Savannah weather in August

In August, Savannah sees average daytime highs of 85°F and overnight lows near 77°F, with 5.9 in of rain across 18.8 wet days and about 13.2 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 85°F through the month. The sky is clear or mostly clear about 28% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 36 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Savannah's 12th-clearest and 12th-windiest month. For the whole year in context, see Savannah's year-round climate.

Daytime high
85°
2nd warmest
Overnight low
77°
11th coldest
Rainfall
5.9 in
18.8 wet days
Daylight
13 h 12 min
5:53 AM – 7:04 PM
Cloud cover
60%
12th clearest
Wind
8 mph
12th windiest
Solar energy
5.6 kWh/m²
Travel score
4.2
out of 10

Savannah is city in and county seat of Chatham County, Georgia, United States.

Density
524/km²
people per km²
Founded
1733

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 85°F through the month.

A typical August day in Savannah reaches about 85°F in the afternoon and slips back to 77°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 81°F and 89°F. Set against its neighbours, August runs on par with July and about 3°F warmer than September.

70°80°90°151015202531
Avg high (°F)Avg low (°F)
18678
28677
38677
48677
58677
68677
78677
88677
98677
108677
118677
128677
138677
148577
158577
168577
178577
188577
198577
208577
218577
228577
238577
248577
258576
268576
278476
288476
298476
308476
318476

How August really feels in Savannah

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Savannah weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan58° / 46°3.48.810.14.6
Feb60° / 48°3.38.710.85.0
Mar65° / 53°3.18.211.86.4
Apr72° / 60°2.76.812.87.3
May78° / 68°2.38.413.67.1
Jun84° / 75°4.615.414.15.0
Jul86° / 77°4.516.313.94.2
Aug85° / 77°5.918.813.24.2
Sep82° / 73°4.813.612.25.7
Oct75° / 65°3.87.811.27.4
Nov67° / 55°2.36.310.46.9
Dec61° / 49°3.48.79.95.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34555
44654
54654
64654
74753
84753
94753
104753
114852
124951
134852
144852
154852
164951
174852
184852
194852
204951
214951
224951
234852
245050
255050
265050
275050
285149
295050
305149
315149

Chance of precipitation in August

Any precipitation

Savannah gets around 5.9 in of rain over 18.8 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 60% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
160
260
360
460
560
660
759
859
959
1059
1159
1259
1359
1459
1560
1660
1761
1861
1962
2062
2162
2262
2362
2461
2561
2661
2761
2860
2960
3059
3158

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10144847
20144747
30154747
40154748
50154748
60154748
70144748
80144748
90144748
100144748
110144748
120144748
130144748
140144748
150144847
160144946
170144945
180155044
190155242
200165241
210165439
220175438
230175636
240185635
250195634
260295732
2712105730
2812115729
2912125827
3012135925
3113135924

Wind in August

Winds average 8 mph in August, the calmest month.

Across August, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 36 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over August. Sunrise moves from 5:43 AM to 6:03 AM, and sunset from 7:18 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:437:18
213.65:437:17
313.55:447:17
413.55:457:16
513.55:457:15
613.55:467:14
713.45:477:13
813.45:487:12
913.45:487:11
1013.45:497:10
1113.35:507:09
1213.35:507:08
1313.35:517:07
1413.25:527:06
1513.25:527:05
1613.25:537:04
1713.25:547:03
1813.15:547:02
1913.15:557:01
2013.15:567:00
2113.05:566:58
2213.05:576:57
2313.05:586:56
2412.95:586:55
2512.95:596:54
2612.96:006:52
2712.96:006:51
2812.86:016:50
2912.86:016:49
3012.86:026:47
3112.76:036:46

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.6 kWh/m².

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 6.59 kWh/m² in May across the year — August's 5.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.5Bright
215.5Bright
225.5Bright
235.4Bright
245.4Bright
255.4Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.2Bright
Planning a trip in August

Hazard calendar for Savannah

In seasonPeak

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

Savannah 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 August a good time to visit Savannah?

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

4.2
Sightseeing
11th-best month of the year
5.6
Beach & pool
6th-best month of the year

August is a reasonable time to visit Savannah for sightseeing.

What to pack for Savannah in August

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

In August, Savannah sees daytime highs around 85°F and nights near 77°F. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Savannah in August

The nearest coast averages about 84°F in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 mi away) is warmest in August at about 84°F and coldest in February near 58°F.

It's comfortable for a long swim from Apr 22 to Nov 16 — about 6.9 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan59Cool
Feb58Bracing
Mar61Cool
Apr67Cool
May74Refreshing
Jun80Warm
Jul83Tropical
Aug84Tropical
Sep82Warm
Oct76Warm
Nov68Refreshing
Dec62Cool

UV index in Savannah in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Savannah peaks around July 12 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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 12UV 10Dec 19UV 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 Savannah in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Savannah is worst in March — around 25 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMar 1723 µg/m³Dec 158 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb12Moderate
Mar25Moderate
Apr14Moderate
May14Moderate
Jun15Moderate
Jul17Moderate
Aug15Moderate
Sep11Good
Oct8Good
Nov8Good
Dec7Good
Location & terrain

Where is Savannah?

Savannah sits at 32.1°N, 81.1°W, 20 ft above sea level, in United States. The nearest listed city is Pooler, 8.7 mi away.

Topography around Savannah

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

Within 2 miles, the terrain around Savannah has only modest variations in elevation — a maximum elevation change of 89 ft around an average of 23 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 197 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 374 ft.

The land around Savannah is covered by artificial surfaces (35%) and trees (31%) within 2 miles, trees (45%) and wetland (23%) within 10 miles, and trees (55%) and water (28%) within 50 miles.

2 miles
89 ft
10 miles
197 ft
50 miles
374 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Pooler 8.7 mi · Wilmington Island 9.3 mi · Bluffton 17 mi · Hilton Head 22 mi · Hilton Head Island 22 mi · Hinesville 34 mi · Statesboro 47 mi · Brunswick 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 Savannah (32.0835°, -81.0998°, elevation 20 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).