10-day forecast for Marengo, IL: 37° to 70°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Sunday, November 1
49° · 0.26 in
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0168° / 52°0
Morning54°feels 53°
Afternoon68°feels 68°
Evening60°feels 59°
Overnight53°feels 52°
68 °
Marengo, Sunday, 1 November
Overcast. High 68°, low 52°.
Pressure30.33 inHg
Wind4.9 mph SE
Humidity62%
Visibility6.2 mi
Dew point50°
Mon, 0262° / 55°0.24
Morning55°feels 55°
Afternoon58°feels 58°
Evening59°feels 59°
Overnight56°feels 55°
62 °
Marengo, Monday, 2 November
Rain. High 62°, low 55°.
Pressure30.06 inHg
Wind11.7 mph SE
Humidity85%
Visibility6.2 mi
Dew point53°
Tue, 0370° / 62°0.37
Morning64°feels 64°
Afternoon69°feels 70°
Evening65°feels 66°
Overnight63°feels 63°
70 °
Marengo, Tuesday, 3 November
Rain. High 70°, low 62°.
Pressure29.83 inHg
Wind17 mph S
Humidity73%
Visibility6.2 mi
Dew point61°
Wed, 0464° / 55°0.34
Morning61°feels 61°
Afternoon59°feels 58°
Evening55°feels 54°
Overnight63°feels 64°
64 °
Marengo, Wednesday, 4 November
Rain. High 64°, low 55°.
Pressure29.65 inHg
Wind11.1 mph SW
Humidity73%
Visibility6.2 mi
Dew point50°
Thu, 0553° / 50°0.06
Morning51°feels 49°
Afternoon51°feels 50°
Evening52°feels 51°
Overnight51°feels 50°
53 °
Marengo, Thursday, 5 November
Light rain. High 53°, low 50°.
Pressure29.68 inHg
Wind11.8 mph SW
Humidity80%
Visibility—
Dew point45°
Fri, 0649° / 45°0.26
Morning47°feels 42°
Afternoon48°feels 43°
Evening46°feels 40°
Overnight46°feels 40°
49 °
Marengo, Friday, 6 November
Light rain. High 49°, low 45°.
Pressure29.91 inHg
Wind13.5 mph NW
Humidity70%
Visibility—
Dew point39°
Sat, 0753° / 39°0
Morning43°feels 38°
Afternoon52°feels 50°
Evening50°feels 48°
Overnight46°feels 40°
53 °
Marengo, Saturday, 7 November
Partly cloudy. High 53°, low 39°.
Pressure29.62 inHg
Wind14 mph W
Humidity57%
Visibility—
Dew point36°
Sun, 0847° / 40°0.02
Morning41°feels 34°
Afternoon44°feels 36°
Evening40°feels 33°
Overnight41°feels 33°
47 °
Marengo, Sunday, 8 November
Light rain. High 47°, low 40°.
Pressure29.62 inHg
Wind16.8 mph NW
Humidity69%
Visibility—
Dew point34°
Mon, 0948° / 37°0
Morning40°feels 31°
Afternoon46°feels 38°
Evening42°feels 36°
Overnight40°feels 33°
48 °
Marengo, Monday, 9 November
Clear. High 48°, low 37°.
Pressure29.83 inHg
Wind18.2 mph NW
Humidity46%
Visibility—
Dew point25°
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 Marengo, 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.