Irmo, SC Weather Forecast & Current Conditions

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Irmo Weather Map
UTC Time: 9/21/2026, 19:13
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Irmo, SC Regional Weather

Expires:202609212000;;833671
ASUS42 KCHS 211910
RWRCHS

Regional Weather Roundup
National Weather Service Charleston SC
300 PM EDT MON SEP 21 2026

NOTE: "fair" indicates few or no clouds below 12,000 feet with no
significant weather and/or obstructions to visibility.

Not all stations are quality controlled. Use data with caution,
especially dewpoint observations.


SCZ027-028-034-036>038-045-148>150-GAZ219-241-212000-
...Lake and Supplemental Coastal Observations...
  
STATION/POSITION TIME  TEMP    WIND        PRES    WAVE   SWELL
                       AIR SEA DIR/SP/G            HT/PER HT/PER/DIR
                 (UTC) (F)     (DEG/KT/KT) (MB)    (FT/S) (FT/S/D)
Winyah Bay       1800   82     110/  8     1014.0
Lake Murray      1820   87     190/  6/  7   N/A
Chrlstn Harbor   1830   81 84  140/ 11/ 12 1014.6F
ACE Basin NERRS  1745   89      70/  1     1014.0
Fort Pulaski     1830   83 84   90/ 10/ 12 1014.5F
Sapelo Island    1800   88      80/  7     1014.0

$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Irmo, SC

Afternoon
Sunny
92°/ 70° 33°/ 21°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Wednesday
Rain Showers
80°/ 62° 27°/ 17°
50%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
40%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Seven Oaks, SC

Afternoon
Sunny
90°/ 68° 32°/ 20°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Wednesday
Rain Showers
78°/ 62° 26°/ 17°
50%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
75°/ 58° 24°/ 14°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 20 percent.

Newberry, SC

Afternoon
Sunny
90°/ 68° 32°/ 20°
20%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wednesday
Rain Showers
75°/ 62° 24°/ 17°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Mostly sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Winnsboro, SC

Afternoon
Sunny
92°/ 68° 33°/ 20°
20%
Tuesday
Thunderstorms
90°/ 65° 32°/ 18°
90%
Wednesday
Rain Showers
78°/ 62° 26°/ 17°
50%
Thursday
Rain Showers
72°/ 55° 22°/ 13°
40%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the upper 60s. Light and variable winds. Chance of rain 20 percent.

Saluda, SC

Afternoon
Sunny
90°/ 68° 32°/ 20°
20%
Tuesday
Thunderstorms
90°/ 68° 32°/ 20°
80%
Wednesday
Rain Showers
78°/ 62° 26°/ 17°
50%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
0%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Mostly sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Camden, SC

Afternoon
Sunny
92°/ 68° 33°/ 20°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Wednesday
Rain Showers
78°/ 62° 26°/ 17°
50%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
50%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
80°27°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Aiken, SC

Afternoon
Sunny
90°/ 68° 32°/ 20°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
50%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Saint Matthews, SC

Afternoon
Sunny
92°/ 70° 33°/ 21°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Partly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Blackstock, SC

Today
Sunny
92°/ 68° 33°/ 20°
0%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wednesday
Rain
75°/ 58° 24°/ 14°
60%
Thursday
Rain
72°/ 55° 22°/ 13°
40%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 52° 26°/ 11°
0%
Sunday
Sunny
78°26°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Light and variable winds.

Night: Partly cloudy. lows in the upper 60s. Light and variable winds.

North, SC

Afternoon
Sunny
90°/ 70° 32°/ 21°
20%
Tuesday
Sunny
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Union, SC

Today
Sunny
92°/ 68° 33°/ 20°
30%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wednesday
Rain
72°/ 58° 22°/ 14°
60%
Thursday
Rain
68°/ 55° 20°/ 13°
30%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 52° 26°/ 11°
0%
Sunday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 90s. Light and variable winds.

Night: Partly cloudy. A chance of showers and thunderstorms after midnight. lows in the upper 60s. Light and variable winds. Chance of rain 30 percent.

Sumter, SC

Afternoon
Sunny
92°/ 70° 33°/ 21°
0%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
60%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
40%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Partly cloudy. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable.

Laurens, SC

Today
Sunny
90°/ 68° 32°/ 20°
0%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wednesday
Rain
75°/ 60° 24°/ 16°
60%
Thursday
Partly Cloudy
70°/ 55° 21°/ 13°
0%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Sunny. Highs around 90. Light and variable winds, becoming southeast around 5 mph this afternoon.

Night: Partly cloudy. lows in the upper 60s. Northeast winds around 5 mph in the evening, becoming light and variable.

Edgefield, SC

Afternoon
Sunny
92°/ 68° 33°/ 20°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Wednesday
Rain Showers
80°/ 62° 27°/ 17°
50%
Thursday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. A slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph. Chance of rain 20 percent.

Orangeburg, SC

Afternoon
Sunny
90°/ 70° 32°/ 21°
0%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Partly cloudy. Patchy fog after midnight. Lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable.

Lancaster, SC

Afternoon
Sunny
92°/ 68° 33°/ 20°
20%
Tuesday
Thunderstorms
92°/ 65° 33°/ 18°
80%
Wednesday
Rain Showers
75°/ 60° 24°/ 16°
50%
Thursday
Rain Showers
72°/ 55° 22°/ 13°
50%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Mostly sunny. Near steady temperature in the lower 90s. Southeast winds around 5 mph.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.

Ware Shoals, SC

Today
Sunny
92°/ 68° 33°/ 20°
0%
Tuesday
Thunderstorms
90°/ 65° 32°/ 18°
80%
Wednesday
Rain
78°/ 62° 26°/ 17°
50%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
0%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
78°/ 55° 26°/ 13°
0%
Sunday
Sunny
78°26°
0%

Day: Sunny. Highs in the lower 90s. Light and variable winds, becoming east around 5 mph this afternoon.

Night: Partly cloudy. lows in the upper 60s. East winds around 5 mph in the evening, becoming light and variable.

Manning, SC

Afternoon
Thunderstorms
88°/ 68° 31°/ 20°
20%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
40%
Thursday
Rain Showers
78°/ 58° 26°/ 14°
30%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Sunny
78°/ 58° 26°/ 14°
0%
Sunday
Sunny
80°27°
0%

Day: Sunny with a slight chance of showers and thunderstorms. Near steady temperature in the upper 80s. East winds around 5 mph. Chance of rain 20 percent.

Night: Partly cloudy. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable.

Barnwell, SC

Afternoon
Sunny
90°/ 68° 32°/ 20°
0%
Tuesday
Sunny
92°/ 68° 33°/ 20°
50%
Wednesday
Rain Showers
82°/ 65° 28°/ 18°
50%
Thursday
Partly Cloudy
78°/ 58° 26°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Sunny
80°/ 58° 27°/ 14°
0%
Sunday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature around 90. East winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable.

Bishopville, SC

Afternoon
Sunny
92°/ 68° 33°/ 20°
0%
Tuesday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Wednesday
Rain Showers
80°/ 62° 27°/ 17°
40%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
40%
Friday
Sunny
75°/ 55° 24°/ 13°
0%
Saturday
Sunny
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
80°27°
0%

Day: Sunny. Near steady temperature in the lower 90s. East winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable.

Names listed above may include county names.

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