Hinesville weather in September

In September, Hinesville sees average daytime highs of 85°F and overnight lows near 69°F, with 4.5 in of rain across 14.1 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 87°F in the first days to 83°F by the end. The sky is clear or mostly clear about 29% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Hinesville's 9th-clearest and 9th-windiest month. For the whole year in context, see Hinesville's year-round climate.

Daytime high
85°
4th warmest
Overnight low
69°
9th coldest
Rainfall
4.5 in
14.1 wet days
Daylight
12 h 12 min
6:15 AM – 6:26 PM
Cloud cover
59%
9th clearest
Wind
6 mph
9th windiest
Solar energy
4.71 kWh/m²
Travel score
4.7
out of 10

Hinesville is city in and the county seat of Liberty County, Georgia, United States.

Density
709/km²
people per km²
Founded
1837

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 87°F in the first days to 83°F by the end.

A typical September day in Hinesville reaches about 85°F in the afternoon and slips back to 69°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 79°F and 91°F. Set against its neighbours, September runs about 4°F cooler than August and about 7°F warmer than October.

50°60°70°80°90°151015202530
Avg high (°F)Avg low (°F)
18872
28772
38772
48772
58771
68771
78771
88771
98771
108670
118670
128670
138670
148670
158669
168569
178569
188569
198569
208568
218568
228468
238468
248467
258467
268367
278367
288366
298366
308265

How September really feels in Hinesville

Once humidity and wind are folded in, September averages 15 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
15
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Hinesville weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan62° / 41°3.17.710.25.6
Feb65° / 44°2.97.710.86.2
Mar72° / 50°3.08.411.87.1
Apr78° / 56°2.87.712.87.2
May84° / 64°2.99.613.65.6
Jun89° / 71°5.918.2143.5
Jul91° / 74°5.419.513.92.8
Aug89° / 74°6.420.713.23.1
Sep85° / 69°4.514.112.24.7
Oct78° / 59°3.37.711.27.2
Nov70° / 49°2.1610.47.3
Dec64° / 44°2.97.7106.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34852
44753
54852
64852
74951
84951
94951
105050
115050
125050
135050
145149
155149
165149
175149
185050
195050
205050
215050
225149
235149
245050
255149
265248
275248
285347
295248
305347

Chance of precipitation in September

Any precipitation

Hinesville gets around 4.5 in of rain over 14.1 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 60% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
160
258
357
456
555
653
752
851
950
1049
1148
1247
1347
1446
1546
1645
1745
1845
1945
2044
2144
2243
2343
2442
2541
2640
2739
2839
2938
3037

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1015186412
2015186412
3026196211
4027206110
502720629
602821609
702921608
8031022587
9031023577
10031123576
11041124556
12041224555
13051225535
14051325525
15061325515
16061425505
17161426494
18171426484
19171426474
20281526464
21281526453
22391526443
23491526433
245101526423
256101626403
266101626392
277111725372
288111725362
299121725352
3010121726332

Wind in September

Winds average 6 mph in September.

Across September, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
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

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over September. Sunrise moves from 6:06 AM to 6:24 AM, and sunset from 6:47 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:066:47
212.76:066:45
312.66:076:44
412.66:076:43
512.66:086:41
612.56:096:40
712.56:096:39
812.56:106:37
912.46:116:36
1012.46:116:35
1112.46:126:33
1212.36:126:32
1312.36:136:31
1412.36:146:29
1512.26:146:28
1612.26:156:26
1712.26:166:25
1812.16:166:24
1912.16:176:22
2012.16:176:21
2112.06:186:20
2212.06:196:18
2312.06:196:17
2411.96:206:16
2511.96:216:14
2611.96:216:13
2711.86:226:11
2811.86:236:10
2911.86:236:09
3011.76:246:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.71 kWh/m².

For context, solar energy here swings from a low near 2.65 kWh/m² to a high of 6.42 kWh/m² in May across the year — September's 4.71 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.7Bright
184.6Bright
194.6Bright
204.6Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.3Bright
Planning a trip in September

Hazard calendar for Hinesville

In seasonPeak

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

Hinesville 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 September a good time to visit Hinesville?

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

4.7
Sightseeing
9th-best month of the year
6.2
Beach & pool
4th-best month of the year

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

What to pack for Hinesville in September

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

In September, Hinesville sees daytime highs around 85°F and nights near 69°F. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Hinesville in September

The nearest coast averages about 82°F in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 32 mi away) is warmest in August at about 84°F and coldest in February near 57°F.

It's comfortable for a long swim from Apr 21 to Nov 16 — about 6.9 months when the water holds above 68°F.

50°60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan58Bracing
Feb57Bracing
Mar60Cool
Apr67Cool
May74Refreshing
Jun81Warm
Jul83Tropical
Aug84Tropical
Sep82Warm
Oct76Warm
Nov68Refreshing
Dec61Cool

UV index in Hinesville in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hinesville peaks around July 11 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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 11UV 10Dec 20UV 3
UV index (midday)Level
Jan4Moderate
Feb5High
Mar7High
Apr7High
May9Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Hinesville in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Hinesville is worst in March — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 1720 µg/m³Nov 138 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb15Moderate
Mar21Moderate
Apr16Moderate
May15Moderate
Jun17Moderate
Jul18Moderate
Aug16Moderate
Sep12Good
Oct9Good
Nov8Good
Dec9Good
Location & terrain

Where is Hinesville?

Hinesville sits at 31.8°N, 81.6°W, 75 ft above sea level, in United States. The nearest listed city is Pooler, 27 mi away.

Topography around Hinesville

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

Within 2 miles, the terrain around Hinesville has only modest variations in elevation — a maximum elevation change of 144 ft around an average of 75 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 164 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 374 ft.

The land around Hinesville is covered by trees (60%) and artificial surfaces (25%) within 2 miles, trees (84%) within 10 miles, and trees (65%) within 50 miles.

2 miles
144 ft
10 miles
164 ft
50 miles
374 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Pooler 27 mi · Savannah 34 mi · Wilmington Island 38 mi · Statesboro 43 mi · Brunswick 48 mi · Bluffton 51 mi · Hilton Head 55 mi · Hilton Head Island 56 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 Hinesville (31.8469°, -81.596°, elevation 75 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).