10-day forecast for Marathon, IA: 43° to 68°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Sunday, November 1
58° · 0.67 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2657° / 43°0.07
Morning44°feels 38°
Afternoon57°feels 55°
Evening51°feels 50°
Overnight46°feels 41°
57 °
Marathon, Monday, 26 October
Light rain. High 57°, low 43°.
Pressure30.33 inHg
Wind11.8 mph E
Humidity55%
Visibility6.2 mi
Dew point37°
Tue, 2764° / 51°0.11
Morning55°feels 54°
Afternoon61°feels 60°
Evening60°feels 60°
Overnight57°feels 56°
64 °
Marathon, Tuesday, 27 October
Rain. High 64°, low 51°.
Pressure30.09 inHg
Wind7.1 mph SW
Humidity68%
Visibility6.2 mi
Dew point46°
Wed, 2867° / 56°0.26
Morning58°feels 58°
Afternoon67°feels 67°
Evening61°feels 61°
Overnight60°feels 59°
67 °
Marathon, Wednesday, 28 October
Rain. High 67°, low 56°.
Pressure30.00 inHg
Wind12.3 mph S
Humidity83%
Visibility6.2 mi
Dew point57°
Thu, 2964° / 51°0.03
Morning54°feels 54°
Afternoon61°feels 60°
Evening55°feels 53°
Overnight57°feels 57°
64 °
Marathon, Thursday, 29 October
Light rain. High 64°, low 51°.
Pressure30.15 inHg
Wind5.5 mph N
Humidity73%
Visibility6.2 mi
Dew point51°
Fri, 3061° / 47°0.45
Morning51°feels 48°
Afternoon60°feels 59°
Evening58°feels 58°
Overnight56°feels 55°
61 °
Marathon, Friday, 30 October
Rain. High 61°, low 47°.
Pressure30.15 inHg
Wind10.2 mph SE
Humidity77%
Visibility—
Dew point51°
Sat, 3158° / 56°0.67
Morning58°feels 58°
Afternoon57°feels 57°
Evening56°feels 56°
Overnight57°feels 57°
58 °
Marathon, Saturday, 31 October
Rain. High 58°, low 56°.
Pressure30.00 inHg
Wind10.8 mph W
Humidity93%
Visibility—
Dew point56°
Sun, 0167° / 53°0.01
Morning56°feels 56°
Afternoon64°feels 63°
Evening60°feels 60°
Overnight58°feels 57°
67 °
Marathon, Sunday, 1 November
Light rain. High 67°, low 53°.
Pressure30.06 inHg
Wind6.4 mph S
Humidity67%
Visibility—
Dew point51°
Mon, 0268° / 55°0.02
Morning57°feels 57°
Afternoon63°feels 62°
Evening67°feels 66°
Overnight61°feels 59°
68 °
Marathon, Monday, 2 November
Light rain. High 68°, low 55°.
Pressure29.62 inHg
Wind21.9 mph S
Humidity85%
Visibility—
Dew point56°
Tue, 0359° / 51°0
Morning53°feels 51°
Afternoon57°feels 55°
Evening53°feels 50°
Overnight51°feels 48°
59 °
Marathon, Tuesday, 3 November
Clear. High 59°, low 51°.
Pressure29.85 inHg
Wind21.8 mph W
Humidity44%
Visibility—
Dew point35°
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.