Georgetown weather in May

In May, Georgetown sees average daytime highs of 84°F and overnight lows near 66°F, with 4.6 in of rain across 11.3 wet days and about 13.5 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 82°F in the first days to 87°F by the end. The sky is clear or mostly clear about 33% of the time in May, and the air most often feels muggy.

Daylight stretches from about 13 h 12 min at the start of May to 13 h 48 min by month's end. Set against the rest of the year, May is Georgetown's 12th-clearest and 3rd-windiest month. For the whole year in context, see Georgetown's year-round climate.

Daytime high
84°
5th warmest
Overnight low
66°
8th coldest
Rainfall
4.6 in
11.3 wet days
Daylight
13 h 30 min
5:41 AM – 7:13 PM
Cloud cover
56%
12th clearest
Wind
9 mph
3rd windiest
Solar energy
5.76 kWh/m²
Travel score
5.4
out of 10

Georgetown is city in and county seat of Williamson County, Texas, United States.

Density
491/km²
people per km²
Founded
1848

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 82°F in the first days to 87°F by the end.

A typical May day in Georgetown reaches about 84°F in the afternoon and slips back to 66°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 76°F and 92°F. Set against its neighbours, May runs about 7°F warmer than April and about 6°F cooler than June.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
18162
28162
38262
48262
58263
68263
78263
88264
98364
108364
118364
128365
138365
148465
158465
168466
178466
188566
198567
208567
218567
228567
238668
248668
258668
268768
278769
288769
298769
308869
318870

How May really feels in Georgetown

Once humidity and wind are folded in, May averages 4 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
4
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Georgetown weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 40°2.46.610.25.2
Feb64° / 44°2.57.510.96.0
Mar71° / 51°3.19.111.86.8
Apr78° / 58°2.98.612.77.1
May84° / 66°4.611.313.55.4
Jun91° / 72°2.98.613.93.9
Jul94° / 75°1.65.713.83.0
Aug94° / 74°2.2613.13.0
Sep88° / 69°3.07.212.24.8
Oct79° / 59°3.77.311.27.2
Nov69° / 49°2.7710.57.0
Dec61° / 42°3.07.410.15.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25248
35149
45050
55050
64951
75050
84852
94852
104951
114951
125050
135050
145248
155248
165248
175347
185248
195347
205347
215248
225347
235248
245347
255347
265347
275446
285446
295545
305545
315743

Chance of precipitation in May

Any precipitation

Georgetown gets around 4.6 in of rain over 11.3 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
234
334
435
535
635
736
836
935
1035
1135
1235
1334
1434
1534
1634
1734
1835
1935
2035
2136
2236
2337
2437
2538
2638
2738
2838
2937
3037
3136

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 52% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1331325254
2321325264
3301325275
4281324295
5271324306
6251324316
7241324337
8221323347
9211323358
10201323368
11191323379
12171323389
13161323399
141513233910
151412234010
161312234110
171211234211
181211234311
191110234412
201010234512
2199234613
2288234713
2378234814
2468234915
2557225016
2647225116
2736215317
2836215218
2926205319
3026195419
3116185520

Wind in May

Winds average 9 mph in May.

Across May, daily wind ranges from about 8 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
318light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 12 min at the start of May to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over May. Sunrise moves from 5:53 AM to 5:34 AM, and sunset from 7:03 PM to 7:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:537:03
213.25:527:04
313.25:517:05
413.35:507:05
513.35:497:06
613.35:487:07
713.35:477:07
813.45:467:08
913.45:467:09
1013.45:457:09
1113.45:447:10
1213.55:437:11
1313.55:437:11
1413.55:427:12
1513.55:417:13
1613.55:417:13
1713.65:407:14
1813.65:397:15
1913.65:397:15
2013.65:387:16
2113.65:387:17
2213.75:377:17
2313.75:377:18
2413.75:367:18
2513.75:367:19
2613.75:357:20
2713.85:357:20
2813.85:357:21
2913.85:347:21
3013.85:347:22
3113.85:347:23

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.76 kWh/m².

For context, solar energy here swings from a low near 2.71 kWh/m² to a high of 6.81 kWh/m² in July across the year — May's 5.76 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
256.0Bright
266.0Bright
276.0Intense
286.0Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Is May a good time to visit Georgetown?

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

5.4
Sightseeing
7th-best month of the year
6.7
Beach & pool
3rd-best month of the year

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

What to pack for Georgetown in May

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

In May, Georgetown sees daytime highs around 84°F and nights near 66°F. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Georgetown in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Georgetown peaks around July 24 at about 10 (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 highHighModerateJul 24UV 10Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr9Very high
May10Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Georgetown 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 Georgetown is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1417 µg/m³Dec 127 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar9Good
Apr10Good
May14Moderate
Jun15Moderate
Jul18Moderate
Aug13Moderate
Sep10Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Georgetown?

Georgetown sits at 30.6°N, 97.7°W, 755 ft above sea level, in United States. The nearest listed city is Round Rock, 8.7 mi away.

Topography around Georgetown

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

Within 2 miles, the terrain around Georgetown has only modest variations in elevation — a maximum elevation change of 207 ft around an average of 755 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 522 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,463 ft.

The land around Georgetown is covered by trees (34%), grassland (32%) and artificial surfaces (30%) within 2 miles, grassland (40%) and trees (33%) within 10 miles, and grassland (44%) and trees (41%) within 50 miles.

2 miles
207 ft
10 miles
522 ft
50 miles
1,463 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Round Rock 8.7 mi · Brushy Creek 9.3 mi · Hutto 9.9 mi · Leander 11 mi · Cedar Park 12 mi · Pflugerville 14 mi · Jollyville 14 mi · Taylor 17 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 Georgetown (30.6327°, -97.6772°, elevation 755 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).