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Current weather in Martelle is clear sky.

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

Now · 7:37 AM

Martelle Weather & Hourly Forecast

United States · Iowa · 52305

62°F

Sunny

Feels like: 61°F

💧 Humidity 89% 🌡 Pressure 30.15 inHg 💨 Wind 7 mph 👁 Visibility 15.2 mi ☁ Clouds 11% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Martelle

Today

8:00 AM

Sunny

64° 💧 None 💨 7 mph H 87%30.15 inHg

11:00 AM

Mostly cloudy

73° 💧 None 💨 9 mph H 70%30.15 inHg

2:00 PM

Partly cloudy

78° 💧 None 💨 10 mph H 57%30.12 inHg

5:00 PM

Mostly cloudy

79° 💧 None 💨 9 mph H 54%30.06 inHg

8:00 PM

Mostly cloudy night

71° 💧 None 💨 7 mph H 71%30.06 inHg

11:00 PM

Mostly cloudy night

69° 💧 None 💨 10 mph H 69%30.09 inHg

Tomorrow

2:00 AM

Overcast night

67° 💧 None 💨 9 mph H 73%30.06 inHg

5:00 AM

Mostly clear night

65° 💧 None 💨 8 mph H 79%30.06 inHg

8:00 AM

Mostly cloudy

67° 💧 None 💨 10 mph H 76%30.06 inHg

11:00 AM

Mostly cloudy

77° 💧 None 💨 11 mph H 60%30.03 inHg

2:00 PM

Sunny

85° 💧 0.032 in 💨 11 mph H 52%29.97 inHg

5:00 PM

Light rain

83° 💧 0.006 in 💨 8 mph H 69%29.94 inHg

8:00 PM

Overcast night

81° 💧 0.014 in 💨 11 mph H 60%29.91 inHg

11:00 PM

Overcast night

77° 💧 0.056 in 💨 7 mph H 70%29.97 inHg

Wednesday

2:00 AM

Light thunderstorms

73° 💧 0.284 in 💨 5 mph H 83%29.94 inHg

5:00 AM

Light thunderstorms

71° 💧 0.190 in 💨 9 mph H 94%29.94 inHg

Today

8:00 AM

Sunny

64° 💧 None 💨 7 mph H 87%30.15 inHg

9:00 AM

Sunny

67° 💧 None 💨 7 mph H 82%30.15 inHg

10:00 AM

Mostly sunny

71° 💧 None 💨 8 mph H 77%30.15 inHg

11:00 AM

Mostly cloudy

73° 💧 None 💨 9 mph H 70%30.15 inHg

12:00 PM

Partly cloudy

75° 💧 None 💨 8 mph H 64%30.15 inHg

1:00 PM

Mostly sunny

77° 💧 None 💨 9 mph H 59%30.12 inHg

2:00 PM

Partly cloudy

78° 💧 None 💨 10 mph H 57%30.12 inHg

3:00 PM

Mostly cloudy

79° 💧 None 💨 10 mph H 55%30.09 inHg

4:00 PM

Mostly cloudy

79° 💧 None 💨 9 mph H 53%30.06 inHg

5:00 PM

Mostly cloudy

79° 💧 None 💨 9 mph H 54%30.06 inHg

6:00 PM

Overcast

77° 💧 None 💨 6 mph H 61%30.06 inHg

7:00 PM

Mostly cloudy

74° 💧 None 💨 7 mph H 68%30.06 inHg

8:00 PM

Mostly cloudy night

71° 💧 None 💨 7 mph H 71%30.06 inHg

9:00 PM

Mostly clear night

70° 💧 None 💨 7 mph H 73%30.09 inHg

10:00 PM

Mostly cloudy night

69° 💧 None 💨 9 mph H 71%30.09 inHg

11:00 PM

Mostly cloudy night

69° 💧 None 💨 10 mph H 69%30.09 inHg

Tomorrow

12:00 AM

Mostly cloudy night

68° 💧 None 💨 10 mph H 70%30.09 inHg

1:00 AM

Overcast night

67° 💧 None 💨 10 mph H 72%30.06 inHg

2:00 AM

Overcast night

67° 💧 None 💨 9 mph H 73%30.06 inHg

3:00 AM

Mostly cloudy night

66° 💧 None 💨 7 mph H 75%30.06 inHg

4:00 AM

Mostly clear night

65° 💧 None 💨 8 mph H 77%30.06 inHg

5:00 AM

Mostly clear night

65° 💧 None 💨 8 mph H 79%30.06 inHg

6:00 AM

Mostly cloudy night

65° 💧 None 💨 10 mph H 79%30.06 inHg

7:00 AM

Overcast

65° 💧 None 💨 10 mph H 79%30.06 inHg

8:00 AM

Mostly cloudy

67° 💧 None 💨 10 mph H 76%30.06 inHg

9:00 AM

Partly cloudy

70° 💧 None 💨 8 mph H 74%30.06 inHg

10:00 AM

Mostly sunny

74° 💧 None 💨 10 mph H 67%30.03 inHg

11:00 AM

Mostly cloudy

77° 💧 None 💨 11 mph H 60%30.03 inHg

12:00 PM

Mostly sunny

81° 💧 None 💨 11 mph H 56%30.03 inHg

1:00 PM

Sunny

83° 💧 None 💨 11 mph H 54%30.00 inHg

2:00 PM

Sunny

85° 💧 None 💨 11 mph H 52%29.97 inHg

3:00 PM

Strong thunderstorm

87° 💧 0.000 in 💨 9 mph H 51%29.97 inHg

4:00 PM

Light thunderstorms

83° 💧 0.032 in 💨 10 mph H 67%29.97 inHg

5:00 PM

Light rain

83° 💧 0.006 in 💨 8 mph H 69%29.94 inHg

6:00 PM

Mostly sunny

84° 💧 None 💨 9 mph H 68%29.91 inHg

7:00 PM

Mostly sunny

82° 💧 None 💨 10 mph H 63%29.91 inHg

8:00 PM

Overcast night

81° 💧 None 💨 11 mph H 60%29.91 inHg

9:00 PM

Overcast night

81° 💧 0.000 in 💨 10 mph H 58%29.94 inHg

10:00 PM

Light rain

78° 💧 0.014 in 💨 8 mph H 69%29.97 inHg

11:00 PM

Overcast night

77° 💧 0.001 in 💨 7 mph H 70%29.97 inHg

Wednesday

12:00 AM

Light rain

76° 💧 0.009 in 💨 6 mph H 74%29.94 inHg

1:00 AM

Light thunderstorms

75° 💧 0.045 in 💨 3 mph H 79%29.94 inHg

2:00 AM

Light thunderstorms

73° 💧 0.059 in 💨 5 mph H 83%29.94 inHg

3:00 AM

Thunderstorms

71° 💧 0.128 in 💨 4 mph H 94%29.97 inHg

4:00 AM

Light rain

72° 💧 0.097 in 💨 7 mph H 92%29.94 inHg

5:00 AM

Light thunderstorms

71° 💧 0.071 in 💨 9 mph H 94%29.94 inHg

6:00 AM

Light thunderstorms

71° 💧 0.060 in 💨 11 mph H 96%29.97 inHg

7:00 AM

Light thunderstorms

72° 💧 0.060 in 💨 6 mph H 96%29.94 inHg

4:00 PM

Mostly cloudy

80° 💧 None 💨 5 mph H 69%29.97 inHg

7:00 PM

Sunny

74° 💧 None 💨 4 mph H 78%29.97 inHg

10:00 PM

Clear night

69° 💧 None 💨 6 mph H 79%30.00 inHg

Thursday

1:00 AM

Clear night

65° 💧 None 💨 6 mph H 79%30.00 inHg

4:00 AM

Clear night

61° 💧 None 💨 4 mph H 88%30.03 inHg

7:00 AM

Sunny

59° 💧 None 💨 4 mph H 92%30.06 inHg

10:00 AM

Sunny

70° 💧 None 💨 5 mph H 76%30.06 inHg

1:00 PM

Sunny

75° 💧 None 💨 7 mph H 53%30.03 inHg

4:00 PM

Sunny

76° 💧 None 💨 5 mph H 51%29.97 inHg

7:00 PM

Sunny

72° 💧 None 💨 0 mph H 70%29.94 inHg

10:00 PM

Clear night

64° 💧 None 💨 3 mph H 84%29.97 inHg

Friday

1:00 AM

Clear night

62° 💧 None 💨 5 mph H 86%29.97 inHg

4:00 AM

Clear night

61° 💧 None 💨 5 mph H 88%29.94 inHg

7:00 AM

Sunny

60° 💧 None 💨 7 mph H 86%29.94 inHg

10:00 AM

Sunny

70° 💧 None 💨 8 mph H 75%29.91 inHg

1:00 PM

Sunny

77° 💧 None 💨 11 mph H 57%29.85 inHg

4:00 PM

Sunny

78° 💧 None 💨 11 mph H 52%29.77 inHg

7:00 PM

Sunny

72° 💧 None 💨 8 mph H 64%29.74 inHg

10:00 PM

Partly cloudy night

70° 💧 None 💨 11 mph H 70%29.74 inHg

Saturday

1:00 AM

Light rain

70° 💧 None 💨 14 mph H 83%29.71 inHg

4:00 AM

Mostly clear night

68° 💧 None 💨 8 mph H 93%29.74 inHg

7:00 AM

Sunny

67° 💧 None 💨 6 mph H 96%29.77 inHg

10:00 AM

Partly cloudy

75° 💧 None 💨 5 mph H 82%29.83 inHg

1:00 PM

Partly cloudy

79° 💧 None 💨 4 mph H 67%29.85 inHg

7:00 PM

Sunny

76° 💧 None 💨 8 mph H 63%29.91 inHg

Sunday

1:00 AM

Mostly clear night

70° 💧 None 💨 4 mph H 74%29.94 inHg

7:00 AM

Partly cloudy

63° 💧 None 💨 6 mph H 79%30.00 inHg

1:00 PM

Overcast

63° 💧 None 💨 9 mph H 72%30.03 inHg

7:00 PM

Light rain

70° 💧 None 💨 9 mph H 79%30.00 inHg

Monday

1:00 AM

Light rain

63° 💧 None 💨 11 mph H 97%30.00 inHg

7:00 AM

Light rain

61° 💧 None 💨 10 mph H 95%30.03 inHg

1:00 PM

Partly cloudy

61° 💧 None 💨 11 mph H 97%30.00 inHg

7:00 PM

Partly cloudy

80° 💧 None 💨 10 mph H 78%29.91 inHg

Tuesday

1:00 AM

Clear night

84° 💧 None 💨 14 mph H 67%29.74 inHg

7:00 AM

Moderate rain

72° 💧 None 💨 11 mph H 93%29.85 inHg

1:00 PM

Overcast

60° 💧 None 💨 11 mph H 83%30.00 inHg

7:00 PM

Overcast

66° 💧 None 💨 9 mph H 64%30.12 inHg

Wednesday

1:00 AM

Clear night

64° 💧 None 💨 4 mph H 77%30.18 inHg

7:00 AM

Sunny

55° 💧 None 💨 4 mph H 90%30.27 inHg

1:00 PM

Sunny

52° 💧 None 💨 5 mph H 92%30.36 inHg

7:00 PM

Mostly sunny

69° 💧 None 💨 5 mph H 61%30.36 inHg

Thursday

1:00 AM

Clear night

65° 💧 None 💨 5 mph H 78%30.33 inHg

7:00 AM

Sunny

59° 💧 None 💨 6 mph H 91%30.36 inHg

1:00 PM

Overcast

56° 💧 None 💨 6 mph H 93%30.36 inHg

7:00 PM

Mostly cloudy

72° 💧 None 💨 6 mph H 68%30.36 inHg

Friday

1:00 AM

Clear night

67° 💧 None 💨 4 mph H 80%30.30 inHg

7:00 AM

Mostly sunny

60° 💧 None 💨 5 mph H 91%30.36 inHg

1:00 PM

Sunny

56° 💧 None 💨 7 mph H 91%30.39 inHg

7:00 PM

Overcast

64° 💧 None 💨 14 mph H 66%30.45 inHg

Saturday

1:00 AM

Partly cloudy night

59° 💧 None 💨 8 mph H 64%30.42 inHg

7:00 AM

Sunny

50° 💧 None 💨 7 mph H 76%30.47 inHg

1:00 PM

Sunny

45° 💧 None 💨 6 mph H 79%30.50 inHg

7:00 PM

Sunny

59° 💧 None 💨 8 mph H 53%30.45 inHg

Sunday

1:00 AM

Clear night

56° 💧 None 💨 3 mph H 68%30.36 inHg

7:00 AM

Sunny

49° 💧 None 💨 5 mph H 87%30.39 inHg

1:00 PM

Sunny

44° 💧 None 💨 4 mph H 92%30.39 inHg

7:00 PM

Sunny

63° 💧 None 💨 6 mph H 54%30.33 inHg

Monday

1:00 AM

Clear night

59° 💧 None 💨 6 mph H 66%30.24 inHg

7:00 AM

Sunny

52° 💧 None 💨 7 mph H 68%30.27 inHg

1:00 PM

Sunny

47° 💧 None 💨 7 mph H 81%30.27 inHg

In Martelle and, more broadly, across the state of Iowa: This morning, mostly cloudy skies will dominate the scene, with temperatures starting off in the mild to warm range, between 69 and 82 degrees Fahrenheit. Winds will be coming from the southeast at a moderate pace, reaching up to 17 mph, with gusts potentially hitting 35 mph. As the day progresses into the afternoon, the clouds are expected to persist, but no rain is anticipated. Temperatures will remain steady in the same comfortable range. The wind may still be noticeable, especially with gusts, but overall, the weather should stay dry and mild throughout the day.

15-Day Weather Outlook for Martelle

Monday, Sep 7Mon Sep 7

Overcast 79°/62° 💧 None 💨 10 mph

TomorrowTomorrow

Strong thunderstorm 87°/65° 💧 None 💨 11 mph

Wednesday, Sep 9Wed Sep 9

Light thunderstorms 82°/71° 💧 0.553 in 💨 11 mph

Thursday, Sep 10Thu Sep 10

Mostly cloudy 76°/60° 💧 None 💨 8 mph

Friday, Sep 11Fri Sep 11

Partly cloudy 78°/60° 💧 None 💨 12 mph

Saturday, Sep 12Sat Sep 12

Light rain 76°/64° 💧 0.056 in 💨 13 mph

Sunday, Sep 13Sun Sep 13

Light rain 70°/63° 💧 0.015 in 💨 9 mph

Monday, Sep 14Mon Sep 14

Light rain 80°/61° 💧 0.467 in 💨 11 mph

Tuesday, Sep 15Tue Sep 15

Moderate rain 84°/60° 💧 0.250 in 💨 14 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 69°/52° 💧 None 💨 5 mph

Thursday, Sep 17Thu Sep 17

Overcast 72°/56° 💧 None 💨 6 mph

Friday, Sep 18Fri Sep 18

Overcast 67°/56° 💧 0.002 in 💨 14 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 59°/45° 💧 0.001 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Sunny 63°/44° 💧 None 💨 6 mph

Monday, Sep 21Mon Sep 21

Sunny 59°/47° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Martelle

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Martelle

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 6,3µg/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 6,8µg/m³

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

O₃ Ozone Good 59,7µg/m³

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

NO₂ Nitrogen dioxide Good 3,0µg/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 Martelle

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 7,3High 😊Good

Tomorrow UV 5,4Moderate 😐Moderate

Wednesday UV 6,3High 🙂Fair

Thursday UV 6,3High 🙂Fair

Friday UV 8,0Very high 😊Good

Saturday UV 7,0High —Unavailable

Sunday UV 4,0Moderate —Unavailable

Hourly UV index today

8:00 AMUV 0,5 9:00 AMUV 1,5 10:00 AMUV 3,3 11:00 AMUV 5,3 12:00 PMUV 6,8 1:00 PMUV 7,3 2:00 PMUV 6,6 3:00 PMUV 5,2 4:00 PMUV 3,4 5:00 PMUV 1,6 6:00 PMUV 0,6 7:00 PMUV 0,0

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

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 Martelle

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MARTELLE, IOWA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

87/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:06 PM–5:01 AM

☁ Cloud cover 18% Real hourly forecast for the best viewing hour.

☾ Moonlight 13% Waning Crescent · Moon about 13° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 88° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min74%

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

UPCOMING

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.

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Forecast data for Martelle were last refreshed today at 9:28 PM. The current forecast period extends through 09/09/2026 at 5:00 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.