10-day forecast for Marengo, IA: 38° to 66°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Sunday, November 1
66° · 1.1 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0265° / 56°0.34
Morning56°feels 56°
Afternoon62°feels 62°
Evening65°feels 65°
Overnight58°feels 58°
65 °
Marengo, Monday, 2 November
Rain. High 65°, low 56°.
Pressure29.85 inHg
Wind14.4 mph SE
Humidity94%
Visibility4.7 mi
Dew point58°
Tue, 0366° / 55°1.1
Morning65°feels 65°
Afternoon64°feels 64°
Evening57°feels 56°
Overnight65°feels 65°
66 °
Marengo, Tuesday, 3 November
Heavy rain. High 66°, low 55°.
Pressure29.65 inHg
Wind15.1 mph S
Humidity94%
Visibility1.5 mi
Dew point64°
Wed, 0455° / 50°0.03
Morning53°feels 52°
Afternoon54°feels 52°
Evening50°feels 49°
Overnight51°feels 49°
55 °
Marengo, Wednesday, 4 November
Light rain. High 55°, low 50°.
Pressure29.65 inHg
Wind12.9 mph SW
Humidity68%
Visibility6.2 mi
Dew point44°
Thu, 0553° / 49°0.07
Morning51°feels 47°
Afternoon52°feels 51°
Evening53°feels 51°
Overnight51°feels 49°
53 °
Marengo, Thursday, 5 November
Light rain. High 53°, low 49°.
Pressure29.74 inHg
Wind14.2 mph NW
Humidity80%
Visibility—
Dew point46°
Fri, 0655° / 42°0
Morning45°feels 41°
Afternoon53°feels 51°
Evening49°feels 46°
Overnight47°feels 42°
55 °
Marengo, Friday, 6 November
Overcast. High 55°, low 42°.
Pressure30.00 inHg
Wind9.1 mph NW
Humidity58%
Visibility—
Dew point38°
Sat, 0761° / 42°0
Morning46°feels 42°
Afternoon57°feels 55°
Evening52°feels 49°
Overnight46°feels 42°
61 °
Marengo, Saturday, 7 November
Overcast. High 61°, low 42°.
Pressure29.68 inHg
Wind15.3 mph NW
Humidity56%
Visibility—
Dew point40°
Sun, 0848° / 41°0.01
Morning44°feels 37°
Afternoon47°feels 40°
Evening42°feels 35°
Overnight42°feels 35°
48 °
Marengo, Sunday, 8 November
Light rain. High 48°, low 41°.
Pressure29.74 inHg
Wind18.1 mph NW
Humidity56%
Visibility—
Dew point32°
Mon, 0953° / 38°0
Morning44°feels 38°
Afternoon49°feels 47°
Evening45°feels 41°
Overnight43°feels 38°
53 °
Marengo, Monday, 9 November
Mostly clear. High 53°, low 38°.
Pressure29.97 inHg
Wind14.7 mph NW
Humidity58%
Visibility—
Dew point35°
Tue, 1050° / 40°0
Morning43°feels 37°
Afternoon48°feels 42°
Evening42°feels 37°
Overnight40°feels 34°
50 °
Marengo, Tuesday, 10 November
Overcast. High 50°, low 40°.
Pressure30.15 inHg
Wind14.2 mph NW
Humidity57%
Visibility—
Dew point33°
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, IA 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.