10-day forecast for Marengo, IA: 44° to 71°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Sunday, November 1
61° · 1.16 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0166° / 53°0
Morning54°feels 54°
Afternoon65°feels 65°
Evening59°feels 59°
Overnight55°feels 55°
66 °
Marengo, Sunday, 1 November
Overcast. High 66°, low 53°.
Pressure30.24 inHg
Wind14.5 mph SE
Humidity69%
Visibility6.2 mi
Dew point55°
Mon, 0265° / 53°0.3
Morning54°feels 53°
Afternoon65°feels 65°
Evening63°feels 63°
Overnight57°feels 57°
65 °
Marengo, Monday, 2 November
Rain. High 65°, low 53°.
Pressure29.88 inHg
Wind17.6 mph SE
Humidity79%
Visibility2.5 mi
Dew point54°
Tue, 0371° / 61°1.14
Morning65°feels 65°
Afternoon71°feels 71°
Evening63°feels 62°
Overnight63°feels 63°
71 °
Marengo, Tuesday, 3 November
Heavy rain. High 71°, low 61°.
Pressure29.68 inHg
Wind15.5 mph S
Humidity90%
Visibility6.1 mi
Dew point63°
Wed, 0460° / 54°0.04
Morning57°feels 57°
Afternoon58°feels 57°
Evening55°feels 54°
Overnight60°feels 60°
60 °
Marengo, Wednesday, 4 November
Light rain. High 60°, low 54°.
Pressure29.62 inHg
Wind10.7 mph SW
Humidity80%
Visibility6.2 mi
Dew point52°
Thu, 0557° / 53°0.04
Morning54°feels 53°
Afternoon56°feels 55°
Evening54°feels 53°
Overnight53°feels 52°
57 °
Marengo, Thursday, 5 November
Light rain. High 57°, low 53°.
Pressure29.68 inHg
Wind13.2 mph W
Humidity78%
Visibility—
Dew point49°
Fri, 0654° / 50°0
Morning51°feels 48°
Afternoon53°feels 51°
Evening52°feels 50°
Overnight51°feels 49°
54 °
Marengo, Friday, 6 November
Overcast. High 54°, low 50°.
Pressure29.97 inHg
Wind8.8 mph NW
Humidity75%
Visibility—
Dew point45°
Sat, 0757° / 49°0
Morning52°feels 50°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight49°feels 47°
57 °
Marengo, Saturday, 7 November
Overcast. High 57°, low 49°.
Pressure29.77 inHg
Wind5.6 mph E
Humidity54%
Visibility—
Dew point39°
Sun, 0856° / 45°0
Morning48°feels 45°
Afternoon55°feels 54°
Evening50°feels 48°
Overnight46°feels 42°
56 °
Marengo, Sunday, 8 November
Overcast. High 56°, low 45°.
Pressure29.88 inHg
Wind14.7 mph NW
Humidity65%
Visibility—
Dew point43°
Mon, 0954° / 44°0
Morning47°feels 44°
Afternoon52°feels 49°
Evening46°feels 43°
Overnight44°feels 41°
54 °
Marengo, Monday, 9 November
Overcast. High 54°, low 44°.
Pressure29.97 inHg
Wind8.3 mph NW
Humidity53%
Visibility—
Dew point35°
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.