Harleyville, SC Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Harleyville, SC in one place.
Mostly sunny, with a high near 93. Southwest wind 1 to 6 mph.
Local Weather Overview
This forecast page for Harleyville, SC is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 17, 2026 10:21 PM EDT.
The active forecast window currently covers Apr 18 to Apr 24, 2026 for Harleyville, SC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 17, 2026 10:21 PM EDT
- Forecast office
- CHS
- Source
- NOAA / NWS
Daily Outlook
This Week in Harleyville
Saturday looks like the warmest upcoming period in Harleyville at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Sunday at about 5 to 13 mph W.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 17, 2026 10:21 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- CHS
- Radar station
- KCLX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 65. South wind around 7 mph.
A chance of rain showers after 2pm. Mostly cloudy, with a high near 84. West wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers before 8pm. Partly cloudy, with a low around 46. North wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 77.
Clear, with a low around 47.
Sunny, with a high near 77.
Mostly clear, with a low around 49.
Mostly sunny, with a high near 85.
Mostly clear, with a low around 54.
Sunny, with a high near 88.
Mostly clear, with a low around 56.
Sunny, with a high near 88.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 18
|
Mostly Sunny
|
93°F |
1 to 6 mph
SW
|
|
Saturday Night
Apr 18
|
Mostly Cloudy
|
65°F |
7 mph
S
|
|
Sunday
Apr 19
|
Mostly Cloudy then Chance Rain Showers
|
84°F |
5 to 13 mph
W
|
|
Sunday Night
Apr 19
|
Chance Rain Showers then Partly Cloudy
|
46°F |
5 to 10 mph
N
|
|
Monday
Apr 20
|
Sunny
|
77°F |
6 mph
N
|
|
Monday Night
Apr 20
|
Clear
|
47°F |
3 mph
N
|
|
Tuesday
Apr 21
|
Sunny
|
77°F |
5 mph
NE
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
49°F |
3 mph
S
|
|
Wednesday
Apr 22
|
Mostly Sunny
|
85°F |
1 to 6 mph
SW
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
54°F |
2 to 6 mph
S
|
|
Thursday
Apr 23
|
Sunny
|
88°F |
2 to 6 mph
SW
|
|
Thursday Night
Apr 23
|
Mostly Clear
|
56°F |
2 to 6 mph
S
|
|
Friday
Apr 24
|
Sunny
|
88°F |
2 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harleyville.