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Barnwell, SC Weather

Today: Partly Sunny, high 78°F, low 56°F. Hourly and 7-day forecast from the National Weather Service. Times are local (EDT).

Barnwell, SC current weather

70°F

Mostly Sunny

Forecast for this hour. No recent report from a nearby station.

H 78° / L 56°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/28/2026, 3:51 AM PT

Hourly forecast

NWS, updated 10/28/2026, 3:51 AM PT

  1. Now70°
  2. 1 PM74°
  3. 2 PM76°
  4. 3 PM76°
  5. 4 PM78°
  6. 5 PM76°
  7. 6 PM75°
  8. 7 PM72°
  9. 8 PM66°
  10. 9 PM63°
  11. 10 PM62°
  12. 11 PM61°
  13. Thu12 AM60°
  14. 1 AM59°
  15. 2 AM59°
  16. 3 AM59°
  17. 4 AM59°
  18. 5 AM58°
  19. 6 AM58°
  20. 7 AM58°
  21. 8 AM57°
  22. 9 AM60°
  23. 10 AM66°
  24. 11 AM70°
  25. 12 PM73°
  26. 1 PM77°
  27. 2 PM78°
  28. 3 PM79°
  29. 4 PM80°
  30. 5 PM79°
  31. 6 PM78°
  32. 7 PM74°
  33. 8 PM68°
  34. 9 PM65°
  35. 10 PM63°
  36. 11 PM62°
  37. Fri12 AM61°
  38. 1 AM60°
  39. 2 AM59°
  40. 3 AM58°
  41. 4 AM57°
  42. 5 AM56°
  43. 6 AM55°
  44. 7 AM54°
  45. 8 AM55°
  46. 9 AM60°
  47. 10 AM66°
  48. 11 AM72°

7-day forecast

Tap a day for details

  • Today10/28Low 56°High 78°

    Today: Partly sunny, with a high near 78. Northeast wind around 10 mph.

    Tonight: Mostly cloudy, with a low around 56. Northeast wind 3 to 7 mph.

    Partly Sunny
  • Thu10/29Low 54°High 80°

    Thursday: Mostly sunny, with a high near 80. Northeast wind around 8 mph.

    Thursday Night: Partly cloudy, with a low around 54. Northeast wind 1 to 5 mph.

    Mostly Sunny
  • Fri10/30Low 56°High 82°

    Friday: Sunny, with a high near 82. Northeast wind around 5 mph.

    Friday Night: Mostly cloudy, with a low around 56.

    Sunny
  • Sat10/3122% chance of precipitationLow 57°High 78°

    Saturday: Mostly cloudy, with a high near 78.

    Saturday Night: A slight chance of rain showers after 1am. Mostly cloudy, with a low around 57.

    Mostly Cloudy
  • Sun11/155% chance of precipitationLow 59°High 74°

    Sunday: A slight chance of rain showers before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.

    Sunday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Showers And Thunderstorms Likely
  • Mon11/243% chance of precipitationLow 58°High 77°

    Monday: A chance of rain showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.

    Monday Night: A chance of rain showers before 7pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Chance Rain Showers
  • Tue11/318% chance of precipitationLow 58°High 80°

    Tuesday: A slight chance of rain showers after 1pm. Mostly sunny, with a high near 80.

    Tuesday Night: A slight chance of rain showers. Partly cloudy, with a low around 58.

    Mostly Sunny then Slight Chance Rain Showers

Forecast for 33.240, -81.369 from the NWS CAE office, updated 10/28/2026, 3:51 AM PT · Official forecast on weather.gov

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now70°Mostly Sunny0%9 mph
  2. 1 PM74°Partly Sunny0%9 mph
  3. 2 PM76°Partly Sunny0%9 mph
  4. 3 PM76°Partly Sunny0%9 mph
  5. 4 PM78°Mostly Sunny0%10 mph
  6. 5 PM76°Mostly Sunny0%9 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow
50°68°85°0%100%WedThuFriSatSunMonTue78°61°80°57°82°54°78°56°73°57°77°59°80°58°

Line: temperature °F. Bars: chance of precipitation.

  1. WedNow70° 0% Sky 43%9g16
  2.  1 PM74° 0% Sky 65%9g17
  3.  2 PM76° 0% Sky 62%9g18
  4.  3 PM76° 0% Sky 66%9g18
  5.  4 PM78° 0% Sky 46%10g18
  6.  5 PM76° 0% Sky 50%9g18
  7.  6 PM75° 0% Sky 60%7g16
  8.  7 PM72° 0% Sky 69%6g15
  9.  8 PM66° 0% Sky 72%5g16
  10.  9 PM63° 0% Sky 86%5g15
  11.  10 PM62° 0% Sky 54%3g14
  12.  11 PM61° 0% Sky 42%3g14
  13. Thu 10/2912 AM60° 0% Sky 51%3g14
  14.  1 AM59° 0% Sky 49%3g14
  15.  2 AM59° 0% Sky 37%3g14
  16.  3 AM59° 0% Sky 39%5g14
  17.  4 AM59° 0% Sky 39%5g15
  18.  5 AM58° 0% Sky 37%5g15
  19.  6 AM58° 0% Sky 50%6g15
  20.  7 AM58° 2% Sky 55%6g15
  21.  8 AM57° 1% Sky 55%6g16
  22.  9 AM60° 0% Sky 49%7g16
  23.  10 AM66° 0% Sky 48%7g16
  24.  11 AM70° 0% Sky 42%8g16
  25.  12 PM73° 0% Sky 25%8g16
  26.  1 PM77° 0% Sky 42%8g16
  27.  2 PM78° 0% Sky 49%8g16
  28.  3 PM79° 0% Sky 41%7g16
  29.  4 PM80° 0% Sky 40%7g15
  30.  5 PM79° 0% Sky 32%6g14
  31.  6 PM78° 0% Sky 51%5g12
  32.  7 PM74° 0% Sky 54%3g10
  33.  8 PM68° 0% Sky 34%2g10
  34.  9 PM65° 0% Sky 64%1g9
  35.  10 PM63° 0% Sky 44%1g9
  36.  11 PM62° 0% Sky 23%1g9
  37. Fri 10/3012 AM61° 0% Sky 21%1g9
  38.  1 AM60° 0% Sky 19%1g9
  39.  2 AM59° 0% Sky 17%1g9
  40.  3 AM58° 0% Sky 19%1g9
  41.  4 AM57° 0% Sky 21%2g9
  42.  5 AM56° 0% Sky 23%2g9
  43.  6 AM55° 0% Sky 21%2g9
  44.  7 AM54° 0% Sky 19%2g10
  45.  8 AM55° 0% Sky 17%2g10
  46.  9 AM60° 0% Sky 12%3g10
  47.  10 AM66° 0% Sky 8%3g12
  48.  11 AM72° 0% Sky 3%5g12
  49.  12 PM76° 0% Sky 6%5g12
  50.  1 PM78° 0% Sky 9%5g13
  51.  2 PM79° 0% Sky 12%5g13
  52.  3 PM81° 0% Sky 14%5g13
  53.  4 PM82° 0% Sky 16%3g12
  54.  5 PM81° 0% Sky 18%3g10
  55.  6 PM77° 0% Sky 23%2g9
  56.  7 PM72° 0% Sky 28%2g9
  57.  8 PM67° 0% Sky 33%1g8
  58.  9 PM64° 0% Sky 38%1g7
  59.  10 PM62° 0% Sky 42%0g7
  60.  11 PM61° 0% Sky 47%0g6
  61. Sat 10/3112 AM60° 0% Sky 53%0g6
  62.  1 AM59° 0% Sky 59%0g6
  63.  2 AM58° 0% Sky 65%0g6
  64.  3 AM58° 0% Sky 69%1g7
  65.  4 AM58° 0% Sky 72%1g8
  66.  5 AM58° 0% Sky 76%2g9
  67.  6 AM57° 0% Sky 74%2g10
  68.  7 AM56° 0% Sky 73%2g12
  69.  8 AM57° 1% Sky 71%3g13
  70.  9 AM60° 1% Sky 70%5g14
  71.  10 AM65° 1% Sky 69%7g15
  72.  11 AM70° 1% Sky 68%8g16
  73.  12 PM73° 1% Sky 71%9g17
  74.  1 PM75° 1% Sky 74%9g17
  75.  2 PM76° 5% Sky 77%9g18
  76.  3 PM77° 5% Sky 75%9g20
  77.  4 PM78° 5% Sky 72%9g20
  78.  5 PM76° 5% Sky 70%9g20
  79.  6 PM74° 5% Sky 73%9g20
  80.  7 PM70° 5% Sky 77%8g20
  81.  8 PM69° 11% Sky 80%8g18
  82.  9 PM66° 11% Sky 80%7g17
  83.  10 PM64° 11% Sky 80%7g16
  84.  11 PM62° 11% Sky 80%6g16
  85. Sun 11/112 AM61° 11% Sky 80%5g16
  86.  1 AM60° 11% Sky 80%5g16
  87.  1 AM60° 22% Sky 83%5g16
  88.  2 AM59° 22% Sky 83%5g16
  89.  3 AM59° 22% Sky 83%5g16
  90.  4 AM58° 22% Sky 83%6g16
  91.  5 AM57° 22% Sky 83%7g16
  92.  6 AM57° 22% Sky 83%7g17
  93.  7 AM58° 47% Sky 88%8g17
  94.  8 AM60° 47% Sky 88%8g17
  95.  9 AM63° 47% Sky 88%8g17
  96.  10 AM66° 47% Sky 88%8g17
  97.  11 AM68° 47% Sky 88%8g18
  98.  12 PM71° 47% Sky 88%9g18
  99.  1 PM72° 55% Sky 87%9g20
  100.  2 PM73° 55% Sky 87%9g20
  101.  3 PM73° 55% Sky 87%9g21
  102.  4 PM73° 55% Sky 87%9g21
  103.  5 PM71° 55% Sky 87%9g21
  104.  6 PM69° 55% Sky 87%8g22
  105.  7 PM67° 50% Sky 86%7g21
  106.  8 PM65° 50% Sky 86%6g18
  107.  9 PM64° 50% Sky 86%5g16
  108.  10 PM63° 50% Sky 86%3g14
  109.  11 PM62° 50% Sky 86%2g13
  110. Mon 11/212 AM62° 50% Sky 86%2g13
  111.  1 AM62° 43% Sky 82%2g13
  112.  2 AM61° 43% Sky 82%2g13
  113.  3 AM61° 43% Sky 82%2g12
  114.  4 AM60° 43% Sky 82%2g12
  115.  5 AM59° 43% Sky 82%2g12
  116.  6 AM59° 43% Sky 82%3g12
  117.  7 AM60° 38% Sky 76%3g12
  118.  8 AM63° 38% Sky 76%5g13
  119.  9 AM67° 38% Sky 76%5g13
  120.  10 AM70° 38% Sky 76%6g14
  121.  11 AM72° 38% Sky 76%6g14
  122.  12 PM74° 38% Sky 76%7g15
  123.  1 PM75° 29% Sky 65%7g15
  124.  2 PM76° 29% Sky 65%7g16
  125.  3 PM77° 29% Sky 65%7g17
  126.  4 PM77° 29% Sky 65%7g17
  127.  5 PM75° 29% Sky 65%6g16
  128.  6 PM72° 29% Sky 65%5g15
  129.  7 PM69° 11% Sky 58%3g14
  130.  8 PM67° 11% Sky 58%2g13
  131.  9 PM65° 11% Sky 58%1g12
  132.  10 PM63° 11% Sky 58%1g10
  133.  11 PM62° 11% Sky 58%1g9
  134. Tue 11/312 AM61° 11% Sky 58%1g9
  135.  1 AM61° 5% Sky 54%1g9
  136.  2 AM60° 5% Sky 54%1g9
  137.  3 AM60° 5% Sky 54%1g9
  138.  4 AM59° 5% Sky 54%1g9
  139.  5 AM58° 5% Sky 54%1g9
  140.  6 AM58° 5% Sky 54%2g9
  141.  7 AM59° 5% Sky 51%2g9
  142.  8 AM62° 5% Sky 51%3g10
  143.  9 AM67° 5% Sky 51%3g12
  144.  10 AM71° 5% Sky 51%5g13
  145.  11 AM74° 5% Sky 51%6g14
  146.  12 PM76° 5% Sky 51%6g14
  147.  1 PM78° 18% Sky 41%7g15
  148.  2 PM79° 18% Sky 41%7g16
  149.  3 PM80° 18% Sky 41%7g17
  150.  4 PM79° 18% Sky 41%7g17
  151.  5 PM77° 18% Sky 41%6g17
  152.  6 PM73° 18% Sky 41%6g16
  153.  7 PM70° 15% Sky 51%5g15
  154.  8 PM68° 15% Sky 51%3g14
  155.  9 PM66° 15% Sky 51%3g14
  156.  10 PM64° 15% Sky 51%2g13

Temperature °F · chance of precipitation · amount in inches (T = trace) · sky cover · wind and gusts (g) in mph

NWS hourly forecast updated 10/28/2026, 3:51 AM PT

Radar and satellite

National radar

NEXRAD (last 50 min) and GOES

Latest

Nearby hazards

South Carolina hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

Drought

By county

Barnwell County, week of 10/20/2026

59% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
7:40 AM
Sunset
6:37 PM
Daylight
10 hr 57 min
Moon
Waning Gibbous 93% lit
First light (civil dawn)
7:15 AM
Last light (civil dusk)
7:03 PM
Moonrise
8:17 PM
Moonset
10:29 AM

Normal October weather

Climate

Normal October high 78°, low 53°, precipitation 3.08 in for the month. 1991 to 2020 normals at Barnwell 5 Ene, 8 mi away.

Other places nearby

Data sources

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Frequently asked questions

What is the high temperature today in Barnwell, SC?
The National Weather Service forecast for today calls for a high near 78°F. Partly Sunny.
Will it rain in Barnwell, SC in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What time is sunrise and sunset in Barnwell, SC today?
Sunrise is about 7:40 AM EDT and sunset is about 6:37 PM EDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Barnwell, SC?
At Barnwell 5 Ene, the 1991 to 2020 normal high in October is 78°F and the normal low is 53°F.

About this data

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