10-day forecast for Marathon, IA: 21° to 58°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
57°
Best day: Wednesday, November 18
56° · 0.72 in
Worst day: Saturday, November 21
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1549° / 22°0
Morning27°feels 20°
Afternoon49°feels 44°
Evening33°feels 25°
Overnight27°feels 21°
49 °
Marathon, Sunday, 15 November
Clear. High 49°, low 22°.
Pressure30.42 inHg
Wind9 mph S
Humidity61%
Visibility6.2 mi
Dew point29°
Mon, 1653° / 29°0
Morning35°feels 26°
Afternoon53°feels 50°
Evening44°feels 38°
Overnight30°feels 21°
53 °
Marathon, Monday, 16 November
Clear. High 53°, low 29°.
Pressure30.36 inHg
Wind14.3 mph SW
Humidity56%
Visibility6.2 mi
Dew point35°
Tue, 1754° / 39°0
Morning40°feels 33°
Afternoon54°feels 51°
Evening48°feels 42°
Overnight42°feels 34°
54 °
Marathon, Tuesday, 17 November
Overcast. High 54°, low 39°.
Pressure30.24 inHg
Wind15.3 mph S
Humidity59%
Visibility6.2 mi
Dew point37°
Wed, 1857° / 44°0
Morning48°feels 41°
Afternoon57°feels 55°
Evening54°feels 53°
Overnight45°feels 38°
57 °
Marathon, Wednesday, 18 November
Overcast. High 57°, low 44°.
Pressure29.97 inHg
Wind18.1 mph S
Humidity64%
Visibility6.2 mi
Dew point43°
Thu, 1952° / 37°0
Morning45°feels 40°
Afternoon46°feels 41°
Evening40°feels 37°
Overnight39°feels 36°
52 °
Marathon, Thursday, 19 November
Overcast. High 52°, low 37°.
Pressure30.33 inHg
Wind13.1 mph NW
Humidity58%
Visibility—
Dew point32°
Fri, 2058° / 34°0.09
Morning38°feels 33°
Afternoon49°feels 45°
Evening57°feels 56°
Overnight53°feels 52°
58 °
Marathon, Friday, 20 November
Light rain. High 58°, low 34°.
Pressure30.09 inHg
Wind15.2 mph S
Humidity79%
Visibility—
Dew point40°
Sat, 2156° / 40°0.72
Morning52°feels 49°
Afternoon46°feels 39°
Evening42°feels 33°
Overnight43°feels 35°
56 °
Marathon, Saturday, 21 November
Rain. High 56°, low 40°.
Pressure29.77 inHg
Wind21 mph NW
Humidity91%
Visibility—
Dew point46°
Sun, 2239° / 31°0.03
Morning37°feels 26°
Afternoon38°feels 28°
Evening34°feels 25°
Overnight32°feels 23°
39 °
Marathon, Sunday, 22 November
Light rain. High 39°, low 31°.
Pressure30.30 inHg
Wind22.3 mph NW
Humidity59%
Visibility—
Dew point25°
Mon, 2335° / 26°0
Morning28°feels 21°
Afternoon33°feels 26°
Evening28°feels 22°
Overnight27°feels 19°
35 °
Marathon, Monday, 23 November
Clear. High 35°, low 26°.
Pressure30.56 inHg
Wind9.1 mph NE
Humidity40%
Visibility—
Dew point11°
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 Marathon, 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.