Clemson, South Carolina Weather
Thunderheads boil and break at dusk. Day 16 of summer. Read this microseason across nine climate regions →
Clemson weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 6Light Drizzle21%0.01″91°72°—
- TuesdayJul 7Overcast——92°73°+1°
- WednesdayJul 8Partly Cloudy——100°72°+8°
- ThursdayJul 9Partly Cloudy——100°73°0°
- FridayJul 10Overcast——98°74°-2°
- SaturdayJul 11Overcast24%—101°74°+3°
- SundayJul 12Overcast32%—97°73°-4°
AQI 48 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 13.5 µg/m³ (AQI 59) with a 0.98 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 13.5 µg/m³ (AQI 59) with a 0.98 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.98
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
When the stars begin to huddle, the earth will soon become a puddle.
- Moonrise
- 12:12 AM
- Moonset
- 12:48 PM
- In sign
- ♓︎ Pisces
Thunderheads boil and break at dusk
Clemson at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: March 15 (climatological average for this latitude)
- Microseason: Jul 6–10
- Planting window: Sow fall broccoli and cabbage indoors for transplant in 4 weeks.
ZIP codes: 29631, 29634
15-Day Forecast — Clemson
- Mon91°72°21%
- Tue92°73°8%
- Wed100°72°8%
- Thu100°73°7%
- Fri98°74°8%
- Sat101°74°24%
- Sun97°73°32%
- Mon102°70°21%
- Tue107°74°15%
- Wed104°75°12%
- Thu106°78°15%
- Fri96°67°50%
- Sat96°73°61%
- Sun96°70°56%
- Mon93°67°35%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 6, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Clemson
SPC includes Clemson in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Clemson
- 29631
- 29630
- 29632