Mount Pleasant weather in July

In July, Mount Pleasant sees average daytime highs of 84°F and overnight lows near 78°F, with 4.9 in of rain across 15 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 84°F through the month. The sky is clear or mostly clear about 30% of the time in July, and the air most often feels miserable.

Daylight stretches from about 14 h 06 min at the start of July to 13 h 42 min by month's end. Set against the rest of the year, July is Mount Pleasant's 11th-clearest and 11th-windiest month. For the whole year in context, see Mount Pleasant's year-round climate.

Daytime high
84°
1st warmest
Overnight low
78°
12th coldest
Rainfall
4.9 in
15 wet days
Daylight
14 hours
5:26 AM – 7:24 PM
Cloud cover
58%
11th clearest
Wind
10 mph
11th windiest
Solar energy
6.25 kWh/m²
Travel score
5.0
out of 10

Mount Pleasant is town in Charleston County, South Carolina, United States.

Density
696/km²
people per km²
Founded
1680

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 84°F through the month.

A typical July day in Mount Pleasant reaches about 84°F in the afternoon and slips back to 78°F overnight — a 5°F spread between the day's warmth and the night's chill. On most days the high lands between 81°F and 87°F. Set against its neighbours, July runs about 3°F warmer than June and on par with August.

70°80°90°151015202531
Avg high (°F)Avg low (°F)
18378
28378
38378
48378
58378
68378
78378
88378
98378
108478
118478
128478
138478
148479
158479
168479
178479
188479
198479
208479
218479
228479
238479
248479
258479
268479
278479
288479
298478
308478
318478

How July really feels in Mount Pleasant

Once humidity and wind are folded in, July averages 30 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
30
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.

Mount Pleasant weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan58° / 49°3.79.610.14.5
Feb59° / 50°3.8910.84.7
Mar63° / 55°3.58.311.86.0
Apr69° / 62°3.0712.87.0
May75° / 69°2.58.213.77.3
Jun81° / 76°4.613.914.15.9
Jul84° / 78°4.91513.95.0
Aug83° / 78°6.518.213.24.8
Sep80° / 74°6.114.212.26.0
Oct74° / 66°4.58.611.27.3
Nov66° / 57°3.07.510.36.6
Dec61° / 52°4.09.69.95.2

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 20% of July, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55347
65347
75347
85446
95347
105347
115347
125248
135248
145149
155149
165149
174951
184951
194951
204852
214753
224852
234852
244753
254654
264654
274654
284753
294654
304654
314753

Chance of precipitation in July

Any precipitation

Mount Pleasant gets around 4.9 in of rain over 15 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 50% and peaks near 56% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
147
247
347
447
547
646
746
846
946
1046
1147
1247
1347
1448
1548
1648
1749
1850
1950
2051
2151
2252
2352
2453
2553
2654
2755
2855
2956
3056
3156

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the miserable band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1265834
2265735
3265438
4255340
5255142
6254944
7254747
8254549
9254350
10244252
11244054
12243955
13143956
14143857
15143857
16143758
17143758
18143758
19143758
20143758
21143758
22143758
23143758
24143758
25143857
26153856
27053857
28053956
29053956
30063955
31163954

Wind in July

Winds average 10 mph in July.

Across July, daily wind ranges from about 10 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2510light breeze
2610light breeze
2710light breeze
2810light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 06 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 24 minutes over July. Sunrise moves from 5:19 AM to 5:36 AM, and sunset from 7:27 PM to 7:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:197:27
214.15:197:27
314.15:197:27
414.15:207:27
514.15:207:27
614.15:217:27
714.15:217:26
814.15:227:26
914.15:227:26
1014.15:237:26
1114.05:237:26
1214.05:247:25
1314.05:247:25
1414.05:257:25
1514.05:267:24
1614.05:267:24
1713.95:277:24
1813.95:277:23
1913.95:287:23
2013.95:297:22
2113.95:297:22
2213.95:307:21
2313.85:307:21
2413.85:317:20
2513.85:327:19
2613.85:327:19
2713.85:337:18
2813.75:347:17
2913.75:347:17
3013.75:357:16
3113.75:367:15

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.25 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 6.54 kWh/m² in May across the year — July's 6.25 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in July

Hazard calendar for Mount Pleasant

In seasonPeak

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

Mount Pleasant 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 Mount Pleasant?

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

5.0
Sightseeing
9th-best month of the year
6.1
Beach & pool
3rd-best month of the year

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

What to pack for Mount Pleasant in July

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

In July, Mount Pleasant sees daytime highs around 84°F and nights near 78°F. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Mount Pleasant in July

The nearest coast averages about 83°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 12 mi away) is warmest in August at about 83°F and coldest in February near 60°F.

It's comfortable for a long swim from Apr 25 to Nov 19 — about 6.9 months when the water holds above 68°F.

60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan61Cool
Feb60Cool
Mar61Cool
Apr66Cool
May73Refreshing
Jun80Warm
Jul83Tropical
Aug83Tropical
Sep81Warm
Oct75Warm
Nov68Refreshing
Dec64Cool

UV index in Mount Pleasant 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 Mount Pleasant peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 13UV 10Dec 19UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar7High
Apr7Very high
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Mount Pleasant 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 Mount Pleasant is worst in March — around 21 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodMar 1719 µg/m³Dec 136 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb12Moderate
Mar21Moderate
Apr12Moderate
May11Good
Jun14Moderate
Jul16Moderate
Aug14Moderate
Sep9Good
Oct6Good
Nov7Good
Dec6Good
Location & terrain

Where is Mount Pleasant?

Mount Pleasant sits at 32.8°N, 79.9°W, 10 ft above sea level, in United States. The nearest listed city is Charleston, 4.3 mi away.

Topography around Mount Pleasant

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

Within 2 miles, the terrain around Mount Pleasant has only modest variations in elevation — a maximum elevation change of 66 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 131 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 226 ft.

The land around Mount Pleasant is covered by trees (42%), water (20%) and wetland (20%) within 2 miles, water (44%) and trees (27%) within 10 miles, and trees (50%) and water (38%) within 50 miles.

2 miles
66 ft
10 miles
131 ft
50 miles
226 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Charleston 4.3 mi · North Charleston 7.5 mi · Hanahan 12 mi · Goose Creek 16 mi · Summerville 24 mi · Hilton Head 65 mi · Hilton Head Island 66 mi · Bluffton 70 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 Mount Pleasant (32.7941°, -79.8626°, elevation 10 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).