10-day forecast for Marietta, SC: 69° to 101°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Tuesday, August 11
76° · 0.28 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 72°0
Morning74°feels 75°
Afternoon89°feels 89°
Evening79°feels 79°
Overnight73°feels 74°
89 °
Marietta, Monday, 10 August
Light rain. High 89°, low 72°.
Pressure30.09 inHg
Wind4.2 mph W
Humidity43%
Visibility6.2 mi
Dew point65°
Tue, 1198° / 71°0
Morning75°feels 75°
Afternoon96°feels 98°
Evening82°feels 84°
Overnight72°feels 73°
98 °
Marietta, Tuesday, 11 August
Light rain. High 98°, low 71°.
Pressure30.03 inHg
Wind3 mph W
Humidity41%
Visibility6.2 mi
Dew point65°
Wed, 1299° / 72°0.04
Morning76°feels 77°
Afternoon99°feels 100°
Evening76°feels 77°
Overnight74°feels 75°
99 °
Marietta, Wednesday, 12 August
Light rain. High 99°, low 72°.
Pressure29.91 inHg
Wind4.2 mph W
Humidity37%
Visibility6.2 mi
Dew point64°
Thu, 1391° / 72°0.02
Morning79°feels 80°
Afternoon90°feels 93°
Evening82°feels 86°
Overnight74°feels 75°
91 °
Marietta, Thursday, 13 August
Light rain. High 91°, low 72°.
Pressure29.91 inHg
Wind4.7 mph N
Humidity44%
Visibility—
Dew point64°
Fri, 1495° / 72°0.2
Morning80°feels 83°
Afternoon92°feels 97°
Evening77°feels 78°
Overnight73°feels 74°
95 °
Marietta, Friday, 14 August
Light rain. High 95°, low 72°.
Pressure30.00 inHg
Wind13.2 mph W
Humidity42%
Visibility—
Dew point66°
Sat, 1576° / 69°0.28
Morning71°feels 72°
Afternoon76°feels 77°
Evening74°feels 76°
Overnight71°feels 72°
76 °
Marietta, Saturday, 15 August
Rain. High 76°, low 69°.
Pressure30.18 inHg
Wind3.7 mph E
Humidity92%
Visibility—
Dew point72°
Sun, 1688° / 71°0.19
Morning77°feels 80°
Afternoon87°feels 94°
Evening80°feels 84°
Overnight73°feels 74°
88 °
Marietta, Sunday, 16 August
Light rain. High 88°, low 71°.
Pressure30.09 inHg
Wind3.9 mph W
Humidity60%
Visibility—
Dew point70°
Mon, 17101° / 71°0.08
Morning81°feels 83°
Afternoon99°feels 101°
Evening83°feels 86°
Overnight75°feels 76°
101 °
Marietta, Monday, 17 August
Light rain. High 101°, low 71°.
Pressure29.88 inHg
Wind12.5 mph N
Humidity29%
Visibility—
Dew point60°
Tue, 1891° / 71°0.04
Morning78°feels 78°
Afternoon90°feels 91°
Evening80°feels 81°
Overnight73°feels 73°
91 °
Marietta, Tuesday, 18 August
Light rain. High 91°, low 71°.
Pressure29.94 inHg
Wind6.1 mph NE
Humidity39%
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 Marietta, SC 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.