fri, 1657° / 47°0Partly cloudy
MorningOvercast50°feels 44°
AfternoonPartly cloudy56°feels 53°
EveningPartly cloudy49°feels 47°
OvernightOvercast57°feels 56°
57 °Partly cloudy

Summit, Friday, 16 October

Partly cloudy. High 57°, low 47°.

Pressure30.30 inHg
Wind16.2 mph N
Humidity54%
Visibility6.2 mi
Dew point39°
Sat, 1758° / 40°0Clear
MorningClear45°feels 43°
AfternoonClear56°feels 54°
EveningClear51°feels 49°
OvernightClear47°feels 44°
58 °Clear

Summit, Saturday, 17 October

Clear. High 58°, low 40°.

Pressure30.47 inHg
Wind8.3 mph SW
Humidity43%
Visibility—
Dew point32°
Sun, 1862° / 44°0Clear
MorningClear49°feels 44°
AfternoonClear59°feels 56°
EveningClear57°feels 54°
OvernightClear53°feels 50°
62 °Clear

Summit, Sunday, 18 October

Clear. High 62°, low 44°.

Pressure30.27 inHg
Wind12.5 mph SW
Humidity27%
Visibility—
Dew point24°
Mon, 1962° / 52°0.03Light rain
MorningLight rain55°feels 52°
AfternoonLight rain61°feels 59°
EveningLight rain59°feels 58°
OvernightLight rain55°feels 54°
62 °Light rain

Summit, Monday, 19 October

Light rain. High 62°, low 52°.

Pressure30.21 inHg
Wind10.2 mph SW
Humidity47%
Visibility—
Dew point40°
Tue, 2063° / 55°0.32Rain
MorningRain57°feels 56°
AfternoonRain61°feels 61°
EveningRain60°feels 60°
OvernightRain58°feels 58°
63 °Rain

Summit, Tuesday, 20 October

Rain. High 63°, low 55°.

Pressure30.24 inHg
Wind4.6 mph E
Humidity79%
Visibility—
Dew point54°
Wed, 2174° / 59°0Overcast
MorningOvercast63°feels 62°
AfternoonOvercast71°feels 70°
EveningOvercast67°feels 67°
OvernightOvercast64°feels 64°
74 °Overcast

Summit, Wednesday, 21 October

Overcast. High 74°, low 59°.

Pressure30.30 inHg
Wind7.1 mph SE
Humidity56%
Visibility—
Dew point53°

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 Summit, 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.