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Current weather in Plymouth is overcast clouds.

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

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

Now · 12:50 PM

Plymouth Weather & Hourly Forecast

United States · Iowa · 50464

67°F

Overcast

Feels like: 61°F

💧 Humidity 64% 🌡 Pressure 30.06 inHg 💨 Wind 14 mph 👁 Visibility 24.6 mi ☁ Clouds 99% ☀️ UV index 4.4 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Plymouth

Today

1:00 PM

Overcast

67° 💧 None 💨 14 mph H 64%30.06 inHg

4:00 PM

Overcast

69° 💧 None 💨 14 mph H 61%30.03 inHg

7:00 PM

Overcast

65° 💧 0.002 in 💨 12 mph H 68%30.06 inHg

10:00 PM

Overcast night

61° 💧 0.004 in 💨 10 mph H 77%30.12 inHg

Tomorrow

1:00 AM

Overcast night

60° 💧 0.013 in 💨 11 mph H 78%30.12 inHg

4:00 AM

Light rain

55° 💧 0.120 in 💨 8 mph H 85%30.18 inHg

7:00 AM

Light rain

54° 💧 0.152 in 💨 10 mph H 91%30.18 inHg

10:00 AM

Light rain

53° 💧 0.078 in 💨 8 mph H 91%30.21 inHg

1:00 PM

Light rain

56° 💧 0.023 in 💨 9 mph H 85%30.21 inHg

4:00 PM

Light rain

59° 💧 0.009 in 💨 10 mph H 80%30.18 inHg

7:00 PM

Overcast

58° 💧 0.002 in 💨 9 mph H 75%30.18 inHg

10:00 PM

Mostly cloudy night

56° 💧 None 💨 10 mph H 76%30.24 inHg

Tuesday

1:00 AM

Overcast night

55° 💧 None 💨 8 mph H 79%30.27 inHg

4:00 AM

Overcast night

53° 💧 None 💨 7 mph H 81%30.30 inHg

7:00 AM

Sunny

48° 💧 None 💨 6 mph H 90%30.33 inHg

10:00 AM

Sunny

55° 💧 0.002 in 💨 8 mph H 79%30.36 inHg

Today

1:00 PM

Overcast

67° 💧 None 💨 14 mph H 64%30.06 inHg

2:00 PM

Overcast

69° 💧 None 💨 13 mph H 61%30.06 inHg

3:00 PM

Overcast

69° 💧 None 💨 14 mph H 58%30.06 inHg

4:00 PM

Overcast

69° 💧 None 💨 14 mph H 61%30.03 inHg

5:00 PM

Overcast

69° 💧 None 💨 14 mph H 60%30.03 inHg

6:00 PM

Overcast

67° 💧 None 💨 11 mph H 63%30.03 inHg

7:00 PM

Overcast

65° 💧 None 💨 12 mph H 68%30.06 inHg

8:00 PM

Overcast night

63° 💧 None 💨 13 mph H 72%30.09 inHg

9:00 PM

Overcast night

62° 💧 0.002 in 💨 11 mph H 76%30.12 inHg

10:00 PM

Overcast night

61° 💧 None 💨 10 mph H 77%30.12 inHg

11:00 PM

Overcast night

62° 💧 0.001 in 💨 12 mph H 76%30.12 inHg

Tomorrow

12:00 AM

Overcast night

61° 💧 0.003 in 💨 11 mph H 78%30.12 inHg

1:00 AM

Overcast night

60° 💧 0.002 in 💨 11 mph H 78%30.12 inHg

2:00 AM

Overcast night

59° 💧 None 💨 12 mph H 74%30.15 inHg

3:00 AM

Light rain

57° 💧 0.011 in 💨 9 mph H 78%30.15 inHg

4:00 AM

Light rain

55° 💧 0.029 in 💨 8 mph H 85%30.18 inHg

5:00 AM

Light rain

55° 💧 0.050 in 💨 9 mph H 89%30.18 inHg

6:00 AM

Light rain

54° 💧 0.041 in 💨 10 mph H 90%30.18 inHg

7:00 AM

Light rain

54° 💧 0.046 in 💨 10 mph H 91%30.18 inHg

8:00 AM

Light rain

53° 💧 0.055 in 💨 10 mph H 91%30.21 inHg

9:00 AM

Light rain

53° 💧 0.051 in 💨 9 mph H 91%30.21 inHg

10:00 AM

Light rain

53° 💧 0.039 in 💨 8 mph H 91%30.21 inHg

11:00 AM

Light rain

54° 💧 0.024 in 💨 8 mph H 90%30.21 inHg

12:00 PM

Light rain

55° 💧 0.014 in 💨 9 mph H 88%30.21 inHg

1:00 PM

Light rain

56° 💧 0.010 in 💨 9 mph H 85%30.21 inHg

2:00 PM

Light rain

57° 💧 0.008 in 💨 8 mph H 82%30.18 inHg

3:00 PM

Light rain

58° 💧 0.006 in 💨 9 mph H 80%30.18 inHg

4:00 PM

Light rain

59° 💧 0.008 in 💨 10 mph H 80%30.18 inHg

5:00 PM

Overcast

59° 💧 0.001 in 💨 11 mph H 75%30.18 inHg

6:00 PM

Overcast

59° 💧 None 💨 9 mph H 75%30.18 inHg

7:00 PM

Overcast

58° 💧 0.001 in 💨 9 mph H 75%30.18 inHg

8:00 PM

Overcast night

57° 💧 0.001 in 💨 10 mph H 76%30.21 inHg

9:00 PM

Overcast night

57° 💧 None 💨 10 mph H 76%30.21 inHg

10:00 PM

Mostly cloudy night

56° 💧 None 💨 10 mph H 76%30.24 inHg

11:00 PM

Overcast night

56° 💧 None 💨 9 mph H 76%30.24 inHg

Tuesday

12:00 AM

Overcast night

55° 💧 None 💨 9 mph H 79%30.27 inHg

1:00 AM

Overcast night

55° 💧 None 💨 8 mph H 79%30.27 inHg

2:00 AM

Overcast night

55° 💧 None 💨 8 mph H 78%30.27 inHg

3:00 AM

Overcast night

54° 💧 None 💨 7 mph H 80%30.27 inHg

4:00 AM

Overcast night

53° 💧 None 💨 7 mph H 81%30.30 inHg

5:00 AM

Mostly cloudy night

52° 💧 None 💨 7 mph H 82%30.30 inHg

6:00 AM

Mostly clear night

50° 💧 None 💨 7 mph H 87%30.33 inHg

7:00 AM

Sunny

48° 💧 None 💨 6 mph H 90%30.33 inHg

8:00 AM

Sunny

49° 💧 None 💨 7 mph H 88%30.36 inHg

9:00 AM

Sunny

52° 💧 None 💨 7 mph H 83%30.36 inHg

10:00 AM

Sunny

55° 💧 None 💨 8 mph H 79%30.36 inHg

11:00 AM

Partly cloudy

59° 💧 None 💨 10 mph H 70%30.36 inHg

12:00 PM

Overcast

61° 💧 0.002 in 💨 9 mph H 68%30.33 inHg

1:00 PM

Overcast

61° 💧 0.002 in 💨 9 mph H 68%30.33 inHg

2:00 PM

Overcast

62° 💧 0.001 in 💨 8 mph H 65%30.33 inHg

3:00 PM

Overcast

61° 💧 None 💨 7 mph H 63%30.30 inHg

4:00 PM

Overcast

61° 💧 0.001 in 💨 7 mph H 62%30.30 inHg

5:00 PM

Overcast

61° 💧 None 💨 7 mph H 58%30.30 inHg

6:00 PM

Mostly cloudy

61° 💧 None 💨 7 mph H 60%30.30 inHg

7:00 PM

Partly cloudy

58° 💧 None 💨 10 mph H 65%30.30 inHg

Wednesday

4:00 AM

Clear night

48° 💧 None 💨 5 mph H 91%30.39 inHg

7:00 AM

Sunny

47° 💧 None 💨 7 mph H 93%30.39 inHg

10:00 AM

Sunny

55° 💧 None 💨 7 mph H 81%30.42 inHg

1:00 PM

Overcast

62° 💧 None 💨 10 mph H 61%30.36 inHg

4:00 PM

Mostly cloudy

64° 💧 None 💨 9 mph H 56%30.30 inHg

7:00 PM

Overcast

60° 💧 None 💨 6 mph H 71%30.30 inHg

10:00 PM

Overcast night

58° 💧 None 💨 10 mph H 85%30.30 inHg

Thursday

1:00 AM

Overcast night

58° 💧 None 💨 8 mph H 88%30.30 inHg

4:00 AM

Overcast night

57° 💧 None 💨 8 mph H 87%30.27 inHg

7:00 AM

Heavy rain

55° 💧 None 💨 8 mph H 94%30.27 inHg

10:00 AM

Moderate rain

56° 💧 None 💨 10 mph H 95%30.30 inHg

1:00 PM

Overcast

60° 💧 None 💨 7 mph H 86%30.27 inHg

4:00 PM

Overcast

63° 💧 None 💨 9 mph H 75%30.21 inHg

7:00 PM

Overcast

62° 💧 None 💨 6 mph H 80%30.21 inHg

10:00 PM

Overcast night

59° 💧 None 💨 4 mph H 90%30.24 inHg

Friday

1:00 AM

Overcast night

59° 💧 None 💨 3 mph H 90%30.24 inHg

4:00 AM

Overcast night

58° 💧 None 💨 4 mph H 92%30.24 inHg

7:00 AM

Overcast night

58° 💧 None 💨 6 mph H 92%30.24 inHg

10:00 AM

Overcast

63° 💧 None 💨 8 mph H 85%30.24 inHg

1:00 PM

Overcast

66° 💧 None 💨 11 mph H 74%30.21 inHg

4:00 PM

Overcast

68° 💧 None 💨 11 mph H 65%30.15 inHg

7:00 PM

Overcast

65° 💧 None 💨 9 mph H 78%30.12 inHg

10:00 PM

Mostly cloudy night

62° 💧 None 💨 11 mph H 85%30.12 inHg

Saturday

1:00 AM

Overcast night

59° 💧 None 💨 12 mph H 77%30.09 inHg

7:00 AM

Light rain

57° 💧 None 💨 10 mph H 93%30.15 inHg

1:00 PM

Overcast

55° 💧 None 💨 10 mph H 81%30.09 inHg

7:00 PM

Light rain

59° 💧 None 💨 10 mph H 85%30.09 inHg

Sunday

1:00 AM

Overcast night

59° 💧 None 💨 8 mph H 88%30.03 inHg

7:00 AM

Overcast night

59° 💧 None 💨 5 mph H 92%30.09 inHg

1:00 PM

Overcast

58° 💧 None 💨 5 mph H 93%30.09 inHg

7:00 PM

Overcast

66° 💧 None 💨 5 mph H 73%30.09 inHg

Monday

1:00 AM

Overcast night

64° 💧 None 💨 3 mph H 82%30.06 inHg

7:00 AM

Mostly cloudy night

59° 💧 None 💨 5 mph H 91%30.06 inHg

1:00 PM

Sunny

51° 💧 None 💨 4 mph H 94%30.06 inHg

7:00 PM

Clear night

68° 💧 None 💨 11 mph H 65%29.97 inHg

Tuesday

1:00 AM

Overcast night

62° 💧 None 💨 10 mph H 67%29.85 inHg

7:00 AM

Overcast night

57° 💧 None 💨 12 mph H 83%29.80 inHg

1:00 PM

Light rain

55° 💧 None 💨 10 mph H 85%29.77 inHg

7:00 PM

Overcast night

57° 💧 None 💨 6 mph H 90%29.80 inHg

Wednesday

1:00 AM

Overcast night

61° 💧 None 💨 2 mph H 87%29.80 inHg

7:00 AM

Overcast night

59° 💧 None 💨 1 mph H 91%29.85 inHg

1:00 PM

Overcast

59° 💧 None 💨 6 mph H 94%29.91 inHg

7:00 PM

Overcast night

68° 💧 None 💨 5 mph H 74%29.94 inHg

Thursday

1:00 AM

Overcast night

66° 💧 None 💨 4 mph H 82%29.97 inHg

7:00 AM

Clear night

57° 💧 None 💨 4 mph H 97%30.06 inHg

1:00 PM

Sunny

54° 💧 None 💨 4 mph H 95%30.12 inHg

7:00 PM

Clear night

71° 💧 None 💨 4 mph H 63%30.18 inHg

Friday

1:00 AM

Clear night

64° 💧 None 💨 4 mph H 82%30.15 inHg

7:00 AM

Clear night

57° 💧 None 💨 6 mph H 89%30.18 inHg

1:00 PM

Sunny

54° 💧 None 💨 6 mph H 96%30.21 inHg

7:00 PM

Clear night

72° 💧 None 💨 12 mph H 65%30.15 inHg

Saturday

1:00 AM

Clear night

67° 💧 None 💨 12 mph H 62%30.03 inHg

7:00 AM

Clear night

58° 💧 None 💨 10 mph H 75%30.00 inHg

1:00 PM

Mostly sunny

59° 💧 None 💨 9 mph H 80%29.94 inHg

7:00 PM

Overcast night

69° 💧 None 💨 9 mph H 77%29.83 inHg

Sunday

1:00 AM

Moderate rain

65° 💧 None 💨 6 mph H 96%29.74 inHg

7:00 AM

Overcast night

57° 💧 None 💨 11 mph H 88%29.83 inHg

1:00 PM

Sunny

51° 💧 None 💨 10 mph H 79%29.94 inHg

7:00 PM

Clear night

65° 💧 None 💨 12 mph H 37%30.00 inHg

Monday

1:00 AM

Clear night

58° 💧 None 💨 6 mph H 58%29.94 inHg

In Plymouth and, more broadly, across the state of Iowa: The rest of the day will feature mostly cloudy skies with mild temperatures ranging from 60 to 65 degrees Fahrenheit. There is a high likelihood of rain, with total accumulation expected to be around 0.58 inches. The rain could be steady at times, especially during the afternoon. Winds will be coming from the northeast at speeds up to 18 mph, with gusts reaching as high as 32 mph. Motorists should be prepared for potentially wet conditions and some breezy intervals. Overall, it appears to be a rather damp and breezy afternoon, so plan accordingly if you'll be outdoors. Temperatures are expected to remain steady throughout the rest of the day, providing a relatively mild but wet environment.

15-Day Weather Outlook for Plymouth

TomorrowTomorrow

Overcast 61°/53° 💧 None 💨 12 mph

Tuesday, Sep 22Tue Sep 22

Overcast 62°/48° 💧 None 💨 10 mph

Wednesday, Sep 23Wed Sep 23

Overcast 64°/47° 💧 0.415 in 💨 10 mph

Thursday, Sep 24Thu Sep 24

Heavy rain 63°/55° 💧 0.782 in 💨 10 mph

Friday, Sep 25Fri Sep 25

Overcast 68°/58° 💧 0.005 in 💨 11 mph

Saturday, Sep 26Sat Sep 26

Light rain 59°/55° 💧 0.102 in 💨 12 mph

Sunday, Sep 27Sun Sep 27

Overcast 66°/58° 💧 0.021 in 💨 8 mph

Monday, Sep 28Mon Sep 28

Overcast 68°/51° 💧 0.001 in 💨 11 mph

Tuesday, Sep 29Tue Sep 29

Light rain 62°/55° 💧 0.669 in 💨 12 mph

Wednesday, Sep 30Wed Sep 30

Overcast 68°/59° 💧 0.004 in 💨 6 mph

Thursday, Oct 1Thu Oct 1

Overcast 71°/54° 💧 0.004 in 💨 4 mph

Friday, Oct 2Fri Oct 2

Sunny 72°/54° 💧 None 💨 12 mph

Saturday, Oct 3Sat Oct 3

Overcast 69°/58° 💧 0.004 in 💨 12 mph

Sunday, Oct 4Sun Oct 4

Moderate rain 65°/51° 💧 0.484 in 💨 12 mph

Monday, Oct 5Mon Oct 5

Sunny 58°/58° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Plymouth

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Plymouth

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 1:00 PM

PM2.5 Fine particles Good 1,3µg/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 1,4µg/m³

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

O₃ Ozone Good 54,8µg/m³

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

NO₂ Nitrogen dioxide Good 1,6µg/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 Plymouth

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 5,2Moderate 😊Good

Tomorrow UV 1,8Low 🙂Fair

Tuesday UV 2,3Low 🙂Fair

Wednesday UV 5,4Moderate 🙂Fair

Thursday UV 4,0Moderate 🙂Fair

Friday UV 6,0High —Unavailable

Saturday UV 6,0High —Unavailable

Hourly UV index today

1:00 PMUV 5,2 2:00 PMUV 4,5 3:00 PMUV 3,9 4:00 PMUV 2,2 5:00 PMUV 0,8 6:00 PMUV 0,2 7:00 PMUV 0,0

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

Moderate UV risk

Sunglasses and sun protection are recommended for 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 Plymouth

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · PLYMOUTH, IOWA

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

28/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 100% Real hourly forecast for the best viewing hour.

☾ Moonlight 71% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 63° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

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

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

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

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.

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Forecast data for Plymouth were last refreshed today at 12:50 PM. The current forecast period extends through 22/09/2026 at 10:00 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.