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As of 06:39 CDT

Weather in Summum, IL

51°Current weather

Summum, Saturday, 24 October, 06:39

Mostly clear. Feels like 49°. High 74°, low 51°.

Pressure30.33 inHg
Wind4.2 mph SE
Humidity76%
Visibility6.2 mi
Dew point44°

10-day forecast for Summum, IL: 48° to 76°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

76°
Best day: Sunday, October 25
70° · 0.47 in
Worst day: Saturday, October 31

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

Sun, 2576° / 48°0Overcast
MorningOvercast50°feels 49°
AfternoonOvercast75°feels 74°
EveningOvercast61°feels 61°
OvernightOvercast52°feels 51°
76 °Overcast

Summum, Sunday, 25 October

Overcast. High 76°, low 48°.

Pressure30.39 inHg
Wind4.6 mph S
Humidity53%
Visibility6.2 mi
Dew point51°
Mon, 2674° / 53°0Overcast
MorningOvercast54°feels 53°
AfternoonOvercast73°feels 73°
EveningMostly clear61°feels 60°
OvernightOvercast55°feels 54°
74 °Overcast

Summum, Monday, 26 October

Overcast. High 74°, low 53°.

Pressure30.30 inHg
Wind3.3 mph SE
Humidity55%
Visibility6.2 mi
Dew point53°
Tue, 2771° / 51°0Light rain
MorningOvercast52°feels 51°
AfternoonOvercast70°feels 69°
EveningOvercast62°feels 61°
OvernightOvercast54°feels 53°
71 °Light rain

Summum, Tuesday, 27 October

Light rain. High 71°, low 51°.

Pressure30.21 inHg
Wind5.2 mph S
Humidity57%
Visibility6.2 mi
Dew point52°
Wed, 2874° / 53°0Light rain
MorningLight rain58°feels 58°
AfternoonLight rain71°feels 70°
EveningLight rain65°feels 64°
OvernightMostly clear57°feels 56°
74 °Light rain

Summum, Wednesday, 28 October

Light rain. High 74°, low 53°.

Pressure30.15 inHg
Wind9.6 mph S
Humidity50%
Visibility—
Dew point50°
Thu, 2976° / 57°0Overcast
MorningOvercast62°feels 61°
AfternoonOvercast73°feels 72°
EveningOvercast69°feels 68°
OvernightOvercast64°feels 63°
76 °Overcast

Summum, Thursday, 29 October

Overcast. High 76°, low 57°.

Pressure30.15 inHg
Wind10.2 mph S
Humidity51%
Visibility—
Dew point52°
Fri, 3073° / 61°0.04Light rain
MorningLight rain65°feels 64°
AfternoonLight rain72°feels 71°
EveningLight rain66°feels 66°
OvernightLight rain65°feels 64°
73 °Light rain

Summum, Friday, 30 October

Light rain. High 73°, low 61°.

Pressure30.15 inHg
Wind6.3 mph SW
Humidity61%
Visibility—
Dew point57°
Sat, 3170° / 56°0.47Rain
MorningRain66°feels 65°
AfternoonRain67°feels 66°
EveningRain58°feels 58°
OvernightRain58°feels 58°
70 °Rain

Summum, Saturday, 31 October

Rain. High 70°, low 56°.

Pressure30.06 inHg
Wind11.9 mph S
Humidity44%
Visibility—
Dew point46°
Sun, 0167° / 57°0.04Light rain
MorningLight rain60°feels 60°
AfternoonLight rain66°feels 66°
EveningLight rain62°feels 62°
OvernightLight rain61°feels 61°
67 °Light rain

Summum, Sunday, 1 November

Light rain. High 67°, low 57°.

Pressure30.06 inHg
Wind7.4 mph S
Humidity68%
Visibility—
Dew point55°
Mon, 0269° / 58°0Overcast
MorningOvercast61°feels 60°
AfternoonOvercast68°feels 67°
EveningOvercast65°feels 64°
OvernightOvercast62°feels 61°
69 °Overcast

Summum, Monday, 2 November

Overcast. High 69°, low 58°.

Pressure30.03 inHg
Wind13.8 mph E
Humidity53%
Visibility—
Dew point50°

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.