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Current weather in Kiawah Island is overcast clouds.

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

Now · 8:13 PM

Kiawah Island Weather & Hourly Forecast

United States · South Carolina · 29455

78°F

Overcast night

Feels like: 76°F

💧 Humidity 71% 🌡 Pressure 30.03 inHg 💨 Wind 15 mph 👁 Visibility 24.4 mi ☁ Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:08 AM 🌇 Sunset 7:17 PM

Hourly Forecast for Kiawah Island

Today

9:00 PM

Mostly cloudy night

76° 💧 0.000 in 💨 15 mph H 73%30.06 inHg

Tomorrow

12:00 AM

Overcast night

73° 💧 None 💨 16 mph H 81%30.06 inHg

3:00 AM

Overcast night

71° 💧 0.001 in 💨 17 mph H 83%30.00 inHg

6:00 AM

Light rain

69° 💧 0.151 in 💨 15 mph H 90%30.03 inHg

9:00 AM

Thunderstorms

68° 💧 0.184 in 💨 17 mph H 93%30.06 inHg

12:00 PM

Mostly cloudy

75° 💧 0.004 in 💨 17 mph H 75%30.03 inHg

3:00 PM

Overcast

76° 💧 0.007 in 💨 17 mph H 72%30.00 inHg

6:00 PM

Mostly cloudy

75° 💧 0.002 in 💨 17 mph H 71%30.00 inHg

9:00 PM

Clear night

73° 💧 None 💨 14 mph H 72%30.03 inHg

Friday

12:00 AM

Mostly clear night

69° 💧 None 💨 15 mph H 74%30.06 inHg

3:00 AM

Clear night

66° 💧 None 💨 15 mph H 78%30.00 inHg

6:00 AM

Clear night

64° 💧 None 💨 14 mph H 80%30.00 inHg

9:00 AM

Sunny

64° 💧 None 💨 14 mph H 78%30.06 inHg

12:00 PM

Sunny

70° 💧 None 💨 11 mph H 63%30.03 inHg

3:00 PM

Sunny

74° 💧 None 💨 9 mph H 51%29.97 inHg

6:00 PM

Sunny

74° 💧 None 💨 10 mph H 50%29.94 inHg

Today

9:00 PM

Mostly cloudy night

76° 💧 None 💨 15 mph H 73%30.06 inHg

10:00 PM

Mostly cloudy night

75° 💧 None 💨 17 mph H 76%30.06 inHg

11:00 PM

Overcast night

74° 💧 0.000 in 💨 17 mph H 79%30.06 inHg

Tomorrow

12:00 AM

Overcast night

73° 💧 None 💨 16 mph H 81%30.06 inHg

1:00 AM

Overcast night

72° 💧 None 💨 16 mph H 83%30.03 inHg

2:00 AM

Partly cloudy night

72° 💧 None 💨 16 mph H 83%30.03 inHg

3:00 AM

Overcast night

71° 💧 None 💨 17 mph H 83%30.00 inHg

4:00 AM

Overcast night

71° 💧 None 💨 15 mph H 84%30.00 inHg

5:00 AM

Overcast night

70° 💧 0.001 in 💨 15 mph H 86%30.03 inHg

6:00 AM

Light rain

69° 💧 0.013 in 💨 15 mph H 90%30.03 inHg

7:00 AM

Light rain

68° 💧 0.062 in 💨 15 mph H 94%30.03 inHg

8:00 AM

Light thunderstorms

68° 💧 0.076 in 💨 15 mph H 95%30.06 inHg

9:00 AM

Thunderstorms

68° 💧 0.142 in 💨 17 mph H 93%30.06 inHg

10:00 AM

Light rain

70° 💧 0.030 in 💨 18 mph H 89%30.06 inHg

11:00 AM

Light rain

72° 💧 0.012 in 💨 19 mph H 81%30.03 inHg

12:00 PM

Mostly cloudy

75° 💧 0.002 in 💨 17 mph H 75%30.03 inHg

1:00 PM

Overcast

76° 💧 0.001 in 💨 15 mph H 72%30.03 inHg

2:00 PM

Overcast

76° 💧 0.001 in 💨 14 mph H 72%30.03 inHg

3:00 PM

Overcast

76° 💧 None 💨 17 mph H 72%30.00 inHg

4:00 PM

Partly cloudy

75° 💧 0.001 in 💨 16 mph H 71%30.00 inHg

5:00 PM

Light rain

75° 💧 0.007 in 💨 15 mph H 73%30.00 inHg

6:00 PM

Mostly cloudy

75° 💧 0.002 in 💨 17 mph H 71%30.00 inHg

7:00 PM

Partly cloudy

75° 💧 None 💨 14 mph H 71%30.00 inHg

8:00 PM

Mostly cloudy night

74° 💧 None 💨 15 mph H 70%30.00 inHg

9:00 PM

Clear night

73° 💧 None 💨 14 mph H 72%30.03 inHg

10:00 PM

Mostly cloudy night

72° 💧 None 💨 16 mph H 71%30.03 inHg

11:00 PM

Mostly clear night

70° 💧 None 💨 16 mph H 73%30.06 inHg

Friday

12:00 AM

Mostly clear night

69° 💧 None 💨 15 mph H 74%30.06 inHg

1:00 AM

Clear night

68° 💧 None 💨 15 mph H 76%30.03 inHg

2:00 AM

Clear night

67° 💧 None 💨 16 mph H 77%30.03 inHg

3:00 AM

Clear night

66° 💧 None 💨 15 mph H 78%30.00 inHg

4:00 AM

Clear night

66° 💧 None 💨 15 mph H 78%30.00 inHg

5:00 AM

Clear night

65° 💧 None 💨 14 mph H 79%30.00 inHg

6:00 AM

Clear night

64° 💧 None 💨 14 mph H 80%30.00 inHg

7:00 AM

Clear night

63° 💧 None 💨 14 mph H 81%30.03 inHg

8:00 AM

Sunny

63° 💧 None 💨 14 mph H 81%30.06 inHg

9:00 AM

Sunny

64° 💧 None 💨 14 mph H 78%30.06 inHg

10:00 AM

Sunny

65° 💧 None 💨 13 mph H 74%30.06 inHg

11:00 AM

Sunny

68° 💧 None 💨 12 mph H 68%30.03 inHg

12:00 PM

Sunny

70° 💧 None 💨 11 mph H 63%30.03 inHg

1:00 PM

Sunny

71° 💧 None 💨 10 mph H 58%30.03 inHg

2:00 PM

Sunny

73° 💧 None 💨 9 mph H 54%30.00 inHg

3:00 PM

Sunny

74° 💧 None 💨 9 mph H 51%29.97 inHg

4:00 PM

Sunny

74° 💧 None 💨 9 mph H 49%29.94 inHg

5:00 PM

Sunny

74° 💧 None 💨 10 mph H 49%29.94 inHg

6:00 PM

Sunny

74° 💧 None 💨 10 mph H 50%29.94 inHg

7:00 PM

Sunny

72° 💧 None 💨 9 mph H 55%29.97 inHg

8:00 PM

Clear night

70° 💧 None 💨 8 mph H 63%29.97 inHg

9:00 PM

Clear night

69° 💧 None 💨 8 mph H 65%29.97 inHg

10:00 PM

Partly cloudy night

68° 💧 None 💨 9 mph H 65%30.00 inHg

11:00 PM

Partly cloudy night

67° 💧 None 💨 8 mph H 67%30.00 inHg

Saturday

12:00 AM

Clear night

66° 💧 None 💨 9 mph H 69%30.00 inHg

1:00 AM

Clear night

65° 💧 None 💨 9 mph H 73%29.97 inHg

2:00 AM

Clear night

64° 💧 None 💨 9 mph H 76%29.97 inHg

3:00 AM

Clear night

63° 💧 None 💨 8 mph H 79%29.97 inHg

4:00 AM

Clear night

62° 💧 None 💨 7 mph H 81%29.97 inHg

5:00 AM

Clear night

61° 💧 None 💨 7 mph H 84%29.97 inHg

6:00 AM

Clear night

61° 💧 None 💨 8 mph H 85%29.97 inHg

7:00 AM

Clear night

60° 💧 None 💨 9 mph H 84%29.97 inHg

8:00 AM

Sunny

61° 💧 None 💨 9 mph H 83%30.00 inHg

11:00 AM

Sunny

69° 💧 None 💨 13 mph H 60%30.00 inHg

2:00 PM

Mostly sunny

73° 💧 None 💨 7 mph H 44%29.97 inHg

5:00 PM

Mostly cloudy

77° 💧 None 💨 5 mph H 36%29.91 inHg

8:00 PM

Partly cloudy night

78° 💧 None 💨 7 mph H 37%29.91 inHg

11:00 PM

Clear night

78° 💧 None 💨 7 mph H 40%29.91 inHg

Sunday

2:00 AM

Mostly clear night

76° 💧 None 💨 9 mph H 54%29.91 inHg

5:00 AM

Clear night

75° 💧 None 💨 9 mph H 59%29.88 inHg

8:00 AM

Overcast

69° 💧 None 💨 13 mph H 74%29.91 inHg

11:00 AM

Mostly sunny

72° 💧 None 💨 5 mph H 58%29.91 inHg

2:00 PM

Sunny

74° 💧 None 💨 10 mph H 68%29.85 inHg

5:00 PM

Mostly sunny

77° 💧 None 💨 15 mph H 63%29.83 inHg

8:00 PM

Partly cloudy night

79° 💧 None 💨 16 mph H 64%29.83 inHg

11:00 PM

Mostly clear night

79° 💧 None 💨 16 mph H 72%29.88 inHg

Monday

2:00 AM

Mostly clear night

80° 💧 None 💨 16 mph H 71%29.85 inHg

5:00 AM

Mostly clear night

75° 💧 None 💨 8 mph H 89%29.85 inHg

8:00 AM

Mostly cloudy

69° 💧 None 💨 7 mph H 95%29.88 inHg

11:00 AM

Partly cloudy

71° 💧 None 💨 5 mph H 94%29.94 inHg

2:00 PM

Sunny

74° 💧 None 💨 6 mph H 81%29.91 inHg

5:00 PM

Partly cloudy

78° 💧 None 💨 10 mph H 58%29.88 inHg

8:00 PM

Clear night

78° 💧 None 💨 11 mph H 77%29.88 inHg

11:00 PM

Mostly clear night

78° 💧 None 💨 11 mph H 81%29.91 inHg

Tuesday

2:00 AM

Partly cloudy night

79° 💧 None 💨 9 mph H 84%29.91 inHg

5:00 AM

Mostly clear night

79° 💧 None 💨 10 mph H 87%29.91 inHg

8:00 AM

Sunny

77° 💧 None 💨 9 mph H 81%29.94 inHg

2:00 PM

Sunny

76° 💧 None 💨 10 mph H 83%29.94 inHg

8:00 PM

Mostly clear night

79° 💧 None 💨 12 mph H 82%29.94 inHg

Wednesday

2:00 AM

Clear night

79° 💧 None 💨 11 mph H 85%29.97 inHg

8:00 AM

Sunny

76° 💧 None 💨 5 mph H 85%30.00 inHg

2:00 PM

Sunny

78° 💧 None 💨 9 mph H 82%30.03 inHg

8:00 PM

Clear night

79° 💧 None 💨 14 mph H 80%29.97 inHg

Thursday

2:00 AM

Clear night

79° 💧 None 💨 15 mph H 81%30.03 inHg

8:00 AM

Sunny

80° 💧 None 💨 13 mph H 77%30.03 inHg

2:00 PM

Mostly sunny

80° 💧 None 💨 10 mph H 78%30.00 inHg

8:00 PM

Mostly clear night

81° 💧 None 💨 17 mph H 76%29.97 inHg

Friday

2:00 AM

Clear night

81° 💧 None 💨 20 mph H 82%29.94 inHg

8:00 AM

Sunny

80° 💧 None 💨 17 mph H 86%29.94 inHg

2:00 PM

Mostly cloudy

80° 💧 None 💨 14 mph H 88%29.91 inHg

8:00 PM

Partly cloudy night

80° 💧 None 💨 13 mph H 87%29.91 inHg

Saturday

2:00 AM

Moderate rain

80° 💧 None 💨 16 mph H 81%29.91 inHg

8:00 AM

Mostly cloudy

76° 💧 None 💨 6 mph H 88%29.97 inHg

2:00 PM

Mostly cloudy

77° 💧 None 💨 2 mph H 85%29.94 inHg

8:00 PM

Mostly cloudy night

80° 💧 None 💨 9 mph H 85%29.94 inHg

Sunday

2:00 AM

Mostly cloudy night

79° 💧 None 💨 9 mph H 83%29.91 inHg

8:00 AM

Partly cloudy

75° 💧 None 💨 6 mph H 93%29.94 inHg

2:00 PM

Mostly sunny

78° 💧 None 💨 6 mph H 84%29.91 inHg

8:00 PM

Light rain

80° 💧 None 💨 16 mph H 80%29.88 inHg

Monday

2:00 AM

Light rain

77° 💧 None 💨 19 mph H 87%29.85 inHg

8:00 AM

Partly cloudy

72° 💧 None 💨 15 mph H 90%29.88 inHg

2:00 PM

Sunny

78° 💧 None 💨 7 mph H 61%29.91 inHg

8:00 PM

Clear night

78° 💧 None 💨 11 mph H 57%29.97 inHg

Tuesday

2:00 AM

Clear night

74° 💧 None 💨 14 mph H 60%30.03 inHg

8:00 AM

Sunny

72° 💧 None 💨 15 mph H 65%30.06 inHg

2:00 PM

Sunny

74° 💧 None 💨 14 mph H 62%30.12 inHg

8:00 PM

Clear night

75° 💧 None 💨 10 mph H 53%30.06 inHg

Wednesday

2:00 AM

Overcast night

75° 💧 None 💨 10 mph H 59%30.06 inHg

8:00 AM

Overcast

73° 💧 None 💨 11 mph H 72%30.06 inHg

2:00 PM

Overcast

74° 💧 None 💨 8 mph H 66%30.03 inHg

8:00 PM

Overcast night

75° 💧 None 💨 6 mph H 62%29.97 inHg

Thursday

2:00 AM

Overcast night

75° 💧 None 💨 4 mph H 58%29.91 inHg

8:00 AM

Partly cloudy

74° 💧 None 💨 5 mph H 66%29.88 inHg

In Kiawah Island and, more broadly, across the state of South Carolina: This morning, clear skies and warm temperatures will set the tone, with lows around 72 degrees and light southeast winds at up to 4 mph. As the day progresses, temperatures will rise into the upper 80s and low 90s, creating hot conditions. The wind will remain gentle, with occasional gusts reaching 12 mph. An isolated shower is unlikely but cannot be entirely ruled out, with a maximum probability of 25%. Overall, expect a hot and dry day, with plenty of sunshine and light breezes.

15-Day Weather Outlook for Kiawah Island

TomorrowTomorrow

Light thunderstorms 76°/68° 💧 None 💨 19 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 74°/63° 💧 None 💨 16 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 78°/60° 💧 0.278 in 💨 13 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 79°/69° 💧 None 💨 16 mph

Monday, Sep 28Mon Sep 28

Mostly cloudy 80°/69° 💧 None 💨 16 mph

Tuesday, Sep 29Tue Sep 29

Partly cloudy 79°/76° 💧 0.001 in 💨 12 mph

Wednesday, Sep 30Wed Sep 30

Sunny 79°/76° 💧 None 💨 14 mph

Thursday, Oct 1Thu Oct 1

Mostly sunny 81°/79° 💧 0.002 in 💨 17 mph

Friday, Oct 2Fri Oct 2

Mostly cloudy 81°/80° 💧 0.018 in 💨 20 mph

Saturday, Oct 3Sat Oct 3

Moderate rain 80°/76° 💧 0.367 in 💨 16 mph

Sunday, Oct 4Sun Oct 4

Light rain 80°/75° 💧 0.073 in 💨 16 mph

Monday, Oct 5Mon Oct 5

Light rain 78°/72° 💧 0.223 in 💨 19 mph

Tuesday, Oct 6Tue Oct 6

Sunny 75°/72° 💧 None 💨 15 mph

Wednesday, Oct 7Wed Oct 7

Overcast 75°/73° 💧 None 💨 11 mph

Thursday, Oct 8Thu Oct 8

Overcast 75°/74° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Kiawah Island

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Kiawah Island

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 9:00 PM

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

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

O₃ Ozone Fair 70,3µg/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 acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Kiawah Island

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 5,5Moderate 🙂Fair

Tomorrow UV 5,0Moderate 🙂Fair

Friday UV 7,4High 😐Moderate

Saturday UV 7,4High 😐Moderate

Sunday UV 7,0High 😐Moderate

Monday UV 7,0High —Unavailable

Tuesday UV 7,0High —Unavailable

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Kiawah Island

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · KIAWAH ISLAND, SOUTH CAROLINA

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

51/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:37 PM–5:47 AM

☁ Cloud cover 56% Real hourly forecast for the best viewing hour.

☾ Moonlight 94% Waxing Gibbous · Moon about 32° above the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 51° high at the best hour.

✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min24%

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.

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Forecast data for Kiawah Island were last refreshed today at 8:13 PM. The current forecast period extends through 25/09/2026 at 6:00 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.