10-day forecast for Marcus, IA: 57° to 104°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
104°
Best day: Monday, August 10
84° · 0.07 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0984° / 69°0.07
Morning72°feels 73°
Afternoon81°feels 80°
Evening83°feels 83°
Overnight70°feels 71°
84 °
Marcus, Sunday, 9 August
Light rain. High 84°, low 69°.
Pressure29.71 inHg
Wind7 mph NW
Humidity36%
Visibility6.2 mi
Dew point62°
Mon, 10104° / 67°0.03
Morning70°feels 71°
Afternoon97°feels 97°
Evening94°feels 91°
Overnight71°feels 72°
104 °
Marcus, Monday, 10 August
Light rain. High 104°, low 67°.
Pressure29.80 inHg
Wind7.7 mph SE
Humidity38%
Visibility6.2 mi
Dew point63°
Tue, 1198° / 67°0.01
Morning73°feels 73°
Afternoon96°feels 96°
Evening89°feels 88°
Overnight72°feels 72°
98 °
Marcus, Tuesday, 11 August
Light rain. High 98°, low 67°.
Pressure29.77 inHg
Wind11.3 mph N
Humidity36%
Visibility6.2 mi
Dew point61°
Wed, 1297° / 66°0.02
Morning68°feels 69°
Afternoon97°feels 96°
Evening88°feels 88°
Overnight73°feels 73°
97 °
Marcus, Wednesday, 12 August
Light rain. High 97°, low 66°.
Pressure29.83 inHg
Wind10.2 mph SE
Humidity32%
Visibility6.2 mi
Dew point58°
Thu, 1387° / 61°0.07
Morning68°feels 67°
Afternoon84°feels 82°
Evening80°feels 78°
Overnight67°feels 66°
87 °
Marcus, Thursday, 13 August
Light rain. High 87°, low 61°.
Pressure29.97 inHg
Wind15.4 mph NE
Humidity28%
Visibility—
Dew point45°
Fri, 1489° / 57°0
Morning65°feels 63°
Afternoon85°feels 82°
Evening82°feels 79°
Overnight65°feels 64°
89 °
Marcus, Friday, 14 August
Clear. High 89°, low 57°.
Pressure30.15 inHg
Wind12.9 mph S
Humidity22%
Visibility—
Dew point38°
Sat, 1589° / 58°0
Morning66°feels 65°
Afternoon85°feels 83°
Evening79°feels 79°
Overnight70°feels 70°
89 °
Marcus, Saturday, 15 August
Overcast. High 89°, low 58°.
Pressure30.12 inHg
Wind15.1 mph S
Humidity32%
Visibility—
Dew point49°
Sun, 1697° / 67°0.01
Morning75°feels 76°
Afternoon92°feels 94°
Evening87°feels 89°
Overnight79°feels 81°
97 °
Marcus, Sunday, 16 August
Light rain. High 97°, low 67°.
Pressure29.97 inHg
Wind12.9 mph S
Humidity40%
Visibility—
Dew point62°
Mon, 1795° / 69°0.07
Morning76°feels 77°
Afternoon91°feels 92°
Evening87°feels 86°
Overnight75°feels 75°
95 °
Marcus, Monday, 17 August
Light rain. High 95°, low 69°.
Pressure29.97 inHg
Wind14 mph N
Humidity40%
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 Marcus, 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.