What is the weather in Marathon right now?

Current weather in Marathon is overcast clouds.

Where can I find the hourly weather forecast for Marathon?

This page shows hourly weather forecast for Marathon, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Marathon updated regularly?

Weather data for Marathon is updated regularly with the latest available observations and forecasts.

Now · 9:06 AM

Marathon Weather & Hourly Forecast

United States · Iowa · 50565

54°F

Overcast

Feels like: 49°F

💧 Humidity 89% 🌡 Pressure 30.30 inHg 💨 Wind 8 mph 👁 Visibility 14.1 mi ☁ Clouds 100% ☀️ UV index 0.2 · Low 🌅 Sunrise 7:06 AM 🌇 Sunset 7:18 PM

Hourly Forecast for Marathon

Today

10:00 AM

Mostly cloudy

54° 💧 0.000 in 💨 9 mph H 84%30.30 inHg

1:00 PM

Overcast

60° 💧 0.002 in 💨 9 mph H 73%30.30 inHg

4:00 PM

Overcast

62° 💧 0.002 in 💨 9 mph H 70%30.24 inHg

7:00 PM

Overcast

59° 💧 None 💨 9 mph H 77%30.24 inHg

10:00 PM

Overcast night

57° 💧 None 💨 9 mph H 80%30.30 inHg

Tomorrow

1:00 AM

Overcast night

56° 💧 0.001 in 💨 8 mph H 75%30.33 inHg

4:00 AM

Overcast night

55° 💧 None 💨 8 mph H 77%30.33 inHg

7:00 AM

Mostly cloudy night

52° 💧 None 💨 7 mph H 85%30.36 inHg

10:00 AM

Overcast

56° 💧 None 💨 8 mph H 76%30.36 inHg

1:00 PM

Mostly cloudy

62° 💧 None 💨 9 mph H 64%30.36 inHg

4:00 PM

Mostly cloudy

65° 💧 None 💨 10 mph H 60%30.27 inHg

7:00 PM

Partly cloudy

62° 💧 None 💨 8 mph H 68%30.27 inHg

10:00 PM

Mostly cloudy night

58° 💧 None 💨 9 mph H 78%30.30 inHg

Thursday

1:00 AM

Partly cloudy night

57° 💧 None 💨 8 mph H 83%30.30 inHg

4:00 AM

Overcast night

55° 💧 0.002 in 💨 9 mph H 89%30.27 inHg

7:00 AM

Light rain

56° 💧 0.127 in 💨 9 mph H 94%30.27 inHg

Today

10:00 AM

Mostly cloudy

54° 💧 0.000 in 💨 9 mph H 84%30.30 inHg

11:00 AM

Mostly cloudy

57° 💧 None 💨 10 mph H 77%30.33 inHg

12:00 PM

Overcast

59° 💧 None 💨 8 mph H 75%30.30 inHg

1:00 PM

Overcast

60° 💧 None 💨 9 mph H 73%30.30 inHg

2:00 PM

Overcast

60° 💧 0.000 in 💨 9 mph H 73%30.27 inHg

3:00 PM

Overcast

61° 💧 0.001 in 💨 9 mph H 70%30.27 inHg

4:00 PM

Overcast

62° 💧 0.001 in 💨 9 mph H 70%30.24 inHg

5:00 PM

Overcast

61° 💧 0.000 in 💨 10 mph H 71%30.24 inHg

6:00 PM

Overcast

61° 💧 0.000 in 💨 10 mph H 73%30.24 inHg

7:00 PM

Overcast

59° 💧 None 💨 9 mph H 77%30.24 inHg

8:00 PM

Overcast night

58° 💧 None 💨 10 mph H 79%30.27 inHg

9:00 PM

Overcast night

57° 💧 None 💨 10 mph H 80%30.30 inHg

10:00 PM

Overcast night

57° 💧 None 💨 9 mph H 80%30.30 inHg

11:00 PM

Overcast night

57° 💧 None 💨 9 mph H 78%30.33 inHg

Tomorrow

12:00 AM

Overcast night

56° 💧 None 💨 8 mph H 75%30.33 inHg

1:00 AM

Overcast night

56° 💧 None 💨 8 mph H 75%30.33 inHg

2:00 AM

Overcast night

55° 💧 0.001 in 💨 8 mph H 77%30.33 inHg

3:00 AM

Overcast night

55° 💧 None 💨 8 mph H 77%30.33 inHg

4:00 AM

Overcast night

55° 💧 None 💨 8 mph H 77%30.33 inHg

5:00 AM

Mostly cloudy night

54° 💧 None 💨 7 mph H 78%30.33 inHg

6:00 AM

Mostly cloudy night

53° 💧 None 💨 6 mph H 82%30.33 inHg

7:00 AM

Mostly cloudy night

52° 💧 None 💨 7 mph H 85%30.36 inHg

8:00 AM

Mostly cloudy

53° 💧 None 💨 8 mph H 84%30.36 inHg

9:00 AM

Mostly cloudy

55° 💧 None 💨 8 mph H 80%30.36 inHg

10:00 AM

Overcast

56° 💧 None 💨 8 mph H 76%30.36 inHg

11:00 AM

Overcast

58° 💧 None 💨 9 mph H 71%30.39 inHg

12:00 PM

Overcast

60° 💧 None 💨 9 mph H 68%30.36 inHg

1:00 PM

Mostly cloudy

62° 💧 None 💨 9 mph H 64%30.36 inHg

2:00 PM

Overcast

64° 💧 None 💨 9 mph H 61%30.33 inHg

3:00 PM

Overcast

65° 💧 None 💨 9 mph H 60%30.30 inHg

4:00 PM

Mostly cloudy

65° 💧 None 💨 10 mph H 60%30.27 inHg

5:00 PM

Mostly cloudy

65° 💧 None 💨 10 mph H 58%30.27 inHg

6:00 PM

Partly cloudy

65° 💧 None 💨 9 mph H 61%30.27 inHg

7:00 PM

Partly cloudy

62° 💧 None 💨 8 mph H 68%30.27 inHg

8:00 PM

Mostly cloudy night

60° 💧 None 💨 9 mph H 74%30.27 inHg

9:00 PM

Mostly cloudy night

59° 💧 None 💨 10 mph H 75%30.27 inHg

10:00 PM

Mostly cloudy night

58° 💧 None 💨 9 mph H 78%30.30 inHg

11:00 PM

Mostly cloudy night

57° 💧 None 💨 8 mph H 82%30.30 inHg

Thursday

12:00 AM

Overcast night

57° 💧 None 💨 8 mph H 84%30.30 inHg

1:00 AM

Partly cloudy night

57° 💧 None 💨 8 mph H 83%30.30 inHg

2:00 AM

Mostly cloudy night

56° 💧 None 💨 9 mph H 86%30.27 inHg

3:00 AM

Mostly cloudy night

56° 💧 None 💨 9 mph H 87%30.27 inHg

4:00 AM

Overcast night

55° 💧 None 💨 9 mph H 89%30.27 inHg

5:00 AM

Overcast night

55° 💧 None 💨 8 mph H 92%30.27 inHg

6:00 AM

Overcast night

56° 💧 0.002 in 💨 9 mph H 92%30.27 inHg

7:00 AM

Light rain

56° 💧 0.014 in 💨 9 mph H 94%30.27 inHg

8:00 AM

Light rain

56° 💧 0.056 in 💨 10 mph H 95%30.27 inHg

9:00 AM

Light rain

56° 💧 0.056 in 💨 10 mph H 96%30.27 inHg

10:00 AM

Light rain

57° 💧 0.058 in 💨 9 mph H 95%30.27 inHg

11:00 AM

Light rain

58° 💧 0.086 in 💨 10 mph H 95%30.27 inHg

12:00 PM

Light rain

58° 💧 0.086 in 💨 10 mph H 95%30.27 inHg

1:00 PM

Light rain

60° 💧 0.034 in 💨 12 mph H 91%30.27 inHg

2:00 PM

Overcast

64° 💧 0.004 in 💨 13 mph H 77%30.24 inHg

3:00 PM

Overcast

64° 💧 None 💨 12 mph H 77%30.21 inHg

4:00 PM

Overcast

65° 💧 None 💨 12 mph H 74%30.21 inHg

5:00 PM

Overcast

65° 💧 None 💨 10 mph H 74%30.21 inHg

6:00 PM

Overcast

64° 💧 None 💨 8 mph H 77%30.21 inHg

7:00 PM

Overcast

63° 💧 None 💨 8 mph H 80%30.21 inHg

Friday

4:00 AM

Overcast night

59° 💧 None 💨 8 mph H 94%30.21 inHg

7:00 AM

Light rain

57° 💧 None 💨 9 mph H 95%30.21 inHg

10:00 AM

Moderate rain

58° 💧 None 💨 10 mph H 96%30.24 inHg

1:00 PM

Moderate rain

60° 💧 None 💨 9 mph H 96%30.21 inHg

4:00 PM

Light rain

62° 💧 None 💨 13 mph H 91%30.15 inHg

7:00 PM

Moderate rain

61° 💧 None 💨 12 mph H 95%30.12 inHg

10:00 PM

Light rain

60° 💧 None 💨 13 mph H 96%30.12 inHg

Saturday

1:00 AM

Light rain

60° 💧 None 💨 14 mph H 96%30.06 inHg

4:00 AM

Moderate rain

61° 💧 None 💨 14 mph H 96%30.00 inHg

7:00 AM

Light rain

61° 💧 None 💨 14 mph H 96%30.00 inHg

10:00 AM

Overcast

63° 💧 None 💨 13 mph H 91%30.00 inHg

1:00 PM

Overcast

67° 💧 None 💨 15 mph H 80%29.94 inHg

4:00 PM

Overcast

71° 💧 None 💨 13 mph H 75%29.88 inHg

7:00 PM

Overcast

69° 💧 None 💨 10 mph H 85%29.91 inHg

10:00 PM

Overcast night

67° 💧 None 💨 9 mph H 91%29.94 inHg

Sunday

1:00 AM

Partly cloudy night

66° 💧 None 💨 8 mph H 96%29.94 inHg

4:00 AM

Clear night

64° 💧 None 💨 7 mph H 97%29.94 inHg

7:00 AM

Clear night

61° 💧 None 💨 5 mph H 97%29.97 inHg

10:00 AM

Sunny

66° 💧 None 💨 7 mph H 85%30.00 inHg

1:00 PM

Sunny

75° 💧 None 💨 6 mph H 71%29.94 inHg

4:00 PM

Sunny

78° 💧 None 💨 7 mph H 68%29.91 inHg

7:00 PM

Mostly sunny

72° 💧 None 💨 5 mph H 84%29.91 inHg

10:00 PM

Clear night

67° 💧 None 💨 7 mph H 92%29.94 inHg

Monday

1:00 AM

Clear night

64° 💧 None 💨 6 mph H 96%29.94 inHg

7:00 AM

Clear night

64° 💧 None 💨 6 mph H 96%29.97 inHg

1:00 PM

Overcast

62° 💧 None 💨 7 mph H 99%29.97 inHg

7:00 PM

Overcast

73° 💧 None 💨 3 mph H 73%29.97 inHg

Tuesday

1:00 AM

Partly cloudy night

70° 💧 None 💨 6 mph H 79%29.85 inHg

7:00 AM

Overcast night

63° 💧 None 💨 5 mph H 93%29.91 inHg

1:00 PM

Mostly cloudy

59° 💧 None 💨 8 mph H 95%29.88 inHg

7:00 PM

Overcast

69° 💧 None 💨 10 mph H 67%29.88 inHg

Wednesday

1:00 AM

Overcast night

65° 💧 None 💨 11 mph H 86%29.85 inHg

7:00 AM

Overcast night

62° 💧 None 💨 9 mph H 89%29.85 inHg

1:00 PM

Moderate rain

58° 💧 None 💨 12 mph H 92%29.88 inHg

7:00 PM

Moderate rain

64° 💧 None 💨 12 mph H 80%29.94 inHg

Thursday

1:00 AM

Light rain

60° 💧 None 💨 9 mph H 91%29.94 inHg

7:00 AM

Overcast night

62° 💧 None 💨 9 mph H 80%29.97 inHg

1:00 PM

Overcast

62° 💧 None 💨 9 mph H 76%29.97 inHg

7:00 PM

Overcast

70° 💧 None 💨 12 mph H 64%29.97 inHg

Friday

1:00 AM

Partly cloudy night

69° 💧 None 💨 11 mph H 76%29.94 inHg

7:00 AM

Light rain

66° 💧 None 💨 9 mph H 93%29.97 inHg

1:00 PM

Mostly sunny

64° 💧 None 💨 7 mph H 97%30.00 inHg

7:00 PM

Mostly sunny

78° 💧 None 💨 12 mph H 64%29.97 inHg

Saturday

1:00 AM

Clear night

74° 💧 None 💨 8 mph H 71%29.91 inHg

7:00 AM

Mostly clear night

68° 💧 None 💨 9 mph H 88%29.94 inHg

1:00 PM

Sunny

64° 💧 None 💨 7 mph H 93%29.94 inHg

7:00 PM

Overcast night

75° 💧 None 💨 13 mph H 70%29.88 inHg

Sunday

1:00 AM

Mostly clear night

72° 💧 None 💨 5 mph H 83%29.83 inHg

7:00 AM

Light rain

68° 💧 None 💨 11 mph H 92%29.88 inHg

1:00 PM

Overcast

59° 💧 None 💨 14 mph H 70%30.03 inHg

7:00 PM

Overcast night

62° 💧 None 💨 15 mph H 55%30.15 inHg

Monday

1:00 AM

Partly cloudy night

56° 💧 None 💨 8 mph H 55%30.21 inHg

7:00 AM

Overcast night

50° 💧 None 💨 6 mph H 74%30.27 inHg

1:00 PM

Mostly cloudy

45° 💧 None 💨 4 mph H 89%30.30 inHg

7:00 PM

Overcast night

59° 💧 None 💨 4 mph H 51%30.27 inHg

Tuesday

1:00 AM

Overcast night

55° 💧 None 💨 3 mph H 67%30.18 inHg

7:00 AM

Overcast night

50° 💧 None 💨 3 mph H 75%30.18 inHg

1:00 PM

Partly cloudy

47° 💧 None 💨 3 mph H 92%30.15 inHg

7:00 PM

Clear night

63° 💧 None 💨 5 mph H 54%30.15 inHg

Wednesday

1:00 AM

Clear night

58° 💧 None 💨 4 mph H 73%30.09 inHg

In Marathon and, more broadly, across the state of Iowa: This morning will start with mostly cloudy skies and cool temperatures ranging from 56 to 58 degrees Fahrenheit. Expect moderate northeast winds at around 11 mph, with gusts reaching up to 20 mph. There is a high likelihood of rain, with possible accumulation totaling around half an inch. As the day progresses into the afternoon, the clouds will remain, and temperatures will stay within the same cool range. The wind will continue to blow from the northeast, maintaining similar speeds and gusts. Overall, the weather remains unsettled, making it a good idea to carry an umbrella if you're heading outdoors. Conditions will stay relatively cool and breezy throughout the day, with rain chances persisting into the afternoon hours.

15-Day Weather Outlook for Marathon

TomorrowTomorrow

Overcast 65°/52° 💧 None 💨 10 mph

Thursday, Sep 24Thu Sep 24

Overcast 65°/55° 💧 None 💨 13 mph

Friday, Sep 25Fri Sep 25

Moderate rain 62°/57° 💧 0.914 in 💨 13 mph

Saturday, Sep 26Sat Sep 26

Moderate rain 71°/60° 💧 0.583 in 💨 15 mph

Sunday, Sep 27Sun Sep 27

Partly cloudy 78°/61° 💧 0.001 in 💨 8 mph

Monday, Sep 28Mon Sep 28

Overcast 73°/62° 💧 None 💨 7 mph

Tuesday, Sep 29Tue Sep 29

Partly cloudy 70°/59° 💧 None 💨 10 mph

Wednesday, Sep 30Wed Sep 30

Moderate rain 65°/58° 💧 0.521 in 💨 12 mph

Thursday, Oct 1Thu Oct 1

Light rain 70°/60° 💧 0.157 in 💨 12 mph

Friday, Oct 2Fri Oct 2

Light rain 78°/64° 💧 0.255 in 💨 12 mph

Saturday, Oct 3Sat Oct 3

Overcast 75°/64° 💧 0.008 in 💨 13 mph

Sunday, Oct 4Sun Oct 4

Light rain 72°/59° 💧 0.102 in 💨 15 mph

Monday, Oct 5Mon Oct 5

Partly cloudy 59°/45° 💧 None 💨 8 mph

Tuesday, Oct 6Tue Oct 6

Overcast 63°/47° 💧 None 💨 5 mph

Wednesday, Oct 7Wed Oct 7

Sunny 58°/58° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Marathon

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Marathon

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 10:00 AM

PM2.5 Fine particles Good 1,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 1,2µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 35,0µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,6µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Marathon

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 1,8Low 😊Good

Tomorrow UV 5,8Moderate 🙂Fair

Thursday UV 0,6Low 🙂Fair

Friday UV 0,9Low 🙂Fair

Saturday UV 4,0Moderate 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 6,0High —Unavailable

Hourly UV index today

10:00 AMUV 0,7 11:00 AMUV 1,2 12:00 PMUV 1,5 1:00 PMUV 1,8 2:00 PMUV 1,4 3:00 PMUV 1,1 4:00 PMUV 0,8 5:00 PMUV 0,6 6:00 PMUV 0,3 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Low UV risk

UV radiation will be low, although basic protection is still advisable during prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Marathon

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MARATHON, IOWA

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

50/100Best-hour score

BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 8:52 PM–5:33 AM

☁ Cloud cover 69% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 57° high at the best hour.

✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min46%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Alexandria US · Virginia · 156,976 residents Clear Lake US · Washington · 1,271 residents Bayonet Point US · Florida · 23,822 residents Pine Lawn US · Missouri · 2,716 residents Black Eagle US · Montana · 781 residents High Point US · Florida · 3,548 residents Oklahoma City US · Oklahoma · 697,125 residents Evansville US · Alaska · 17 residents Southlake US · Texas · 31,137 residents Alexander Heights AU · Western Australia · 7,772 residents Minimbah AU · New South Wales · 199 residents San Antonio US · Texas · 1,479,835 residents Minitonas-Bowsman CA · Manitoba · 1,587 residents Ealand GB · England · 895 residents Sun Valley US · Nevada · 22,228 residents Glendale US · Colorado · 4,531 residents

Forecast data for Marathon were last refreshed today at 9:06 AM. The current forecast period extends through 24/09/2026 at 7:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.