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As of 02:30 CDT

Weather in Summit, IL

49°Current weather

Summit, Monday, 19 October, 02:30

Clear. Feels like 46°. High 67°, low 45°.

Pressure30.39 inHg
Wind8.1 mph S
Humidity74%
Visibility6.2 mi
Dew point41°

10-day forecast for Summit, IL: 45° to 69°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

69°
Best day: Saturday, October 24
57° · 0.19 in
Worst day: Wednesday, October 28

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

Tue, 2069° / 46°0Clear
MorningPartly cloudy50°feels 50°
AfternoonClear64°feels 62°
EveningClear53°feels 52°
OvernightOvercast50°feels 50°
69 °Clear

Summit, Tuesday, 20 October

Clear. High 69°, low 46°.

Pressure30.39 inHg
Wind3.3 mph SE
Humidity60%
Visibility6.2 mi
Dew point48°
Wed, 2166° / 45°0Clear
MorningClear46°feels 45°
AfternoonClear66°feels 65°
EveningClear57°feels 56°
OvernightClear48°feels 48°
66 °Clear

Summit, Wednesday, 21 October

Clear. High 66°, low 45°.

Pressure30.30 inHg
Wind2.4 mph SW
Humidity60%
Visibility6.2 mi
Dew point50°
Thu, 2266° / 49°0.02Light rain
MorningClear52°feels 51°
AfternoonOvercast65°feels 65°
EveningClear57°feels 56°
OvernightClear51°feels 50°
66 °Light rain

Summit, Thursday, 22 October

Light rain. High 66°, low 49°.

Pressure30.33 inHg
Wind3.7 mph NE
Humidity69%
Visibility6.2 mi
Dew point53°
Fri, 2364° / 48°0Mostly clear
MorningMostly clear52°feels 51°
AfternoonMostly clear62°feels 61°
EveningMostly clear56°feels 55°
OvernightClear52°feels 52°
64 °Mostly clear

Summit, Friday, 23 October

Mostly clear. High 64°, low 48°.

Pressure30.39 inHg
Wind5.1 mph E
Humidity65%
Visibility—
Dew point49°
Sat, 2469° / 47°0Overcast
MorningOvercast52°feels 50°
AfternoonOvercast65°feels 64°
EveningOvercast67°feels 65°
OvernightOvercast63°feels 61°
69 °Overcast

Summit, Saturday, 24 October

Overcast. High 69°, low 47°.

Pressure30.39 inHg
Wind9.6 mph S
Humidity51%
Visibility—
Dew point44°
Sun, 2567° / 56°0.01Light rain
MorningLight rain59°feels 57°
AfternoonLight rain62°feels 60°
EveningLight rain58°feels 56°
OvernightLight rain56°feels 53°
67 °Light rain

Summit, Sunday, 25 October

Light rain. High 67°, low 56°.

Pressure30.27 inHg
Wind11.1 mph W
Humidity26%
Visibility—
Dew point27°
Mon, 2664° / 52°0.01Light rain
MorningLight rain55°feels 52°
AfternoonLight rain62°feels 60°
EveningLight rain62°feels 60°
OvernightLight rain58°feels 56°
64 °Light rain

Summit, Monday, 26 October

Light rain. High 64°, low 52°.

Pressure30.24 inHg
Wind10.6 mph S
Humidity25%
Visibility—
Dew point25°
Tue, 2761° / 53°0.02Light rain
MorningLight rain58°feels 57°
AfternoonLight rain55°feels 54°
EveningLight rain54°feels 53°
OvernightLight rain55°feels 53°
61 °Light rain

Summit, Tuesday, 27 October

Light rain. High 61°, low 53°.

Pressure30.15 inHg
Wind9.1 mph SW
Humidity80%
Visibility—
Dew point50°
Wed, 2857° / 53°0.19Light rain
MorningLight rain54°feels 53°
AfternoonLight rain56°feels 55°
EveningLight rain56°feels 56°
OvernightLight rain55°feels 55°
57 °Light rain

Summit, Wednesday, 28 October

Light rain. High 57°, low 53°.

Pressure30.18 inHg
Wind5.8 mph NE
Humidity90%
Visibility—
Dew point52°

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.