Gainesville weather in May

In May, Gainesville sees average daytime highs of 79°F and overnight lows near 60°F, with 3.5 in of rain across 9.5 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 75°F in the first days to 82°F by the end. The sky is clear or mostly clear about 32% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Gainesville's 5th-clearest and 8th-windiest month. For the whole year in context, see Gainesville's year-round climate.

Daytime high
79°
5th warmest
Overnight low
60°
8th coldest
Rainfall
3.5 in
9.5 wet days
Daylight
13 h 48 min
5:38 AM – 7:25 PM
Cloud cover
56%
5th clearest
Wind
5 mph
8th windiest
Solar energy
6.05 kWh/m²
Travel score
6.8
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 May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 75°F in the first days to 82°F by the end.

A typical May day in Gainesville reaches about 79°F in the afternoon and slips back to 60°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 70°F and 86°F. Set against its neighbours, May runs about 7°F warmer than April and about 6°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17555
27555
37556
47656
57656
67656
77657
87757
97758
107758
117758
127858
137859
147859
157859
167960
177960
187960
197960
208061
218061
228061
238062
248062
258162
268163
278163
288163
298264
308264
318264

How May really feels in Gainesville

Once humidity and wind are folded in, May 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

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

Gainesville weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 12th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25545
35545
45446
55545
65545
75446
85545
95545
105446
115446
125446
135446
145446
155446
165446
175446
185347
195347
205347
215248
225248
235149
245248
255050
265050
275050
285050
294951
304852
314753

Chance of precipitation in May

Any precipitation

Gainesville gets around 3.5 in of rain over 9.5 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
131
230
330
430
530
629
729
829
929
1029
1129
1229
1329
1429
1529
1630
1730
1830
1930
2031
2131
2232
2332
2433
2533
2634
2735
2835
2936
3037
3137

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
156221840
254221950
352232050
450232160
548232270
647232370
745232480
843232590
9422325100
10402326110
11392327120
12382327130
13362228140
14352228150
15342228160
16322229170
17312229180
18302129191
19292129201
20282129221
21262129231
22252130241
23232130252
24222130262
25202130282
26192130292
27172029303
28162029323
29152029333
30132029354
31121928364

Wind in May

Winds average 5 mph in May.

Across May, 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.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:52 AM to 5:30 AM, and sunset from 7:13 PM to 7:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:527:13
213.45:517:14
313.45:507:15
413.45:497:16
513.55:487:16
613.55:477:17
713.55:467:18
813.65:457:19
913.65:447:20
1013.65:437:20
1113.65:427:21
1213.75:417:22
1313.75:407:23
1413.75:407:23
1513.85:397:24
1613.85:387:25
1713.85:377:26
1813.85:377:27
1913.95:367:27
2013.95:357:28
2113.95:357:29
2213.95:347:30
2313.95:337:30
2414.05:337:31
2514.05:327:32
2614.05:327:32
2714.05:317:33
2814.05:317:34
2914.15:307:34
3014.15:307:35
3114.15:307:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.05 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 — May's 6.05 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
56.0Bright
66.0Bright
76.0Bright
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Bright
Planning a trip in May

Hazard calendar for Gainesville

In seasonPeak

None of Gainesville's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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 May a good time to visit Gainesville?

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

6.8
Sightseeing
2nd-best month of the year
6.4
Beach & pool
3rd-best month of the year

May 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 May

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

In May, Gainesville sees daytime highs around 79°F and nights near 60°F. Pack sun protection. Worth having: light clothes and rain gear. About 10 days see rain.

sun protectionlight clothesrain gear

UV index in Gainesville in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).