10-day forecast for Marengo, IA: 47° to 68°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Sunday, November 1
62° · 1.56 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0168° / 52°0.01
Morning55°feels 54°
Afternoon68°feels 67°
Evening60°feels 60°
Overnight55°feels 55°
68 °
Marengo, Sunday, 1 November
Light rain. High 68°, low 52°.
Pressure30.24 inHg
Wind7.9 mph SE
Humidity73%
Visibility6.2 mi
Dew point54°
Mon, 0263° / 57°0.42
Morning57°feels 57°
Afternoon63°feels 63°
Evening61°feels 61°
Overnight59°feels 58°
63 °
Marengo, Monday, 2 November
Rain. High 63°, low 57°.
Pressure29.94 inHg
Wind13.8 mph SE
Humidity88%
Visibility6.2 mi
Dew point56°
Tue, 0368° / 62°1.32
Morning63°feels 64°
Afternoon66°feels 66°
Evening64°feels 65°
Overnight62°feels 63°
68 °
Marengo, Tuesday, 3 November
Heavy rain. High 68°, low 62°.
Pressure29.80 inHg
Wind12.6 mph S
Humidity95%
Visibility1.9 mi
Dew point64°
Wed, 0463° / 51°0.67
Morning55°feels 54°
Afternoon52°feels 51°
Evening51°feels 51°
Overnight62°feels 62°
63 °
Marengo, Wednesday, 4 November
Rain. High 63°, low 51°.
Pressure29.85 inHg
Wind14.6 mph N
Humidity91%
Visibility—
Dew point50°
Thu, 0554° / 49°1.41
Morning53°feels 53°
Afternoon53°feels 53°
Evening52°feels 51°
Overnight50°feels 47°
54 °
Marengo, Thursday, 5 November
Rain. High 54°, low 49°.
Pressure29.74 inHg
Wind14 mph NE
Humidity95%
Visibility—
Dew point52°
Fri, 0661° / 47°0
Morning50°feels 48°
Afternoon59°feels 57°
Evening53°feels 52°
Overnight51°feels 49°
61 °
Marengo, Friday, 6 November
Overcast. High 61°, low 47°.
Pressure29.97 inHg
Wind7.4 mph SE
Humidity65%
Visibility—
Dew point46°
Sat, 0760° / 50°0
Morning53°feels 51°
Afternoon58°feels 56°
Evening53°feels 52°
Overnight51°feels 49°
60 °
Marengo, Saturday, 7 November
Overcast. High 60°, low 50°.
Pressure29.94 inHg
Wind8.3 mph E
Humidity67%
Visibility—
Dew point46°
Sun, 0858° / 52°0.04
Morning54°feels 53°
Afternoon57°feels 56°
Evening56°feels 55°
Overnight54°feels 53°
58 °
Marengo, Sunday, 8 November
Light rain. High 58°, low 52°.
Pressure30.00 inHg
Wind11.3 mph NE
Humidity77%
Visibility—
Dew point49°
Mon, 0963° / 49°0
Morning53°feels 49°
Afternoon61°feels 59°
Evening55°feels 53°
Overnight52°feels 50°
63 °
Marengo, Monday, 9 November
Mostly clear. High 63°, low 49°.
Pressure29.97 inHg
Wind8.5 mph NE
Humidity55%
Visibility—
Dew point44°
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.