10-day forecast for Marengo, IL: 34° to 69°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Monday, November 2
69° · 0.41 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 0369° / 61°0.41
Morning65°feels 64°
Afternoon68°feels 69°
Evening64°feels 64°
Overnight63°feels 63°
69 °
Marengo, Tuesday, 3 November
Rain. High 69°, low 61°.
Pressure29.83 inHg
Wind16.1 mph S
Humidity75%
Visibility3.6 mi
Dew point61°
Wed, 0464° / 54°0.26
Morning62°feels 62°
Afternoon56°feels 54°
Evening54°feels 53°
Overnight64°feels 64°
64 °
Marengo, Wednesday, 4 November
Rain. High 64°, low 54°.
Pressure29.68 inHg
Wind14.8 mph SW
Humidity75%
Visibility6.2 mi
Dew point49°
Thu, 0554° / 50°0
Morning52°feels 50°
Afternoon54°feels 52°
Evening51°feels 50°
Overnight54°feels 53°
54 °
Marengo, Thursday, 5 November
Overcast. High 54°, low 50°.
Pressure29.71 inHg
Wind12.8 mph SW
Humidity71%
Visibility6.2 mi
Dew point42°
Fri, 0653° / 46°0.04
Morning47°feels 43°
Afternoon52°feels 50°
Evening49°feels 45°
Overnight49°feels 46°
53 °
Marengo, Friday, 6 November
Light rain. High 53°, low 46°.
Pressure29.88 inHg
Wind10.1 mph N
Humidity76%
Visibility—
Dew point44°
Sat, 0751° / 46°0.01
Morning47°feels 45°
Afternoon51°feels 49°
Evening49°feels 48°
Overnight47°feels 45°
51 °
Marengo, Saturday, 7 November
Light rain. High 51°, low 46°.
Pressure29.97 inHg
Wind7 mph W
Humidity71%
Visibility—
Dew point41°
Sun, 0847° / 37°0.02
Morning45°feels 39°
Afternoon46°feels 41°
Evening40°feels 35°
Overnight39°feels 35°
47 °
Marengo, Sunday, 8 November
Light rain. High 47°, low 37°.
Pressure29.80 inHg
Wind14 mph N
Humidity54%
Visibility—
Dew point31°
Mon, 0950° / 34°0
Morning42°feels 39°
Afternoon48°feels 44°
Evening42°feels 38°
Overnight41°feels 37°
50 °
Marengo, Monday, 9 November
Overcast. High 50°, low 34°.
Pressure29.97 inHg
Wind11 mph W
Humidity52%
Visibility—
Dew point31°
Tue, 1053° / 38°0
Morning42°feels 36°
Afternoon50°feels 47°
Evening44°feels 42°
Overnight42°feels 40°
53 °
Marengo, Tuesday, 10 November
Mostly clear. High 53°, low 38°.
Pressure30.06 inHg
Wind12.8 mph N
Humidity46%
Visibility—
Dew point29°
Wed, 1152° / 41°0
Morning44°feels 40°
Afternoon51°feels 48°
Evening44°feels 39°
Overnight42°feels 36°
52 °
Marengo, Wednesday, 11 November
Overcast. High 52°, low 41°.
Pressure29.91 inHg
Wind14.1 mph SW
Humidity56%
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 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.