Aiken weather in July

In July, Aiken sees average daytime highs of 91°F and overnight lows near 73°F, with 4.2 in of rain across 15.8 wet days and about 14 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 91°F through the month. The sky is clear or mostly clear about 25% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 12 min at the start of July to 13 h 42 min by month's end. Set against the rest of the year, July is Aiken's 11th-clearest and 11th-windiest month. For the whole year in context, see Aiken's year-round climate.

Daytime high
91°
1st warmest
Overnight low
73°
12th coldest
Rainfall
4.2 in
15.8 wet days
Daylight
14 hours
5:32 AM – 7:33 PM
Cloud cover
59%
11th clearest
Wind
5 mph
11th windiest
Solar energy
6.09 kWh/m²
Travel score
3.1
out of 10

Aiken is city in South Carolina, United States.

Density
562/km²
people per km²
Founded
1835

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 91°F through the month.

A typical July day in Aiken reaches about 91°F in the afternoon and slips back to 73°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 97°F. Set against its neighbours, July runs about 3°F warmer than June and about 1°F warmer than August.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19172
29172
39172
49173
59173
69173
79173
89173
99173
109173
119173
129173
139173
149173
159173
169173
179173
189273
199273
209273
219274
229174
239174
249174
259173
269173
279173
289173
299173
309173
319173

How July really feels in Aiken

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.

Aiken weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan57° / 37°3.69.3104.1
Feb60° / 40°3.68.410.85.0
Mar68° / 46°3.88.811.76.6
Apr76° / 54°3.27.912.87.2
May83° / 62°3.09.113.76.0
Jun88° / 70°4.213.614.24.0
Jul91° / 73°4.215.8143.1
Aug90° / 72°4.013.813.23.6
Sep85° / 66°3.39.312.25.5
Oct76° / 55°3.16.711.27.5
Nov66° / 45°2.8710.36.7
Dec59° / 40°3.599.84.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 24% of July, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34951
44951
54951
64951
75050
85050
95149
105149
115149
125149
135050
145050
155149
165149
175050
185050
195050
205149
215050
225050
235050
245050
254951
264951
274753
284852
294753
304753
314654

Chance of precipitation in July

Any precipitation

Aiken gets around 4.2 in of rain over 15.8 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 51% and peaks near 54% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
149
250
350
450
549
649
749
849
948
1048
1148
1248
1349
1449
1549
1650
1750
1850
1951
2051
2152
2252
2353
2453
2554
2654
2754
2854
2954
3053
3153

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1131036490
213936501
313935511
413835521
513834531
612834541
712833551
812833551
912833551
1012832561
1101832581
1201832572
1301832572
1401831582
1501831582
1601730602
1701730602
1801729612
1901729612
2002728612
2102627632
2202627632
2302626642
2402625661
2503525661
2603525661
2703524671
2813524661
2913624651
3013624651
3113624651

Wind in July

Winds average 5 mph in July.

Across July, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 12 min at the start of July to 13 h 42 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 5:24 AM to 5:42 AM, and sunset from 7:36 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:247:36
214.25:257:36
314.25:257:36
414.25:257:36
514.25:267:36
614.25:267:36
714.15:277:36
814.15:277:36
914.15:287:35
1014.15:287:35
1114.15:297:35
1214.15:297:35
1314.15:307:34
1414.15:317:34
1514.05:317:34
1614.05:327:33
1714.05:327:33
1814.05:337:32
1914.05:347:32
2014.05:347:31
2113.95:357:31
2213.95:367:30
2313.95:367:30
2413.95:377:29
2513.85:387:29
2613.85:387:28
2713.85:397:27
2813.85:407:26
2913.85:407:26
3013.75:417:25
3113.75:427:24

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.09 kWh/m².

For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 6.21 kWh/m² in May across the year — July's 6.09 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
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.0Intense
226.0Intense
236.0Bright
246.0Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in July

Is July a good time to visit Aiken?

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

3.1
Sightseeing
12th-best month of the year
5.4
Beach & pool
7th-best month of the year

July is a weaker month for outdoor sightseeing in Aiken.

What to pack for Aiken in July

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

In July, Aiken sees daytime highs around 91°F and nights near 73°F. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Aiken in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aiken peaks around June 22 at about 9 (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 highHighModerateJun 22UV 9Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Aiken 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 Aiken is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (January, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1718 µg/m³Jan 108 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar15Moderate
Apr11Good
May12Moderate
Jun16Moderate
Jul18Moderate
Aug16Moderate
Sep12Good
Oct9Good
Nov9Good
Dec8Good
Location & terrain

Where is Aiken?

Aiken sits at 33.6°N, 81.7°W, 515 ft above sea level, in United States. The nearest listed city is North Augusta, 15 mi away.

Topography around Aiken

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

Within 2 miles, the terrain around Aiken has only modest variations in elevation — a maximum elevation change of 272 ft around an average of 505 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 466 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,175 ft.

The land around Aiken is covered by trees (70%) within 2 miles, trees (71%) and grassland (23%) within 10 miles, and trees (78%) within 50 miles.

2 miles
272 ft
10 miles
466 ft
50 miles
1,175 ft
treesgrasslandcroplandartificial surfaceswater
July weather nearby: North Augusta 15 mi · Augusta 16 mi · Martinez 21 mi · Evans 24 mi · Lexington 40 mi · Seven Oaks 47 mi · West Columbia 48 mi · Saint Andrews 48 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 Aiken (33.5604°, -81.7195°, elevation 515 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. 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).