10-day forecast for Marengo, IL: 37° to 66°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Monday, November 2
66° · 1.05 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3166° / 51°1.05
Morning53°feels 52°
Afternoon65°feels 63°
Evening59°feels 59°
Overnight54°feels 53°
66 °
Marengo, Saturday, 31 October
Heavy rain. High 66°, low 51°.
Pressure30.33 inHg
Wind7.3 mph SE
Humidity60%
Visibility6.2 mi
Dew point47°
Sun, 0162° / 53°0
Morning53°feels 52°
Afternoon61°feels 60°
Evening59°feels 59°
Overnight53°feels 52°
62 °
Marengo, Sunday, 1 November
Light rain. High 62°, low 53°.
Pressure30.33 inHg
Wind3.7 mph SE
Humidity70%
Visibility6.2 mi
Dew point52°
Mon, 0262° / 51°0
Morning54°feels 53°
Afternoon62°feels 61°
Evening61°feels 61°
Overnight53°feels 52°
62 °
Marengo, Monday, 2 November
Overcast. High 62°, low 51°.
Pressure30.09 inHg
Wind10.1 mph S
Humidity75%
Visibility6.2 mi
Dew point52°
Tue, 0366° / 63°0.19
Morning63°feels 63°
Afternoon65°feels 66°
Evening65°feels 65°
Overnight63°feels 63°
66 °
Marengo, Tuesday, 3 November
Light rain. High 66°, low 63°.
Pressure29.85 inHg
Wind14.6 mph S
Humidity88%
Visibility4.5 mi
Dew point61°
Wed, 0465° / 57°0.57
Morning63°feels 64°
Afternoon64°feels 64°
Evening59°feels 59°
Overnight58°feels 58°
65 °
Marengo, Wednesday, 4 November
Rain. High 65°, low 57°.
Pressure29.65 inHg
Wind11.5 mph N
Humidity86%
Visibility—
Dew point60°
Thu, 0557° / 50°0.04
Morning53°feels 52°
Afternoon55°feels 54°
Evening53°feels 51°
Overnight51°feels 49°
57 °
Marengo, Thursday, 5 November
Light rain. High 57°, low 50°.
Pressure29.74 inHg
Wind13.2 mph N
Humidity76%
Visibility—
Dew point48°
Fri, 0651° / 46°0
Morning48°feels 44°
Afternoon50°feels 48°
Evening47°feels 43°
Overnight46°feels 41°
51 °
Marengo, Friday, 6 November
Overcast. High 51°, low 46°.
Pressure29.94 inHg
Wind12.2 mph N
Humidity69%
Visibility—
Dew point41°
Sat, 0749° / 37°0
Morning40°feels 35°
Afternoon48°feels 44°
Evening41°feels 36°
Overnight39°feels 33°
49 °
Marengo, Saturday, 7 November
Mostly clear. High 49°, low 37°.
Pressure30.15 inHg
Wind10.8 mph N
Humidity53%
Visibility—
Dew point31°
Sun, 0848° / 37°0
Morning40°feels 35°
Afternoon47°feels 42°
Evening41°feels 35°
Overnight38°feels 32°
48 °
Marengo, Sunday, 8 November
Overcast. High 48°, low 37°.
Pressure30.36 inHg
Wind11.1 mph E
Humidity53%
Visibility—
Dew point30°
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.