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As of 06:20 CDT

Weather in Summum, IL

53°Current weather

Summum, Tuesday, 27 October, 06:20

Overcast. Feels like 51°. High 72°, low 52°.

Pressure30.21 inHg
Wind4 mph S
Humidity69%
Visibility6.2 mi
Dew point42°

10-day forecast for Summum, IL: 47° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

77°
Best day: Wednesday, October 28
52° · 0.35 in
Worst day: Wednesday, November 4

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

Wed, 2877° / 54°0Overcast
MorningOvercast55°feels 54°
AfternoonClear76°feels 75°
EveningClear66°feels 65°
OvernightOvercast57°feels 56°
77 °Overcast

Summum, Wednesday, 28 October

Overcast. High 77°, low 54°.

Pressure30.18 inHg
Wind7.5 mph S
Humidity52%
Visibility6.2 mi
Dew point52°
Thu, 2973° / 56°0.03Light rain
MorningClear58°feels 57°
AfternoonOvercast70°feels 70°
EveningClear61°feels 61°
OvernightMostly clear62°feels 61°
73 °Light rain

Summum, Thursday, 29 October

Light rain. High 73°, low 56°.

Pressure30.12 inHg
Wind9.9 mph W
Humidity62%
Visibility6.2 mi
Dew point58°
Fri, 3071° / 49°0.02Light rain
MorningOvercast49°feels 46°
AfternoonOvercast69°feels 68°
EveningOvercast62°feels 63°
OvernightOvercast51°feels 50°
71 °Light rain

Summum, Friday, 30 October

Light rain. High 71°, low 49°.

Pressure30.24 inHg
Wind8.4 mph E
Humidity51%
Visibility6.2 mi
Dew point46°
Sat, 3170° / 58°0Overcast
MorningOvercast61°feels 61°
AfternoonOvercast68°feels 68°
EveningOvercast64°feels 64°
OvernightOvercast60°feels 60°
70 °Overcast

Summum, Saturday, 31 October

Overcast. High 70°, low 58°.

Pressure30.18 inHg
Wind5.4 mph S
Humidity70%
Visibility—
Dew point57°
Sun, 0170° / 57°0Clear
MorningClear61°feels 60°
AfternoonClear68°feels 68°
EveningClear60°feels 60°
OvernightClear57°feels 57°
70 °Clear

Summum, Sunday, 1 November

Clear. High 70°, low 57°.

Pressure30.12 inHg
Wind8.7 mph N
Humidity61%
Visibility—
Dew point54°
Mon, 0256° / 51°0Overcast
MorningOvercast52°feels 51°
AfternoonOvercast56°feels 55°
EveningOvercast53°feels 53°
OvernightOvercast53°feels 52°
56 °Overcast

Summum, Monday, 2 November

Overcast. High 56°, low 51°.

Pressure29.94 inHg
Wind10.4 mph N
Humidity77%
Visibility—
Dew point48°
Tue, 0355° / 52°0.02Light rain
MorningLight rain54°feels 53°
AfternoonLight rain53°feels 52°
EveningLight rain53°feels 51°
OvernightLight rain53°feels 51°
55 °Light rain

Summum, Tuesday, 3 November

Light rain. High 55°, low 52°.

Pressure30.12 inHg
Wind15 mph NE
Humidity82%
Visibility—
Dew point48°
Wed, 0452° / 48°0.35Rain
MorningRain52°feels 50°
AfternoonRain52°feels 50°
EveningRain49°feels 43°
OvernightRain48°feels 43°
52 °Rain

Summum, Wednesday, 4 November

Rain. High 52°, low 48°.

Pressure29.97 inHg
Wind16.2 mph NE
Humidity74%
Visibility—
Dew point44°
Thu, 0560° / 47°0.06Light rain
MorningLight rain51°feels 47°
AfternoonLight rain55°feels 53°
EveningLight rain49°feels 45°
OvernightLight rain47°feels 43°
60 °Light rain

Summum, Thursday, 5 November

Light rain. High 60°, low 47°.

Pressure29.88 inHg
Wind14.6 mph N
Humidity67%
Visibility—
Dew point44°

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 Summum, 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.