10-day forecast for Marcus, SD: 64° to 100°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Saturday, August 8
93° · 0.19 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0993° / 66°0
Morning71°feels 71°
Afternoon91°feels 88°
Evening85°feels 82°
Overnight72°feels 70°
93 °
Marcus, Sunday, 9 August
Overcast. High 93°, low 66°.
Pressure29.80 inHg
Wind14 mph E
Humidity33%
Visibility6.2 mi
Dew point55°
Mon, 10100° / 67°0.03
Morning78°feels 78°
Afternoon98°feels 97°
Evening78°feels 78°
Overnight71°feels 70°
100 °
Marcus, Monday, 10 August
Light rain. High 100°, low 67°.
Pressure29.74 inHg
Wind9.4 mph SE
Humidity33%
Visibility6.2 mi
Dew point60°
Tue, 1192° / 67°0.01
Morning72°feels 72°
Afternoon90°feels 88°
Evening84°feels 82°
Overnight68°feels 68°
92 °
Marcus, Tuesday, 11 August
Light rain. High 92°, low 67°.
Pressure29.85 inHg
Wind9.6 mph E
Humidity38%
Visibility6.2 mi
Dew point57°
Wed, 1291° / 69°0.02
Morning78°feels 78°
Afternoon89°feels 87°
Evening78°feels 79°
Overnight74°feels 73°
91 °
Marcus, Wednesday, 12 August
Light rain. High 91°, low 69°.
Pressure29.77 inHg
Wind8.9 mph SE
Humidity28%
Visibility6.2 mi
Dew point54°
Thu, 1384° / 65°0.07
Morning68°feels 68°
Afternoon78°feels 77°
Evening82°feels 81°
Overnight74°feels 73°
84 °
Marcus, Thursday, 13 August
Light rain. High 84°, low 65°.
Pressure30.03 inHg
Wind14.9 mph E
Humidity40%
Visibility—
Dew point49°
Fri, 1493° / 68°0.19
Morning74°feels 73°
Afternoon89°feels 88°
Evening89°feels 88°
Overnight73°feels 74°
93 °
Marcus, Friday, 14 August
Rain. High 93°, low 68°.
Pressure29.91 inHg
Wind26.7 mph S
Humidity37%
Visibility—
Dew point56°
Sat, 1593° / 70°0.02
Morning75°feels 75°
Afternoon88°feels 87°
Evening90°feels 88°
Overnight80°feels 80°
93 °
Marcus, Saturday, 15 August
Light rain. High 93°, low 70°.
Pressure29.97 inHg
Wind17.8 mph S
Humidity39%
Visibility—
Dew point57°
Sun, 1695° / 74°0.01
Morning79°feels 79°
Afternoon92°feels 91°
Evening92°feels 89°
Overnight81°feels 80°
95 °
Marcus, Sunday, 16 August
Light rain. High 95°, low 74°.
Pressure29.91 inHg
Wind14.1 mph NW
Humidity32%
Visibility—
Dew point56°
Mon, 1795° / 73°0
Morning78°feels 78°
Afternoon92°feels 89°
Evening90°feels 88°
Overnight77°feels 77°
95 °
Marcus, Monday, 17 August
Light rain. High 95°, low 73°.
Pressure29.94 inHg
Wind15.9 mph SE
Humidity29%
Visibility—
Dew point53°
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 Marcus, SD 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.