Gainesville weather in August

In August, Gainesville sees average daytime highs of 90°F and overnight lows near 74°F, with 5.8 in of rain across 21.4 wet days and about 13.1 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 90°F through the month. The sky is clear or mostly clear about 17% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 24 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Gainesville's 12th-clearest and 11th-windiest month. For the whole year in context, see Gainesville's year-round climate.

Daytime high
90°
2nd warmest
Overnight low
74°
12th coldest
Rainfall
5.8 in
21.4 wet days
Daylight
13 h 06 min
6:01 AM – 7:06 PM
Cloud cover
68%
12th clearest
Wind
5 mph
11th windiest
Solar energy
5.22 kWh/m²
Travel score
2.9
out of 10

Gainesville is city and county seat of Alachua County, Florida, United States.

Density
899/km²
people per km²
Founded
1853

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 90°F through the month.

A typical August day in Gainesville reaches about 90°F in the afternoon and slips back to 74°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 84°F and 94°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)
19074
29074
39074
49074
59074
69074
79074
89074
99074
109074
119074
129074
139074
149074
159074
169074
179074
189074
199074
209074
218974
228974
238974
248974
258973
268973
278973
288973
298973
308973
318973

How August really feels in Gainesville

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.

Gainesville 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
Jan66° / 45°2.97.710.36.6
Feb69° / 48°2.56.910.96.9
Mar75° / 53°3.17.411.87.4
Apr80° / 58°2.26.612.77.0
May86° / 65°2.88.913.55.2
Jun89° / 72°5.318.613.93.3
Jul90° / 74°5.420.613.72.9
Aug90° / 74°5.821.413.12.9
Sep87° / 71°4.214.612.24.1
Oct81° / 63°2.27.711.36.7
Nov74° / 53°1.65.310.57.7
Dec68° / 48°2.46.710.16.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33466
43664
53664
63664
73664
83763
93763
103862
113961
123961
133961
143961
154060
164060
174060
184159
194159
204159
214159
224357
234357
244357
254357
264258
274258
284159
294159
304159
314159

Chance of precipitation in August

Any precipitation

Gainesville gets around 5.8 in of rain over 21.4 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 69% and peaks near 71% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
170
270
370
469
569
669
769
869
969
1069
1170
1270
1370
1470
1570
1670
1771
1871
1970
2070
2170
2269
2369
2468
2567
2666
2766
2865
2964
3063
3162

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1058213
2058213
3158014
4157915
5157915
6157816
7157717
8157618
9047818
10047719
11057619
12057520
13057520
14057520
15057520
16067420
17067519
18067519
19077518
20077518
21077617
22087517
23087616
24087616
25087715
26197515
27197614
281107613
291107613
302117512
312117611

Wind in August

Winds average 5 mph in August.

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
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 24 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 42 minutes over August. Sunrise moves from 5:52 AM to 6:10 AM, and sunset from 7:19 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:527:19
213.45:537:18
313.45:537:17
413.45:547:16
513.45:557:16
613.35:557:15
713.35:567:14
813.35:567:13
913.35:577:12
1013.25:587:11
1113.25:587:10
1213.25:597:10
1313.25:597:09
1413.16:007:08
1513.16:017:07
1613.16:017:06
1713.06:027:05
1813.06:027:04
1913.06:037:03
2013.06:037:02
2112.96:047:00
2212.96:056:59
2312.96:056:58
2412.96:066:57
2512.86:066:56
2612.86:076:55
2712.86:076:54
2812.76:086:53
2912.76:096:51
3012.76:096:50
3112.76:106:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.22 kWh/m².

For context, solar energy here swings from a low near 2.86 kWh/m² to a high of 6.3 kWh/m² in May across the year — August's 5.22 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Gainesville

In seasonPeak

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

Gainesville's rainy season runs May–September, when most of the year's rain falls.

Rainy season
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).

2.9
Sightseeing
11th-best month of the year
4.8
Beach & pool
8th-best month of the year

August is a weaker month for outdoor sightseeing in Gainesville.

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 90°F and nights near 74°F. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Gainesville in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Gainesville peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar8Very high
Apr8Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct7High
Nov5Moderate
Dec4Moderate

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 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJul 1619 µg/m³Dec 108 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb17Moderate
Mar17Moderate
Apr18Moderate
May17Moderate
Jun17Moderate
Jul19Moderate
Aug17Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Gainesville?

Gainesville sits at 29.7°N, 82.3°W, 177 ft above sea level, in United States. The nearest listed city is Ocala, 34 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 187 ft around an average of 164 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 223 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 299 ft.

The land around Gainesville is covered by trees (66%) and artificial surfaces (28%) within 2 miles, trees (77%) within 10 miles, and trees (74%) within 50 miles.

2 miles
187 ft
10 miles
223 ft
50 miles
299 ft
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Ocala 34 mi · Marion Oaks 45 mi · Oakleaf Plantation 47 mi · Lakeside 47 mi · Fleming Island 47 mi · Fruit Cove 52 mi · The Villages 54 mi · St. Johns 55 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 (29.6516°, -82.3248°, elevation 177 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. 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).