10-day forecast for Marengo, OH: 55° to 86°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Sunday, August 9
86° · 1.39 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 66°1.39
Morning69°feels 70°
Afternoon85°feels 93°
Evening80°feels 80°
Overnight73°feels 73°
86 °
Marengo, Monday, 10 August
Heavy rain. High 86°, low 66°.
Pressure30.00 inHg
Wind15.4 mph SW
Humidity82%
Visibility6.2 mi
Dew point70°
Tue, 1184° / 64°0.88
Morning70°feels 71°
Afternoon79°feels 79°
Evening65°feels 65°
Overnight70°feels 71°
84 °
Marengo, Tuesday, 11 August
Heavy rain. High 84°, low 64°.
Pressure29.94 inHg
Wind9.3 mph S
Humidity91%
Visibility6.2 mi
Dew point70°
Wed, 1279° / 65°0.35
Morning69°feels 70°
Afternoon77°feels 78°
Evening71°feels 72°
Overnight65°feels 66°
79 °
Marengo, Wednesday, 12 August
Rain. High 79°, low 65°.
Pressure29.80 inHg
Wind4.4 mph NW
Humidity87%
Visibility6.2 mi
Dew point70°
Thu, 1375° / 61°0.01
Morning66°feels 67°
Afternoon73°feels 73°
Evening65°feels 65°
Overnight64°feels 65°
75 °
Marengo, Thursday, 13 August
Light rain. High 75°, low 61°.
Pressure29.97 inHg
Wind11.6 mph N
Humidity67%
Visibility—
Dew point61°
Fri, 1472° / 57°0
Morning62°feels 62°
Afternoon70°feels 70°
Evening62°feels 62°
Overnight58°feels 57°
72 °
Marengo, Friday, 14 August
Overcast. High 72°, low 57°.
Pressure30.12 inHg
Wind10.1 mph N
Humidity61%
Visibility—
Dew point56°
Sat, 1572° / 55°0
Morning61°feels 61°
Afternoon70°feels 69°
Evening62°feels 62°
Overnight56°feels 56°
72 °
Marengo, Saturday, 15 August
Overcast. High 72°, low 55°.
Pressure30.27 inHg
Wind8.2 mph NE
Humidity57%
Visibility—
Dew point53°
Sun, 1669° / 55°0.02
Morning58°feels 57°
Afternoon60°feels 60°
Evening63°feels 62°
Overnight59°feels 58°
69 °
Marengo, Sunday, 16 August
Light rain. High 69°, low 55°.
Pressure30.18 inHg
Wind9.4 mph SE
Humidity80%
Visibility—
Dew point53°
Mon, 1776° / 57°0.02
Morning65°feels 65°
Afternoon73°feels 74°
Evening67°feels 68°
Overnight63°feels 64°
76 °
Marengo, Monday, 17 August
Light rain. High 76°, low 57°.
Pressure30.06 inHg
Wind6.9 mph NW
Humidity68%
Visibility—
Dew point61°
Tue, 1879° / 60°0
Morning68°feels 68°
Afternoon77°feels 78°
Evening71°feels 71°
Overnight66°feels 66°
79 °
Marengo, Tuesday, 18 August
Clear. High 79°, low 60°.
Pressure30.06 inHg
Wind6.4 mph E
Humidity60%
Visibility—
Dew point61°
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, OH 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.