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Current weather in Marion is broken clouds.

Where can I find the hourly weather forecast for Marion?

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

Is the weather forecast for Marion updated regularly?

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

Now · 4:38 PM

Marion Weather & Hourly Forecast

United States · South Carolina · 29571

91°F

Mostly cloudy

Feels like: 94°F

💧 Humidity 46% 🌡 Pressure 29.88 inHg 💨 Wind 6 mph 👁 Visibility 27.9 mi ☁ Clouds 93% ☀️ UV index 4.1 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Marion

Today

5:00 PM

Mostly cloudy

91° 💧 0.001 in 💨 6 mph H 46%29.88 inHg

8:00 PM

Clear night

83° 💧 None 💨 3 mph H 62%29.91 inHg

11:00 PM

Mostly clear night

78° 💧 None 💨 4 mph H 73%29.97 inHg

Tomorrow

2:00 AM

Clear night

75° 💧 None 💨 3 mph H 78%29.97 inHg

5:00 AM

Clear night

73° 💧 None 💨 3 mph H 84%29.97 inHg

8:00 AM

Sunny

75° 💧 None 💨 4 mph H 81%30.03 inHg

11:00 AM

Sunny

88° 💧 None 💨 6 mph H 55%30.03 inHg

2:00 PM

Sunny

94° 💧 0.000 in 💨 7 mph H 42%30.00 inHg

5:00 PM

Sunny

93° 💧 None 💨 7 mph H 45%29.97 inHg

8:00 PM

Mostly clear night

84° 💧 0.001 in 💨 5 mph H 63%30.00 inHg

11:00 PM

Partly cloudy night

81° 💧 0.005 in 💨 9 mph H 73%30.09 inHg

Tuesday

2:00 AM

Mostly clear night

77° 💧 0.001 in 💨 9 mph H 86%30.12 inHg

5:00 AM

Clear night

73° 💧 None 💨 7 mph H 84%30.15 inHg

8:00 AM

Mostly sunny

74° 💧 None 💨 9 mph H 77%30.21 inHg

11:00 AM

Mostly cloudy

80° 💧 None 💨 9 mph H 55%30.27 inHg

2:00 PM

Mostly cloudy

86° 💧 None 💨 7 mph H 41%30.24 inHg

Today

5:00 PM

Mostly cloudy

91° 💧 0.001 in 💨 6 mph H 46%29.88 inHg

6:00 PM

Partly cloudy

90° 💧 None 💨 4 mph H 47%29.88 inHg

7:00 PM

Mostly sunny

87° 💧 None 💨 3 mph H 59%29.91 inHg

8:00 PM

Clear night

83° 💧 None 💨 3 mph H 62%29.91 inHg

9:00 PM

Clear night

80° 💧 None 💨 4 mph H 66%29.94 inHg

10:00 PM

Partly cloudy night

79° 💧 None 💨 4 mph H 69%29.97 inHg

11:00 PM

Mostly clear night

78° 💧 None 💨 4 mph H 73%29.97 inHg

Tomorrow

12:00 AM

Clear night

77° 💧 None 💨 4 mph H 75%29.97 inHg

1:00 AM

Clear night

76° 💧 None 💨 3 mph H 76%29.97 inHg

2:00 AM

Clear night

75° 💧 None 💨 3 mph H 78%29.97 inHg

3:00 AM

Clear night

74° 💧 None 💨 4 mph H 80%29.97 inHg

4:00 AM

Clear night

73° 💧 None 💨 4 mph H 83%29.97 inHg

5:00 AM

Clear night

73° 💧 None 💨 3 mph H 84%29.97 inHg

6:00 AM

Clear night

72° 💧 None 💨 3 mph H 87%29.97 inHg

7:00 AM

Sunny

72° 💧 None 💨 3 mph H 88%30.00 inHg

8:00 AM

Sunny

75° 💧 None 💨 4 mph H 81%30.03 inHg

9:00 AM

Sunny

80° 💧 None 💨 3 mph H 71%30.03 inHg

10:00 AM

Sunny

84° 💧 None 💨 4 mph H 63%30.03 inHg

11:00 AM

Sunny

88° 💧 None 💨 6 mph H 55%30.03 inHg

12:00 PM

Sunny

91° 💧 None 💨 7 mph H 48%30.03 inHg

1:00 PM

Sunny

92° 💧 None 💨 7 mph H 44%30.03 inHg

2:00 PM

Sunny

94° 💧 None 💨 7 mph H 42%30.00 inHg

3:00 PM

Sunny

94° 💧 None 💨 6 mph H 42%29.97 inHg

4:00 PM

Sunny

94° 💧 0.000 in 💨 7 mph H 42%29.97 inHg

5:00 PM

Sunny

93° 💧 None 💨 7 mph H 45%29.97 inHg

6:00 PM

Sunny

91° 💧 None 💨 5 mph H 47%29.97 inHg

7:00 PM

Mostly sunny

88° 💧 None 💨 3 mph H 57%30.00 inHg

8:00 PM

Mostly clear night

84° 💧 None 💨 5 mph H 63%30.00 inHg

9:00 PM

Mostly clear night

84° 💧 0.001 in 💨 9 mph H 64%30.06 inHg

10:00 PM

Mostly clear night

82° 💧 None 💨 9 mph H 68%30.09 inHg

11:00 PM

Partly cloudy night

81° 💧 None 💨 9 mph H 73%30.09 inHg

Tuesday

12:00 AM

Partly cloudy night

79° 💧 0.002 in 💨 10 mph H 78%30.12 inHg

1:00 AM

Mostly clear night

78° 💧 0.004 in 💨 9 mph H 84%30.12 inHg

2:00 AM

Mostly clear night

77° 💧 0.001 in 💨 9 mph H 86%30.12 inHg

3:00 AM

Clear night

76° 💧 0.001 in 💨 8 mph H 86%30.12 inHg

4:00 AM

Clear night

75° 💧 None 💨 8 mph H 84%30.12 inHg

5:00 AM

Clear night

73° 💧 None 💨 7 mph H 84%30.15 inHg

6:00 AM

Mostly clear night

73° 💧 None 💨 7 mph H 83%30.15 inHg

7:00 AM

Partly cloudy

73° 💧 None 💨 8 mph H 81%30.18 inHg

8:00 AM

Mostly sunny

74° 💧 None 💨 9 mph H 77%30.21 inHg

9:00 AM

Mostly cloudy

75° 💧 None 💨 9 mph H 72%30.24 inHg

10:00 AM

Mostly cloudy

77° 💧 None 💨 9 mph H 65%30.24 inHg

11:00 AM

Mostly cloudy

80° 💧 None 💨 9 mph H 55%30.27 inHg

12:00 PM

Mostly cloudy

82° 💧 None 💨 9 mph H 48%30.27 inHg

1:00 PM

Mostly cloudy

85° 💧 None 💨 8 mph H 44%30.27 inHg

2:00 PM

Mostly cloudy

86° 💧 None 💨 7 mph H 41%30.24 inHg

3:00 PM

Mostly cloudy

87° 💧 None 💨 7 mph H 40%30.24 inHg

4:00 PM

Partly cloudy

87° 💧 None 💨 7 mph H 39%30.21 inHg

5:00 PM

Mostly sunny

87° 💧 None 💨 7 mph H 40%30.21 inHg

6:00 PM

Partly cloudy

85° 💧 None 💨 7 mph H 42%30.18 inHg

7:00 PM

Sunny

82° 💧 None 💨 6 mph H 49%30.21 inHg

8:00 PM

Clear night

78° 💧 None 💨 7 mph H 54%30.21 inHg

9:00 PM

Clear night

77° 💧 None 💨 7 mph H 55%30.24 inHg

10:00 PM

Partly cloudy night

75° 💧 None 💨 7 mph H 58%30.27 inHg

11:00 PM

Partly cloudy night

73° 💧 None 💨 7 mph H 62%30.27 inHg

Wednesday

12:00 AM

Clear night

71° 💧 None 💨 6 mph H 67%30.27 inHg

1:00 AM

Clear night

70° 💧 None 💨 6 mph H 71%30.27 inHg

2:00 AM

Mostly clear night

69° 💧 None 💨 6 mph H 74%30.27 inHg

3:00 AM

Partly cloudy night

68° 💧 None 💨 5 mph H 77%30.24 inHg

4:00 AM

Partly cloudy night

66° 💧 None 💨 5 mph H 80%30.24 inHg

5:00 AM

Mostly cloudy night

65° 💧 None 💨 5 mph H 81%30.27 inHg

6:00 AM

Partly cloudy night

64° 💧 None 💨 5 mph H 82%30.27 inHg

7:00 AM

Mostly clear night

64° 💧 None 💨 6 mph H 85%30.30 inHg

8:00 AM

Sunny

66° 💧 None 💨 7 mph H 81%30.30 inHg

11:00 AM

Partly cloudy

80° 💧 None 💨 8 mph H 51%30.33 inHg

2:00 PM

Partly cloudy

86° 💧 None 💨 6 mph H 37%30.27 inHg

5:00 PM

Sunny

86° 💧 None 💨 6 mph H 38%30.21 inHg

8:00 PM

Clear night

77° 💧 None 💨 6 mph H 56%30.24 inHg

11:00 PM

Clear night

73° 💧 None 💨 5 mph H 67%30.27 inHg

Thursday

2:00 AM

Clear night

69° 💧 None 💨 6 mph H 79%30.27 inHg

5:00 AM

Clear night

67° 💧 None 💨 6 mph H 84%30.24 inHg

8:00 AM

Sunny

67° 💧 None 💨 6 mph H 81%30.30 inHg

11:00 AM

Sunny

81° 💧 None 💨 6 mph H 50%30.30 inHg

2:00 PM

Mostly sunny

86° 💧 None 💨 5 mph H 41%30.21 inHg

5:00 PM

Mostly sunny

86° 💧 None 💨 6 mph H 40%30.15 inHg

8:00 PM

Mostly clear night

77° 💧 None 💨 5 mph H 57%30.15 inHg

11:00 PM

Clear night

73° 💧 None 💨 4 mph H 77%30.21 inHg

Friday

2:00 AM

Clear night

69° 💧 None 💨 2 mph H 87%30.15 inHg

5:00 AM

Clear night

65° 💧 None 💨 1 mph H 94%30.15 inHg

8:00 AM

Sunny

67° 💧 None 💨 4 mph H 90%30.15 inHg

11:00 AM

Sunny

84° 💧 None 💨 2 mph H 45%30.15 inHg

2:00 PM

Sunny

91° 💧 None 💨 3 mph H 28%30.06 inHg

5:00 PM

Sunny

93° 💧 None 💨 3 mph H 24%30.00 inHg

8:00 PM

Clear night

80° 💧 None 💨 7 mph H 45%30.03 inHg

11:00 PM

Clear night

76° 💧 None 💨 7 mph H 89%30.06 inHg

Saturday

2:00 AM

Clear night

73° 💧 None 💨 4 mph H 98%30.00 inHg

5:00 AM

Clear night

71° 💧 None 💨 3 mph H 99%30.00 inHg

8:00 AM

Overcast

73° 💧 None 💨 3 mph H 99%30.03 inHg

2:00 PM

Sunny

95° 💧 None 💨 1 mph H 35%29.97 inHg

8:00 PM

Mostly clear night

84° 💧 None 💨 9 mph H 59%29.97 inHg

Sunday

2:00 AM

Clear night

74° 💧 None 💨 3 mph H 95%30.00 inHg

8:00 AM

Overcast

74° 💧 None 💨 2 mph H 98%30.03 inHg

2:00 PM

Mostly sunny

94° 💧 None 💨 4 mph H 42%30.00 inHg

8:00 PM

Mostly clear night

83° 💧 None 💨 9 mph H 70%30.00 inHg

Monday

2:00 AM

Clear night

76° 💧 None 💨 2 mph H 95%30.09 inHg

8:00 AM

Sunny

76° 💧 None 💨 2 mph H 93%30.12 inHg

2:00 PM

Mostly sunny

95° 💧 None 💨 4 mph H 43%30.09 inHg

8:00 PM

Clear night

83° 💧 None 💨 8 mph H 68%30.09 inHg

Tuesday

2:00 AM

Clear night

76° 💧 None 💨 1 mph H 93%30.12 inHg

8:00 AM

Sunny

76° 💧 None 💨 3 mph H 93%30.12 inHg

2:00 PM

Sunny

95° 💧 None 💨 1 mph H 42%30.06 inHg

8:00 PM

Mostly clear night

86° 💧 None 💨 8 mph H 57%30.00 inHg

Wednesday

2:00 AM

Clear night

77° 💧 None 💨 5 mph H 86%30.03 inHg

8:00 AM

Sunny

78° 💧 None 💨 3 mph H 88%30.03 inHg

2:00 PM

Mostly sunny

97° 💧 None 💨 3 mph H 39%29.97 inHg

8:00 PM

Light rain

76° 💧 None 💨 4 mph H 99%30.03 inHg

Thursday

2:00 AM

Moderate rain

72° 💧 None 💨 7 mph H 99%30.06 inHg

8:00 AM

Overcast

70° 💧 None 💨 12 mph H 77%30.15 inHg

2:00 PM

Partly cloudy

81° 💧 None 💨 12 mph H 44%30.18 inHg

8:00 PM

Mostly cloudy night

74° 💧 None 💨 9 mph H 53%30.18 inHg

Friday

2:00 AM

Mostly cloudy night

67° 💧 None 💨 10 mph H 69%30.24 inHg

8:00 AM

Mostly sunny

65° 💧 None 💨 9 mph H 73%30.30 inHg

2:00 PM

Overcast

81° 💧 None 💨 9 mph H 47%30.27 inHg

8:00 PM

Overcast night

74° 💧 None 💨 5 mph H 57%30.24 inHg

Saturday

2:00 AM

Overcast night

67° 💧 None 💨 7 mph H 67%30.24 inHg

8:00 AM

Sunny

63° 💧 None 💨 6 mph H 74%30.27 inHg

2:00 PM

Sunny

80° 💧 None 💨 6 mph H 37%30.21 inHg

8:00 PM

Clear night

70° 💧 None 💨 6 mph H 53%30.15 inHg

Sunday

2:00 AM

Mostly clear night

63° 💧 None 💨 5 mph H 81%30.15 inHg

8:00 AM

Mostly cloudy

62° 💧 None 💨 5 mph H 86%30.15 inHg

2:00 PM

Sunny

82° 💧 None 💨 4 mph H 37%30.09 inHg

8:00 PM

Mostly clear night

72° 💧 None 💨 8 mph H 57%30.03 inHg

Monday

2:00 AM

Mostly cloudy night

69° 💧 None 💨 4 mph H 84%30.03 inHg

8:00 AM

Light rain

68° 💧 None 💨 3 mph H 98%30.00 inHg

In Marion and, more broadly, across the state of South Carolina: As the afternoon progresses into the evening, skies will feature a mix of sun and clouds, with temperatures remaining warm, ranging from the upper 70s to low 90s. Light west winds will continue at around 8 mph, with occasional gusts reaching up to 10 mph. No precipitation is expected during this time, making for a dry evening. Conditions will remain relatively stable, with comfortable breezes and temperatures that will gradually cool as night approaches. It should be a pleasant evening for outdoor activities, although it will still be somewhat warm as the night sets in. Overall, expect a typical summer evening with mild winds and generally dry weather.

15-Day Weather Outlook for Marion

TomorrowTomorrow

Mostly sunny 94°/72° 💧 None 💨 9 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 87°/73° 💧 None 💨 10 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 86°/64° 💧 0.022 in 💨 8 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 86°/67° 💧 None 💨 6 mph

Friday, Sep 18Fri Sep 18

Sunny 93°/65° 💧 None 💨 7 mph

Saturday, Sep 19Sat Sep 19

Overcast 95°/71° 💧 0.002 in 💨 9 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 94°/74° 💧 0.001 in 💨 9 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 95°/76° 💧 0.027 in 💨 8 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 95°/76° 💧 0.006 in 💨 8 mph

Wednesday, Sep 23Wed Sep 23

Light rain 97°/76° 💧 0.356 in 💨 5 mph

Thursday, Sep 24Thu Sep 24

Moderate rain 81°/70° 💧 0.081 in 💨 12 mph

Friday, Sep 25Fri Sep 25

Mostly cloudy 81°/65° 💧 None 💨 10 mph

Saturday, Sep 26Sat Sep 26

Overcast 80°/63° 💧 None 💨 7 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 82°/62° 💧 None 💨 8 mph

Monday, Sep 28Mon Sep 28

Light rain 69°/68° 💧 0.055 in 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Marion

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Marion

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 5:00 PM

PM2.5 Fine particles Good 2,6µg/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 2,9µg/m³

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

O₃ Ozone Good 52,6µg/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 Marion

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 8,0Very high 😊Good

Tomorrow UV 8,3Very high 😐Moderate

Tuesday UV 7,8High 😐Moderate

Wednesday UV 7,9High 😐Moderate

Thursday UV 8,0Very high 🙂Fair

Friday UV 8,0Very high —Unavailable

Saturday UV 8,0Very high —Unavailable

Hourly UV index today

5:00 PMUV 2,1 6:00 PMUV 0,7 7:00 PMUV 0,1

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

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

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

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Marion

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MARION, SOUTH CAROLINA

Tonight's Stargazing & Shooting Stars

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

100/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:51 PM–5:35 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 7% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 84° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min81%

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 Marion were last refreshed today at 4:38 PM. The current forecast period extends through 15/09/2026 at 2:00 PM. 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.