Hanahan weather in October

In October, Hanahan sees average daytime highs of 76°F and overnight lows near 58°F, with 3.8 in of rain across 7.8 wet days and about 11.2 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 80°F in the first days to 73°F by the end. The sky is clear or mostly clear about 46% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 42 min by month's end. Set against the rest of the year, October is Hanahan's 1st-clearest and 8th-windiest month. For the whole year in context, see Hanahan's year-round climate.

Daytime high
76°
6th warmest
Overnight low
58°
7th coldest
Rainfall
3.8 in
7.8 wet days
Daylight
11 h 12 min
6:30 AM – 5:40 PM
Cloud cover
47%
1st clearest
Wind
6 mph
8th windiest
Solar energy
4 kWh/m²
Travel score
7.3
out of 10

Hanahan is city in Berkeley County, South Carolina, United States of America.

Density
650/km²
people per km²

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 80°F in the first days to 73°F by the end.

A typical October day in Hanahan reaches about 76°F in the afternoon and slips back to 58°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 67°F and 84°F. Set against its neighbours, October runs about 7°F cooler than September and about 9°F warmer than November.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
18064
28064
38063
48063
57963
67962
77962
87862
97861
107861
117860
127760
137759
147759
157758
167658
177657
187657
197556
207556
217556
227555
237455
247455
257454
267454
277354
287353
297353
307253
317252

How October really feels in Hanahan

Once humidity and wind are folded in, October averages 0 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
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Hanahan weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 40°3.28.310.14.8
Feb62° / 42°3.3810.85.5
Mar68° / 48°3.38.511.76.7
Apr75° / 56°3.17.812.87.3
May82° / 64°3.41013.76.2
Jun87° / 71°5.816.414.14.0
Jul89° / 74°6.218.7143.2
Aug88° / 74°6.818.713.23.6
Sep84° / 68°5.213.112.25.3
Oct76° / 58°3.87.811.27.3
Nov68° / 47°2.66.910.36.9
Dec61° / 42°3.589.95.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55347
65545
75545
85545
95545
105644
115743
125743
135842
145941
156040
166139
176139
186238
196238
206238
216238
226238
236238
246337
256337
266238
276238
286238
296139
306238
316238

Chance of precipitation in October

Any precipitation

Hanahan gets around 3.8 in of rain over 7.8 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 36% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
335
434
534
633
732
832
931
1030
1130
1229
1328
1427
1526
1625
1724
1823
1922
2022
2121
2221
2320
2420
2520
2620
2720
2820
2921
3021
3122

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 29% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
114141924282
215142024262
315152024242
416152024222
517162124212
618162123192
719172123182
820182223162
921182222152
1022192222142
1123202221122
1225202221111
1326212220101
142821212091
153022211981
163222211871
173322211761
183522211750
193722201650
203921201540
214021201540
224221201440
234320191430
244420191430
254619181430
264719181330
274818181330
284918171330
295017171330
305216161330
315316161230

Wind in October

Winds average 6 mph in October.

Across October, daily wind ranges from about 6 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over October. Sunrise moves from 6:19 AM to 6:43 AM, and sunset from 5:59 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:195:59
211.66:195:58
311.66:205:57
411.66:215:55
511.56:225:54
611.56:225:53
711.56:235:51
811.46:245:50
911.46:255:49
1011.46:255:48
1111.36:265:46
1211.36:275:45
1311.36:285:44
1411.26:285:43
1511.26:295:41
1611.26:305:40
1711.16:315:39
1811.16:325:38
1911.16:325:37
2011.06:335:36
2111.06:345:35
2211.06:355:33
2310.96:365:32
2410.96:375:31
2510.96:375:30
2610.96:385:29
2710.86:395:28
2810.86:405:27
2910.86:415:26
3010.76:425:26
3110.76:435:25

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4 kWh/m².

For context, solar energy here swings from a low near 2.57 kWh/m² to a high of 6.36 kWh/m² in May across the year — October's 4 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.0Bright
134.0Bright
144.0Bright
154.0Bright
164.0Bright
174.0Bright
184.0Moderate
194.0Moderate
204.0Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.6Moderate
Planning a trip in October

Hazard calendar for Hanahan

In seasonPeak

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

Hanahan 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 October a good time to visit Hanahan?

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

7.3
Sightseeing
1st-best month of the year
6.3
Beach & pool
3rd-best month of the year

October is one of the better times to visit Hanahan for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Hanahan in October

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

In October, Hanahan sees daytime highs around 76°F and nights near 58°F. Worth packing: light clothes. About 8 days see rain.

light clothes

Sea temperature near Hanahan in October

The nearest coast averages about 75°F in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 mi away) is warmest in August at about 83°F and coldest in February near 59°F.

It's comfortable for a long swim from Apr 25 to Nov 14 — about 6.7 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan60Cool
Feb59Cool
Mar61Cool
Apr66Cool
May73Refreshing
Jun80Warm
Jul83Tropical
Aug83Tropical
Sep81Warm
Oct75Refreshing
Nov67Cool
Dec63Cool

UV index in Hanahan in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hanahan 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 Hanahan in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Hanahan is worst in March — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 1819 µg/m³Dec 177 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb12Good
Mar20Moderate
Apr14Moderate
May13Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep11Good
Oct8Good
Nov8Good
Dec7Good
Location & terrain

Where is Hanahan?

Hanahan sits at 32.9°N, 80.0°W, 52 ft above sea level, in United States. The nearest listed city is Goose Creek, 4.3 mi away.

Topography around Hanahan

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

Within 2 miles, the terrain around Hanahan has only modest variations in elevation — a maximum elevation change of 89 ft around an average of 36 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 187 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 256 ft.

The land around Hanahan is covered by trees (45%) and artificial surfaces (30%) within 2 miles, trees (60%) within 10 miles, and trees (57%) and water (31%) within 50 miles.

2 miles
89 ft
10 miles
187 ft
50 miles
256 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Goose Creek 4.3 mi · North Charleston 5.0 mi · Charleston 11 mi · Summerville 11 mi · Mount Pleasant 12 mi · Hilton Head 65 mi · Hilton Head Island 65 mi · Bluffton 68 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 Hanahan (32.9185°, -80.022°, elevation 52 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).