10-day forecast for Marietta, OH: 55° to 88°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Tuesday, August 18
82° · 1.82 in
Worst day: Wednesday, August 12
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 69°0.36
Morning71°feels 72°
Afternoon82°feels 84°
Evening80°feels 83°
Overnight71°feels 73°
88 °
Marietta, Monday, 10 August
Heavy rain. High 88°, low 69°.
Pressure30.00 inHg
Wind8.6 mph SW
Humidity65%
Visibility6.2 mi
Dew point69°
Tue, 1185° / 67°0.87
Morning68°feels 69°
Afternoon80°feels 83°
Evening77°feels 79°
Overnight70°feels 71°
85 °
Marietta, Tuesday, 11 August
Heavy rain. High 85°, low 67°.
Pressure30.00 inHg
Wind6.9 mph W
Humidity65%
Visibility6.2 mi
Dew point68°
Wed, 1282° / 66°1.82
Morning67°feels 68°
Afternoon81°feels 85°
Evening79°feels 79°
Overnight66°feels 67°
82 °
Marietta, Wednesday, 12 August
Heavy rain. High 82°, low 66°.
Pressure29.83 inHg
Wind10.7 mph SW
Humidity82%
Visibility6.2 mi
Dew point70°
Thu, 1386° / 69°0.01
Morning69°feels 70°
Afternoon84°feels 84°
Evening73°feels 73°
Overnight71°feels 72°
86 °
Marietta, Thursday, 13 August
Light rain. High 86°, low 69°.
Pressure29.97 inHg
Wind4.6 mph NE
Humidity43%
Visibility—
Dew point58°
Fri, 1473° / 61°0.65
Morning63°feels 64°
Afternoon64°feels 64°
Evening68°feels 68°
Overnight65°feels 65°
73 °
Marietta, Friday, 14 August
Rain. High 73°, low 61°.
Pressure30.06 inHg
Wind5.5 mph NE
Humidity96%
Visibility—
Dew point62°
Sat, 1579° / 55°0
Morning64°feels 63°
Afternoon77°feels 76°
Evening64°feels 64°
Overnight59°feels 58°
79 °
Marietta, Saturday, 15 August
Overcast. High 79°, low 55°.
Pressure30.24 inHg
Wind6.9 mph NE
Humidity37%
Visibility—
Dew point48°
Sun, 1678° / 56°0.02
Morning65°feels 65°
Afternoon76°feels 76°
Evening63°feels 63°
Overnight59°feels 59°
78 °
Marietta, Sunday, 16 August
Light rain. High 78°, low 56°.
Pressure30.03 inHg
Wind5.5 mph E
Humidity55%
Visibility—
Dew point58°
Mon, 1781° / 56°0
Morning65°feels 64°
Afternoon78°feels 78°
Evening69°feels 69°
Overnight62°feels 62°
81 °
Marietta, Monday, 17 August
Overcast. High 81°, low 56°.
Pressure30.03 inHg
Wind6.4 mph NW
Humidity45%
Visibility—
Dew point54°
Tue, 1885° / 59°0
Morning69°feels 69°
Afternoon82°feels 82°
Evening72°feels 72°
Overnight66°feels 66°
85 °
Marietta, Tuesday, 18 August
Clear. High 85°, low 59°.
Pressure30.03 inHg
Wind3.1 mph NE
Humidity44%
Visibility—
Dew point57°
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 Marietta, 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.