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As of 00:28 CST

Weather in Summum, IL

58°Current weather

Summum, Tuesday, 10 November, 00:28

Clear. Feels like 56°. High 67°, low 43°.

Pressure30.03 inHg
Wind9.6 mph W
Humidity62%
Visibility6.2 mi
Dew point45°

10-day forecast for Summum, IL: 29° to 67°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.

67°
Best day: Tuesday, November 10
43°
Worst day: Friday, November 13

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

Wed, 1163° / 43°0.02Light rain
MorningOvercast51°feels 50°
AfternoonLight rain54°feels 53°
EveningMostly clear49°feels 44°
OvernightOvercast44°feels 43°
63 °Light rain

Summum, Wednesday, 11 November

Light rain. High 63°, low 43°.

Pressure29.77 inHg
Wind10.3 mph W
Humidity78%
Visibility6.2 mi
Dew point51°
Thu, 1248° / 39°0.02Light rain
MorningLight rain43°feels 37°
AfternoonOvercast47°feels 41°
EveningPartly cloudy40°feels 33°
OvernightMostly clear45°feels 40°
48 °Light rain

Summum, Thursday, 12 November

Light rain. High 48°, low 39°.

Pressure30.03 inHg
Wind13.7 mph N
Humidity53%
Visibility6.2 mi
Dew point28°
Fri, 1343° / 34°0Overcast
MorningMostly clear37°feels 29°
AfternoonOvercast43°feels 37°
EveningPartly cloudy37°feels 32°
OvernightOvercast38°feels 31°
43 °Overcast

Summum, Friday, 13 November

Overcast. High 43°, low 34°.

Pressure30.12 inHg
Wind11.1 mph N
Humidity61%
Visibility6.2 mi
Dew point23°
Sat, 1445° / 29°0Clear
MorningClear33°feels 29°
AfternoonClear43°feels 41°
EveningClear37°feels 37°
OvernightClear33°feels 32°
45 °Clear

Summum, Saturday, 14 November

Clear. High 45°, low 29°.

Pressure30.27 inHg
Wind4.1 mph NW
Humidity59%
Visibility—
Dew point28°
Sun, 1548° / 29°0Overcast
MorningOvercast34°feels 31°
AfternoonOvercast46°feels 43°
EveningOvercast40°feels 36°
OvernightOvercast36°feels 32°
48 °Overcast

Summum, Sunday, 15 November

Overcast. High 48°, low 29°.

Pressure30.36 inHg
Wind5.4 mph E
Humidity50%
Visibility—
Dew point27°
Mon, 1651° / 33°0Mostly clear
MorningMostly clear38°feels 33°
AfternoonMostly clear48°feels 45°
EveningMostly clear42°feels 38°
OvernightMostly clear38°feels 34°
51 °Mostly clear

Summum, Monday, 16 November

Mostly clear. High 51°, low 33°.

Pressure30.42 inHg
Wind6.7 mph E
Humidity39%
Visibility—
Dew point23°
Tue, 1753° / 34°0Clear
MorningClear39°feels 35°
AfternoonClear50°feels 47°
EveningClear43°feels 39°
OvernightClear40°feels 35°
53 °Clear

Summum, Tuesday, 17 November

Clear. High 53°, low 34°.

Pressure30.45 inHg
Wind7.7 mph SE
Humidity42%
Visibility—
Dew point27°
Wed, 1856° / 36°0Clear
MorningClear41°feels 36°
AfternoonClear53°feels 50°
EveningClear47°feels 43°
OvernightClear43°feels 38°
56 °Clear

Summum, Wednesday, 18 November

Clear. High 56°, low 36°.

Pressure30.36 inHg
Wind11.7 mph S
Humidity38%
Visibility—
Dew point27°
Thu, 1963° / 43°0Overcast
MorningOvercast48°feels 45°
AfternoonOvercast60°feels 57°
EveningOvercast54°feels 52°
OvernightOvercast52°feels 49°
63 °Overcast

Summum, Thursday, 19 November

Overcast. High 63°, low 43°.

Pressure30.27 inHg
Wind12.3 mph S
Humidity43%
Visibility—
Dew point36°

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.