Gainesville weather in August

In August, Gainesville sees average daytime highs of 87°F and overnight lows near 70°F, with 4.2 in of rain across 12 wet days and about 13.3 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 87°F through the month. The sky is clear or mostly clear about 29% of the time in August, and the air most often feels muggy.

Daylight stretches from about 13 h 42 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Gainesville's 9th-clearest and 12th-windiest month. For the whole year in context, see Gainesville's year-round climate.

Daytime high
87°
2nd warmest
Overnight low
70°
11th coldest
Rainfall
4.2 in
12 wet days
Daylight
13 h 18 min
6:01 AM – 7:18 PM
Cloud cover
59%
9th clearest
Wind
4 mph
12th windiest
Solar energy
5.38 kWh/m²
Travel score
4.6
out of 10

Gainesville is county seat of Hall County, Georgia, United States.

Density
428/km²
people per km²
Founded
1818

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 87°F through the month.

A typical August day in Gainesville reaches about 87°F in the afternoon and slips back to 70°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 80°F and 93°F. Set against its neighbours, August runs on par with July and about 5°F warmer than September.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18871
28871
38871
48871
58771
68771
78771
88770
98770
108770
118770
128770
138770
148770
158770
168770
178770
188770
198770
208770
218669
228669
238669
248669
258669
268669
278669
288569
298568
308568
318568

How August really feels in Gainesville

Once humidity and wind are folded in, August averages 21 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
21
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.

Gainesville weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan52° / 35°4.910.50.7102.8
Feb56° / 37°4.610.10.710.73.7
Mar64° / 44°4.89.90.111.75.7
Apr71° / 51°4.09.3012.86.8
May79° / 60°3.59.5013.86.8
Jun85° / 67°3.913.2014.24.9
Jul88° / 71°3.813.5014.14.1
Aug87° / 70°4.212013.34.6
Sep82° / 64°3.78.2012.26.5
Oct72° / 52°3.66.9011.17.3
Nov62° / 42°4.08.6010.25.6
Dec54° / 37°4.810.20.39.83.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
34951
45050
54951
64951
74951
84951
94852
105050
114951
124951
134852
144951
154951
165050
175050
185149
195149
205149
215149
225248
235248
245248
255248
265347
275347
285347
295347
305446
315545

Chance of precipitation in August

Any precipitation

Gainesville gets around 4.2 in of rain over 12 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
143
243
343
444
544
644
744
844
944
1044
1143
1243
1342
1442
1541
1640
1739
1838
1937
2037
2136
2235
2335
2435
2534
2634
2734
2833
2932
3032
3131

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1041041440
2041042430
3141043420
4141043420
5141044410
6141044400
7141144390
8141144390
9141244390
10141244380
11141244380
12141344380
13141344371
14141444371
15141444361
16141544361
17141644351
18141644341
19141744331
20141745321
21141745321
22151845301
23151846300
24151846290
25151947290
26151947280
27152046270
28262046260
29262146250
30272245240
31282345220

Wind in August

Winds average 4 mph in August, the calmest month.

Across August, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 42 min at the start of August to 12 h 48 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 5:49 AM to 6:12 AM, and sunset from 7:33 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:497:33
213.75:507:32
313.75:517:32
413.65:527:31
513.65:527:30
613.65:537:29
713.65:547:28
813.55:557:27
913.55:557:26
1013.55:567:25
1113.45:577:24
1213.45:587:23
1313.45:587:22
1413.45:597:20
1513.36:007:19
1613.36:017:18
1713.36:017:17
1813.26:027:16
1913.26:037:15
2013.26:047:13
2113.16:047:12
2213.16:057:11
2313.16:067:10
2413.06:077:08
2513.06:077:07
2613.06:087:06
2712.96:097:04
2812.96:107:03
2912.96:107:02
3012.86:117:00
3112.86:126:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.38 kWh/m².

For context, solar energy here swings from a low near 2.3 kWh/m² to a high of 6.08 kWh/m² in June across the year — August's 5.38 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Gainesville

In seasonPeak

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

Gainesville 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 Gainesville?

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

4.6
Sightseeing
8th-best month of the year
6.5
Beach & pool
2nd-best month of the year

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

What to pack for Gainesville in August

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

In August, Gainesville sees daytime highs around 87°F and nights near 70°F. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Gainesville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gainesville peaks around June 23 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 — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Gainesville 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 Gainesville is worst in July — around 19 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1618 µg/m³Jan 106 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar11Good
Apr12Good
May13Moderate
Jun16Moderate
Jul19Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec6Good
Location & terrain

Where is Gainesville?

Gainesville sits at 34.3°N, 83.8°W, 1,250 ft above sea level, in United States. The nearest listed city is Sugar Hill, 18 mi away.

Topography around Gainesville

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

Within 2 miles, the terrain around Gainesville has only modest variations in elevation — a maximum elevation change of 302 ft around an average of 1,234 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 804 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,324 ft.

The land around Gainesville is covered by trees (57%) and artificial surfaces (32%) within 2 miles, trees (71%) within 10 miles, and trees (83%) within 50 miles.

2 miles
302 ft
10 miles
804 ft
50 miles
4,324 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Sugar Hill 18 mi · Winder 22 mi · Suwanee 22 mi · Lawrenceville 25 mi · Duluth 27 mi · Johns Creek 29 mi · Milton 30 mi · Alpharetta 31 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 Gainesville (34.2979°, -83.8241°, elevation 1,250 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). 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).