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As of 16:37 CDT

Weather in Summit, IL

64°Current weather

Summit, Sunday, 18 October, 16:37

Clear. Feels like 62°. High 64°, low 40°.

Pressure30.36 inHg
Wind13.8 mph S
Humidity44%
Visibility6.2 mi
Dew point41°

10-day forecast for Summit, IL: 40° to 72°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.

72°
Best day: Saturday, October 24
60°
Worst day: Monday, October 26

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

Mon, 1967° / 44°0Clear
MorningClear47°feels 45°
AfternoonPartly cloudy66°feels 65°
EveningMostly clear54°feels 53°
OvernightClear48°feels 44°
67 °Clear

Summit, Monday, 19 October

Clear. High 67°, low 44°.

Pressure30.42 inHg
Wind2 mph SW
Humidity63%
Visibility6.2 mi
Dew point46°
Tue, 2063° / 43°0Clear
MorningOvercast43°feels 43°
AfternoonClear63°feels 62°
EveningClear53°feels 52°
OvernightPartly cloudy49°feels 49°
63 °Clear

Summit, Tuesday, 20 October

Clear. High 63°, low 43°.

Pressure30.39 inHg
Wind3.2 mph SE
Humidity60%
Visibility6.2 mi
Dew point48°
Wed, 2166° / 45°0Clear
MorningClear46°feels 45°
AfternoonClear66°feels 65°
EveningClear57°feels 56°
OvernightClear49°feels 48°
66 °Clear

Summit, Wednesday, 21 October

Clear. High 66°, low 45°.

Pressure30.30 inHg
Wind2 mph SW
Humidity63%
Visibility6.2 mi
Dew point51°
Thu, 2264° / 49°0Overcast
MorningMostly clear52°feels 51°
AfternoonPartly cloudy64°feels 63°
EveningOvercast56°feels 55°
OvernightClear51°feels 49°
64 °Overcast

Summit, Thursday, 22 October

Overcast. High 64°, low 49°.

Pressure30.33 inHg
Wind3.3 mph NE
Humidity72%
Visibility6.2 mi
Dew point54°
Fri, 2362° / 48°0Mostly clear
MorningMostly clear52°feels 51°
AfternoonMostly clear61°feels 60°
EveningMostly clear55°feels 54°
OvernightMostly clear52°feels 51°
62 °Mostly clear

Summit, Friday, 23 October

Mostly clear. High 62°, low 48°.

Pressure30.36 inHg
Wind7.6 mph SE
Humidity62%
Visibility—
Dew point47°
Sat, 2472° / 49°0Overcast
MorningOvercast55°feels 53°
AfternoonOvercast69°feels 67°
EveningOvercast69°feels 67°
OvernightOvercast63°feels 61°
72 °Overcast

Summit, Saturday, 24 October

Overcast. High 72°, low 49°.

Pressure30.33 inHg
Wind10.4 mph S
Humidity41%
Visibility—
Dew point42°
Sun, 2571° / 60°0Overcast
MorningOvercast64°feels 62°
AfternoonOvercast70°feels 68°
EveningOvercast63°feels 61°
OvernightOvercast60°feels 58°
71 °Overcast

Summit, Sunday, 25 October

Overcast. High 71°, low 60°.

Pressure30.33 inHg
Wind8.1 mph SW
Humidity29%
Visibility—
Dew point36°
Mon, 2660° / 56°0.01Light rain
MorningLight rain58°feels 56°
AfternoonLight rain60°feels 57°
EveningLight rain56°feels 54°
OvernightLight rain56°feels 54°
60 °Light rain

Summit, Monday, 26 October

Light rain. High 60°, low 56°.

Pressure30.39 inHg
Wind7.8 mph NE
Humidity42%
Visibility—
Dew point37°
Tue, 2762° / 54°0Overcast
MorningOvercast56°feels 54°
AfternoonOvercast61°feels 58°
EveningOvercast58°feels 56°
OvernightOvercast56°feels 54°
62 °Overcast

Summit, Tuesday, 27 October

Overcast. High 62°, low 54°.

Pressure30.36 inHg
Wind6.2 mph E
Humidity43%
Visibility—
Dew point38°

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.