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As of 12:07 CDT

Weather in Summit, IL

64°Current weather

Summit, Monday, 19 October, 12:07

Clear. Feels like 63°. High 65°, low 40°.

Pressure30.39 inHg
Wind2.4 mph SW
Humidity50%
Visibility6.2 mi
Dew point46°

10-day forecast for Summit, IL: 34° to 70°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.

70°
Best day: Sunday, October 25
61° · 0.31 in
Worst day: Tuesday, October 27

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

Tue, 2067° / 45°0Clear
MorningOvercast47°feels 47°
AfternoonClear66°feels 65°
EveningClear56°feels 56°
OvernightClear48°feels 48°
67 °Clear

Summit, Tuesday, 20 October

Clear. High 67°, low 45°.

Pressure30.39 inHg
Wind2.9 mph SE
Humidity58%
Visibility6.2 mi
Dew point47°
Wed, 2166° / 45°0Clear
MorningClear46°feels 45°
AfternoonClear66°feels 65°
EveningClear57°feels 56°
OvernightClear48°feels 47°
66 °Clear

Summit, Wednesday, 21 October

Clear. High 66°, low 45°.

Pressure30.30 inHg
Wind2.5 mph SW
Humidity59%
Visibility6.2 mi
Dew point49°
Thu, 2266° / 49°0.02Light rain
MorningClear51°feels 50°
AfternoonOvercast66°feels 66°
EveningMostly clear56°feels 56°
OvernightClear52°feels 50°
66 °Light rain

Summit, Thursday, 22 October

Light rain. High 66°, low 49°.

Pressure30.33 inHg
Wind3.9 mph NE
Humidity71%
Visibility5.0 mi
Dew point56°
Fri, 2361° / 45°0Clear
MorningClear47°feels 46°
AfternoonClear59°feels 58°
EveningClear54°feels 53°
OvernightClear51°feels 50°
61 °Clear

Summit, Friday, 23 October

Clear. High 61°, low 45°.

Pressure30.39 inHg
Wind4.5 mph SE
Humidity70%
Visibility6.2 mi
Dew point48°
Sat, 2462° / 45°0Overcast
MorningOvercast49°feels 47°
AfternoonOvercast59°feels 57°
EveningOvercast55°feels 54°
OvernightOvercast52°feels 49°
62 °Overcast

Summit, Saturday, 24 October

Overcast. High 62°, low 45°.

Pressure30.42 inHg
Wind6.5 mph S
Humidity59%
Visibility—
Dew point43°
Sun, 2570° / 53°0Overcast
MorningOvercast62°feels 60°
AfternoonOvercast69°feels 68°
EveningOvercast65°feels 64°
OvernightOvercast62°feels 60°
70 °Overcast

Summit, Sunday, 25 October

Overcast. High 70°, low 53°.

Pressure30.24 inHg
Wind9.4 mph W
Humidity44%
Visibility—
Dew point46°
Mon, 2665° / 57°0.06Light rain
MorningLight rain59°feels 56°
AfternoonLight rain64°feels 62°
EveningLight rain59°feels 58°
OvernightLight rain60°feels 58°
65 °Light rain

Summit, Monday, 26 October

Light rain. High 65°, low 57°.

Pressure30.24 inHg
Wind7.7 mph S
Humidity25%
Visibility—
Dew point27°
Tue, 2761° / 41°0.31Light rain
MorningLight rain58°feels 57°
AfternoonLight rain55°feels 53°
EveningLight rain47°feels 42°
OvernightLight rain45°feels 40°
61 °Light rain

Summit, Tuesday, 27 October

Light rain. High 61°, low 41°.

Pressure29.91 inHg
Wind10.8 mph NW
Humidity81%
Visibility—
Dew point51°
Wed, 2842° / 34°0.07Snow
MorningSnow36°feels 29°
AfternoonSnow41°feels 34°
EveningSnow40°feels 35°
OvernightSnow38°feels 33°
42 °Snow

Summit, Wednesday, 28 October

Snow. High 42°, low 34°.

Pressure30.27 inHg
Wind11.3 mph NW
Humidity30%
Visibility—
Dew point11°

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.