Clemson weather in July

In July, Clemson sees average daytime highs of 89°F and overnight lows near 71°F, with 3.3 in of rain across 12.7 wet days and about 14.1 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 89°F through the month. The sky is clear or mostly clear about 27% of the time in July, and the air most often feels muggy.

Daylight stretches from about 14 h 18 min at the start of July to 13 h 48 min by month's end. Set against the rest of the year, July is Clemson's 12th-clearest and 11th-windiest month. For the whole year in context, see Clemson's year-round climate.

Daytime high
89°
1st warmest
Overnight low
71°
12th coldest
Rainfall
3.3 in
12.7 wet days
Daylight
14 h 06 min
5:34 AM – 7:40 PM
Cloud cover
59%
12th clearest
Wind
4 mph
11th windiest
Solar energy
6.04 kWh/m²
Travel score
4.0
out of 10

Clemson is city in South Carolina, United States.

Density
758/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 89°F through the month.

A typical July day in Clemson reaches about 89°F in the afternoon and slips back to 71°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 82°F and 95°F. Set against its neighbours, July runs about 3°F warmer than June and about 1°F warmer than August.

60°70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
18870
28870
38870
48870
58870
68870
78970
88971
98971
108971
118971
128971
138971
148971
158971
168971
178971
188971
198971
208971
218971
228971
238971
248971
258971
268971
278971
288971
298971
308971
318971

How July really feels in Clemson

Once humidity and wind are folded in, July averages 31 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Clemson weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan52° / 34°4.810.10.99.92.8
Feb56° / 36°4.29.20.810.73.7
Mar63° / 42°4.910.10.211.75.6
Apr72° / 50°3.98.8012.86.8
May79° / 59°3.29.4013.86.8
Jun85° / 67°3.412.1014.34.9
Jul89° / 71°3.312.7014.14.0
Aug87° / 70°3.912.2013.34.4
Sep82° / 64°3.48.5012.26.4
Oct72° / 52°3.46.9011.17.3
Nov62° / 42°4.08.5010.25.6
Dec54° / 36°4.79.30.59.73.4

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 24% of July, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
45050
55050
65149
75149
85149
95149
105149
115248
125248
135248
145248
155248
165248
175248
185248
195248
205248
215248
225347
235248
245248
255347
265248
275347
285248
295248
305149
315149

Chance of precipitation in July

Any precipitation

Clemson gets around 3.3 in of rain over 12.7 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
142
241
341
440
540
639
739
839
939
1039
1139
1239
1340
1440
1541
1641
1742
1842
1943
2043
2143
2243
2343
2444
2544
2643
2743
2843
2943
3043
3143

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the muggy band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
125165423
225155523
325155424
415155425
515145426
614145427
714145328
814145328
914145229
1014145130
1114145130
1214145031
1314145031
1414144932
1514134833
1614134834
1714134735
1814134636
1914124636
2024124537
2124124538
2224124438
2324114439
2424114439
2524114439
2624114339
2724124339
2824124339
2924124339
3024124239
3124124239

Wind in July

Winds average 4 mph in July.

Across July, daily wind ranges from about 4 mph on the calmest days to 4 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 18 min at the start of July to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over July. Sunrise moves from 5:26 AM to 5:44 AM, and sunset from 7:44 PM to 7:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:267:44
214.35:267:44
314.35:277:44
414.35:277:44
514.35:277:43
614.35:287:43
714.25:287:43
814.25:297:43
914.25:297:43
1014.25:307:42
1114.25:317:42
1214.25:317:42
1314.25:327:42
1414.15:327:41
1514.15:337:41
1614.15:347:40
1714.15:347:40
1814.15:357:39
1914.15:357:39
2014.05:367:38
2114.05:377:38
2214.05:377:37
2314.05:387:37
2414.05:397:36
2513.95:407:35
2613.95:407:35
2713.95:417:34
2813.95:427:33
2913.85:427:33
3013.85:437:32
3113.85:447:31

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.04 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 6.16 kWh/m² in June across the year — July's 6.04 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.0Intense
186.0Intense
196.0Intense
206.0Intense
216.0Bright
226.0Bright
236.0Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in July

Hazard calendar for Clemson

In seasonPeak

In July, Clemson sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Clemson sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Clemson?

Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.0
Sightseeing
9th-best month of the year
6.1
Beach & pool
5th-best month of the year

July is a reasonable time to visit Clemson for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Clemson in July

From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In July, Clemson sees daytime highs around 89°F and nights near 71°F. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

UV index in Clemson in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Clemson peaks around July 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 10UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in Clemson in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Clemson is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJul 1718 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr11Good
May13Moderate
Jun16Moderate
Jul19Moderate
Aug16Moderate
Sep12Moderate
Oct9Good
Nov10Good
Dec8Good
Location & terrain

Where is Clemson?

Clemson sits at 34.7°N, 82.8°W, 725 ft above sea level, in United States. The nearest listed city is Anderson, 16 mi away.

Topography around Clemson

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Clemson.

Within 2 miles, the terrain around Clemson has only modest variations in elevation — a maximum elevation change of 295 ft around an average of 738 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 771 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,070 ft.

The land around Clemson is covered by trees (54%) and water (20%) within 2 miles, trees (67%) within 10 miles, and trees (82%) within 50 miles.

2 miles
295 ft
10 miles
771 ft
50 miles
6,070 ft
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Anderson 16 mi · Easley 17 mi · Greenville 28 mi · Mauldin 30 mi · Wade Hampton 32 mi · Simpsonville 34 mi · Taylors 35 mi · Greer 39 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Clemson (34.6834°, -82.8374°, elevation 725 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).