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Current weather in Jamestown is scattered clouds.

Where can I find the hourly weather forecast for Jamestown?

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

Is the weather forecast for Jamestown updated regularly?

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

Now · 9:58 PM

Jamestown Weather & Hourly Forecast

United States · South Carolina · 29453

77°F

Partly cloudy night

Feels like: 85°F

💧 Humidity 96% 🌡 Pressure 30.00 inHg 💨 Wind 5 mph 👁 Visibility 13.7 mi ☁ Clouds 41% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Jamestown

Today

10:00 PM

Partly cloudy night

77° 💧 None 💨 5 mph H 96%30.00 inHg

Tomorrow

1:00 AM

Clear night

76° 💧 0.000 in 💨 4 mph H 99%30.00 inHg

4:00 AM

Mostly clear night

75° 💧 0.001 in 💨 2 mph H 98%29.97 inHg

7:00 AM

Mostly sunny

75° 💧 0.010 in 💨 4 mph H 99%30.00 inHg

10:00 AM

Mostly cloudy

81° 💧 0.012 in 💨 4 mph H 81%30.03 inHg

1:00 PM

Partly cloudy

88° 💧 0.068 in 💨 4 mph H 61%30.03 inHg

4:00 PM

Light thunderstorms

80° 💧 0.070 in 💨 7 mph H 93%29.97 inHg

7:00 PM

Partly cloudy

81° 💧 0.001 in 💨 7 mph H 85%29.97 inHg

10:00 PM

Partly cloudy night

77° 💧 None 💨 4 mph H 94%30.00 inHg

Sunday

1:00 AM

Mostly cloudy night

75° 💧 None 💨 4 mph H 97%30.00 inHg

4:00 AM

Mostly clear night

75° 💧 0.008 in 💨 4 mph H 99%30.00 inHg

7:00 AM

Mostly cloudy night

74° 💧 0.000 in 💨 4 mph H 99%30.00 inHg

10:00 AM

Mostly cloudy

83° 💧 0.012 in 💨 4 mph H 77%30.03 inHg

1:00 PM

Light thunderstorms

88° 💧 0.157 in 💨 4 mph H 64%30.00 inHg

4:00 PM

Light thunderstorms

80° 💧 0.110 in 💨 5 mph H 96%29.97 inHg

7:00 PM

Partly cloudy

79° 💧 0.001 in 💨 5 mph H 97%29.94 inHg

Today

10:00 PM

Partly cloudy night

77° 💧 None 💨 5 mph H 96%30.00 inHg

11:00 PM

Partly cloudy night

76° 💧 None 💨 5 mph H 98%30.00 inHg

Tomorrow

12:00 AM

Mostly clear night

76° 💧 None 💨 5 mph H 99%30.00 inHg

1:00 AM

Clear night

76° 💧 None 💨 4 mph H 99%30.00 inHg

2:00 AM

Clear night

75° 💧 0.000 in 💨 4 mph H 98%30.00 inHg

3:00 AM

Clear night

75° 💧 None 💨 3 mph H 98%29.97 inHg

4:00 AM

Mostly clear night

75° 💧 0.000 in 💨 2 mph H 98%29.97 inHg

5:00 AM

Clear night

75° 💧 0.000 in 💨 3 mph H 99%29.97 inHg

6:00 AM

Mostly clear night

75° 💧 0.000 in 💨 4 mph H 99%30.00 inHg

7:00 AM

Mostly sunny

75° 💧 None 💨 4 mph H 99%30.00 inHg

8:00 AM

Mostly cloudy

76° 💧 0.001 in 💨 5 mph H 95%30.03 inHg

9:00 AM

Light rain

78° 💧 0.008 in 💨 4 mph H 89%30.03 inHg

10:00 AM

Mostly cloudy

81° 💧 0.001 in 💨 4 mph H 81%30.03 inHg

11:00 AM

Overcast

84° 💧 0.003 in 💨 3 mph H 73%30.03 inHg

12:00 PM

Light rain

85° 💧 0.008 in 💨 3 mph H 67%30.03 inHg

1:00 PM

Partly cloudy

88° 💧 0.003 in 💨 4 mph H 61%30.03 inHg

2:00 PM

Overcast

90° 💧 0.000 in 💨 5 mph H 57%30.00 inHg

3:00 PM

Light thunderstorms

81° 💧 0.065 in 💨 10 mph H 80%30.00 inHg

4:00 PM

Light thunderstorms

80° 💧 0.056 in 💨 7 mph H 93%29.97 inHg

5:00 PM

Light rain

82° 💧 0.011 in 💨 8 mph H 83%29.97 inHg

6:00 PM

Partly cloudy

82° 💧 0.002 in 💨 8 mph H 83%29.97 inHg

7:00 PM

Partly cloudy

81° 💧 0.001 in 💨 7 mph H 85%29.97 inHg

8:00 PM

Mostly cloudy night

79° 💧 0.000 in 💨 7 mph H 88%30.00 inHg

9:00 PM

Partly cloudy night

78° 💧 None 💨 6 mph H 90%30.00 inHg

10:00 PM

Partly cloudy night

77° 💧 None 💨 4 mph H 94%30.00 inHg

11:00 PM

Mostly cloudy night

76° 💧 None 💨 4 mph H 96%30.03 inHg

Sunday

12:00 AM

Partly cloudy night

76° 💧 None 💨 4 mph H 97%30.03 inHg

1:00 AM

Mostly cloudy night

75° 💧 None 💨 4 mph H 97%30.00 inHg

2:00 AM

Mostly cloudy night

75° 💧 None 💨 4 mph H 98%30.00 inHg

3:00 AM

Overcast night

75° 💧 None 💨 5 mph H 98%30.00 inHg

4:00 AM

Mostly clear night

75° 💧 None 💨 4 mph H 99%30.00 inHg

5:00 AM

Light rain

75° 💧 0.007 in 💨 4 mph H 99%30.00 inHg

6:00 AM

Mostly cloudy night

74° 💧 0.001 in 💨 4 mph H 99%30.00 inHg

7:00 AM

Mostly cloudy night

74° 💧 0.000 in 💨 4 mph H 99%30.00 inHg

8:00 AM

Mostly cloudy

77° 💧 None 💨 4 mph H 94%30.03 inHg

9:00 AM

Overcast

80° 💧 None 💨 4 mph H 86%30.03 inHg

10:00 AM

Mostly cloudy

83° 💧 0.000 in 💨 4 mph H 77%30.03 inHg

11:00 AM

Mostly sunny

84° 💧 0.002 in 💨 4 mph H 71%30.03 inHg

12:00 PM

Light rain

87° 💧 0.009 in 💨 5 mph H 67%30.03 inHg

1:00 PM

Light thunderstorms

88° 💧 0.009 in 💨 4 mph H 64%30.00 inHg

2:00 PM

Light thunderstorms

90° 💧 0.005 in 💨 5 mph H 59%29.97 inHg

3:00 PM

Thunderstorms

81° 💧 0.143 in 💨 6 mph H 87%29.97 inHg

4:00 PM

Light thunderstorms

80° 💧 0.065 in 💨 5 mph H 96%29.97 inHg

5:00 PM

Light rain

80° 💧 0.031 in 💨 4 mph H 95%29.94 inHg

6:00 PM

Light rain

80° 💧 0.014 in 💨 5 mph H 96%29.94 inHg

7:00 PM

Partly cloudy

79° 💧 0.001 in 💨 5 mph H 97%29.94 inHg

8:00 PM

Mostly clear night

78° 💧 None 💨 5 mph H 99%29.97 inHg

9:00 PM

Clear night

77° 💧 None 💨 5 mph H 99%30.00 inHg

10:00 PM

Mostly clear night

77° 💧 None 💨 5 mph H 99%30.03 inHg

11:00 PM

Clear night

77° 💧 None 💨 5 mph H 99%30.03 inHg

Monday

12:00 AM

Clear night

76° 💧 None 💨 5 mph H 99%30.03 inHg

1:00 AM

Clear night

76° 💧 None 💨 5 mph H 99%30.00 inHg

2:00 AM

Clear night

77° 💧 None 💨 6 mph H 99%30.00 inHg

3:00 AM

Clear night

76° 💧 None 💨 6 mph H 100%29.97 inHg

4:00 AM

Clear night

76° 💧 None 💨 5 mph H 100%29.97 inHg

5:00 AM

Mostly clear night

76° 💧 None 💨 4 mph H 100%29.97 inHg

6:00 AM

Mostly clear night

76° 💧 None 💨 3 mph H 99%29.97 inHg

7:00 AM

Mostly clear night

75° 💧 None 💨 3 mph H 99%30.00 inHg

8:00 AM

Sunny

77° 💧 None 💨 3 mph H 98%30.03 inHg

5:00 PM

Mostly sunny

93° 💧 None 💨 2 mph H 44%29.94 inHg

8:00 PM

Mostly clear night

82° 💧 None 💨 4 mph H 79%29.97 inHg

11:00 PM

Clear night

78° 💧 None 💨 5 mph H 92%30.03 inHg

Tuesday

2:00 AM

Mostly cloudy night

77° 💧 None 💨 6 mph H 94%30.03 inHg

5:00 AM

Overcast night

77° 💧 None 💨 8 mph H 91%30.06 inHg

8:00 AM

Mostly cloudy

75° 💧 None 💨 8 mph H 80%30.15 inHg

11:00 AM

Mostly cloudy

81° 💧 None 💨 9 mph H 63%30.21 inHg

2:00 PM

Mostly cloudy

87° 💧 None 💨 9 mph H 48%30.18 inHg

5:00 PM

Mostly cloudy

86° 💧 None 💨 8 mph H 40%30.15 inHg

8:00 PM

Clear night

75° 💧 None 💨 7 mph H 54%30.18 inHg

11:00 PM

Mostly clear night

71° 💧 None 💨 7 mph H 63%30.21 inHg

Wednesday

2:00 AM

Clear night

70° 💧 None 💨 7 mph H 72%30.21 inHg

5:00 AM

Clear night

66° 💧 None 💨 7 mph H 77%30.21 inHg

8:00 AM

Sunny

67° 💧 None 💨 7 mph H 80%30.24 inHg

11:00 AM

Sunny

79° 💧 None 💨 8 mph H 62%30.27 inHg

2:00 PM

Mostly sunny

83° 💧 None 💨 9 mph H 59%30.24 inHg

5:00 PM

Mostly sunny

84° 💧 None 💨 8 mph H 55%30.18 inHg

8:00 PM

Clear night

75° 💧 None 💨 7 mph H 71%30.21 inHg

11:00 PM

Clear night

72° 💧 None 💨 6 mph H 73%30.24 inHg

Thursday

2:00 AM

Clear night

70° 💧 None 💨 7 mph H 73%30.21 inHg

5:00 AM

Clear night

68° 💧 None 💨 8 mph H 75%30.21 inHg

8:00 AM

Sunny

69° 💧 None 💨 7 mph H 77%30.24 inHg

11:00 AM

Sunny

81° 💧 None 💨 8 mph H 55%30.24 inHg

2:00 PM

Partly cloudy

88° 💧 None 💨 8 mph H 45%30.18 inHg

8:00 PM

Clear night

87° 💧 None 💨 2 mph H 38%30.15 inHg

Friday

2:00 AM

Clear night

74° 💧 None 💨 4 mph H 75%30.12 inHg

8:00 AM

Sunny

70° 💧 None 💨 5 mph H 94%30.09 inHg

2:00 PM

Mostly sunny

73° 💧 None 💨 5 mph H 90%30.09 inHg

8:00 PM

Clear night

90° 💧 None 💨 4 mph H 49%30.03 inHg

Saturday

2:00 AM

Clear night

79° 💧 None 💨 4 mph H 81%30.00 inHg

8:00 AM

Light rain

74° 💧 None 💨 4 mph H 94%30.03 inHg

2:00 PM

Sunny

73° 💧 None 💨 5 mph H 96%30.03 inHg

8:00 PM

Partly cloudy night

85° 💧 None 💨 3 mph H 54%30.00 inHg

Sunday

2:00 AM

Mostly clear night

76° 💧 None 💨 5 mph H 70%29.94 inHg

8:00 AM

Sunny

71° 💧 None 💨 5 mph H 87%29.94 inHg

2:00 PM

Sunny

74° 💧 None 💨 5 mph H 83%29.94 inHg

8:00 PM

Clear night

93° 💧 None 💨 5 mph H 49%29.85 inHg

Monday

2:00 AM

Clear night

82° 💧 None 💨 9 mph H 83%29.83 inHg

8:00 AM

Sunny

79° 💧 None 💨 8 mph H 89%29.85 inHg

2:00 PM

Sunny

79° 💧 None 💨 6 mph H 82%29.85 inHg

8:00 PM

Mostly clear night

98° 💧 None 💨 3 mph H 39%29.85 inHg

Tuesday

2:00 AM

Overcast night

79° 💧 None 💨 2 mph H 96%29.88 inHg

8:00 AM

Mostly cloudy

77° 💧 None 💨 5 mph H 99%29.94 inHg

2:00 PM

Mostly cloudy

79° 💧 None 💨 4 mph H 95%29.97 inHg

8:00 PM

Mostly cloudy night

92° 💧 None 💨 6 mph H 56%29.97 inHg

Wednesday

2:00 AM

Partly cloudy night

80° 💧 None 💨 5 mph H 87%30.00 inHg

8:00 AM

Overcast

77° 💧 None 💨 5 mph H 98%30.03 inHg

2:00 PM

Overcast

77° 💧 None 💨 3 mph H 98%30.06 inHg

8:00 PM

Overcast night

94° 💧 None 💨 5 mph H 45%30.03 inHg

Thursday

2:00 AM

Clear night

80° 💧 None 💨 7 mph H 84%30.03 inHg

8:00 AM

Overcast

77° 💧 None 💨 4 mph H 95%30.03 inHg

2:00 PM

Partly cloudy

77° 💧 None 💨 4 mph H 95%30.03 inHg

8:00 PM

Partly cloudy night

92° 💧 None 💨 5 mph H 54%29.97 inHg

Friday

2:00 AM

Light rain

81° 💧 None 💨 4 mph H 85%29.94 inHg

8:00 AM

Light rain

74° 💧 None 💨 5 mph H 99%29.94 inHg

2:00 PM

Partly cloudy

74° 💧 None 💨 2 mph H 99%29.94 inHg

8:00 PM

Light thunderstorms

77° 💧 None 💨 1 mph H 95%29.91 inHg

Saturday

2:00 AM

Light rain

72° 💧 None 💨 6 mph H 99%29.91 inHg

8:00 AM

Moderate rain

67° 💧 None 💨 8 mph H 99%29.91 inHg

2:00 PM

Light rain

63° 💧 None 💨 9 mph H 98%29.94 inHg

In Jamestown and, more broadly, across the state of South Carolina: Tonight will be mostly cloudy with temperatures remaining warm, ranging from 81 to 86 degrees Fahrenheit. A slight chance of rain exists, with possible accumulations around 0.04 inches, and the highest likelihood of precipitation occurring late in the evening. Winds will be light from the south, averaging up to 8 mph, with gusts reaching 15 mph at times. Overall, expect a warm and humid evening with minimal chances of significant rainfall.

15-Day Weather Outlook for Jamestown

TomorrowTomorrow

Light thunderstorms 90°/75° 💧 None 💨 10 mph

Sunday, Sep 13Sun Sep 13

Light thunderstorms 90°/74° 💧 None 💨 7 mph

Monday, Sep 14Mon Sep 14

Light rain 93°/75° 💧 0.467 in 💨 6 mph

Tuesday, Sep 15Tue Sep 15

Mostly cloudy 87°/76° 💧 0.024 in 💨 9 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 85°/67° 💧 None 💨 9 mph

Thursday, Sep 17Thu Sep 17

Sunny 87°/67° 💧 None 💨 6 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 90°/70° 💧 None 💨 5 mph

Saturday, Sep 19Sat Sep 19

Light rain 85°/73° 💧 0.040 in 💨 5 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 93°/71° 💧 0.001 in 💨 5 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 98°/79° 💧 0.005 in 💨 9 mph

Tuesday, Sep 22Tue Sep 22

Mostly cloudy 92°/77° 💧 0.063 in 💨 6 mph

Wednesday, Sep 23Wed Sep 23

Overcast 94°/77° 💧 0.053 in 💨 5 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 92°/77° 💧 0.050 in 💨 7 mph

Friday, Sep 25Fri Sep 25

Light thunderstorms 81°/74° 💧 1.245 in 💨 5 mph

Saturday, Sep 26Sat Sep 26

Moderate rain 72°/63° 💧 2.222 in 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Jamestown

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Jamestown

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 10:00 PM

PM2.5 Fine particles Good 5,5µg/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 7,1µg/m³

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

O₃ Ozone Fair 73,0µg/m³

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

NO₂ Nitrogen dioxide Good 1,4µg/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 Jamestown

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 7,9High 🙂Fair

Tomorrow UV 8,4Very high 🙂Fair

Sunday UV 8,1Very high 🙂Fair

Monday UV 8,3Very high 🙂Fair

Tuesday UV 7,0High 😐Moderate

Wednesday UV 8,0Very high —Unavailable

Thursday UV 8,0Very high —Unavailable

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.

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 Jamestown

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · JAMESTOWN, SOUTH CAROLINA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

88/100Best-hour score

BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 8:54 PM–5:36 AM

☁ Cloud cover 9% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 64° 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 Jamestown were last refreshed today at 9:58 PM. The current forecast period extends through 13/09/2026 at 7:00 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.