Kerrville weather in May

In May, Kerrville sees average daytime highs of 83°F and overnight lows near 64°F, with 3.6 in of rain across 10.8 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 80°F in the first days to 86°F by the end. The sky is clear or mostly clear about 35% of the time in May, and the air most often feels muggy.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 48 min by month's end. Set against the rest of the year, May is Kerrville's 12th-clearest and 2nd-windiest month. For the whole year in context, see Kerrville's year-round climate.

Daytime high
83°
5th warmest
Overnight low
64°
8th coldest
Rainfall
3.6 in
10.8 wet days
Daylight
13 h 30 min
5:48 AM – 7:18 PM
Cloud cover
54%
12th clearest
Wind
9 mph
2nd windiest
Solar energy
5.9 kWh/m²
Travel score
5.9
out of 10

Kerrville is city in Kerr County, Texas, United States.

Density
409/km²
people per km²
Founded
1856

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 80°F in the first days to 86°F by the end.

A typical May day in Kerrville reaches about 83°F in the afternoon and slips back to 64°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 75°F and 91°F. Set against its neighbours, May runs about 6°F warmer than April and about 6°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
18060
28060
38060
48160
58161
68161
78161
88162
98262
108262
118262
128263
138263
148263
158363
168364
178364
188364
198364
208464
218465
228465
238465
248565
258566
268566
278566
288666
298667
308667
318667

How May really feels in Kerrville

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.

Kerrville 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
Jan59° / 40°1.65.610.35.2
Feb64° / 43°1.96.110.96.3
Mar70° / 49°2.67.911.86.9
Apr77° / 56°2.77.912.77.3
May83° / 64°3.610.813.55.9
Jun89° / 69°2.48.713.94.5
Jul91° / 71°1.6613.73.9
Aug92° / 71°1.86.513.13.8
Sep86° / 66°2.67.512.25.4
Oct78° / 57°2.67.111.37.5
Nov67° / 48°2.26.210.56.9
Dec60° / 41°1.9610.15.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45446
55347
65248
75248
85347
95248
105248
115347
125248
135347
145446
155347
165446
175347
185446
195446
205347
215446
225446
235545
245545
255644
265644
275743
285743
295941
306040
316040

Chance of precipitation in May

Any precipitation

Kerrville gets around 3.6 in of rain over 10.8 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 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
131
231
332
432
533
633
734
834
934
1034
1134
1234
1334
1434
1534
1634
1735
1835
1935
2035
2135
2235
2335
2436
2535
2635
2735
2835
2935
3034
3134

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 39% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1391328191
2371329201
3351329221
4331329232
5311330252
6291330262
7271330282
8261331292
9241331302
10231331312
11221431322
12201431322
13191431332
14181431343
15171431353
16161431363
17151431363
18141431374
19131431384
20121332394
21111332405
22101232415
2381233425
2471133435
2561133445
2651033465
2751033476
284933486
293933506
303832516
313832516

Wind in May

Winds average 9 mph in May.

Across May, daily wind ranges from about 9 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
1010light breeze
1110light breeze
1210light 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
319light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 06 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 42 minutes over May. Sunrise moves from 5:59 AM to 5:41 AM, and sunset from 7:08 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:597:08
213.25:587:09
313.25:587:09
413.25:577:10
513.35:567:11
613.35:557:11
713.35:547:12
813.35:537:13
913.35:537:13
1013.45:527:14
1113.45:517:15
1213.45:507:15
1313.45:507:16
1413.55:497:17
1513.55:487:17
1613.55:487:18
1713.55:477:19
1813.55:467:19
1913.65:467:20
2013.65:457:21
2113.65:457:21
2213.65:447:22
2313.65:447:22
2413.75:437:23
2513.75:437:24
2613.75:427:24
2713.75:427:25
2813.75:427:25
2913.75:417:26
3013.85:417:27
3113.85:417:27

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.9 kWh/m².

For context, solar energy here swings from a low near 2.86 kWh/m² to a high of 6.74 kWh/m² in July across the year — May's 5.9 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
196.0Bright
206.0Bright
216.0Bright
226.0Intense
236.0Intense
246.0Intense
256.1Intense
266.1Intense
276.1Intense
286.2Intense
296.2Intense
306.2Intense
316.3Intense
Planning a trip in May

Is May a good time to visit Kerrville?

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

5.9
Sightseeing
6th-best month of the year
6.8
Beach & pool
5th-best month of the year

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

What to pack for Kerrville in May

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

In May, Kerrville sees daytime highs around 83°F and nights near 64°F. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Kerrville in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kerrville peaks around August 10 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 highHighModerateAug 10UV 11Dec 19UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7Very high
Apr10Very high
May11Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct7High
Nov5Moderate
Dec4Moderate

Air quality in Kerrville 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 Kerrville is worst in July — around 16 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (December, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1415 µg/m³Dec 135 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb6Good
Mar7Good
Apr8Good
May13Moderate
Jun13Moderate
Jul16Moderate
Aug11Good
Sep9Good
Oct5Good
Nov5Good
Dec5Good
Location & terrain

Where is Kerrville?

Kerrville sits at 30.0°N, 99.1°W, 1,637 ft above sea level, in United States. The nearest listed city is Canyon Lake, 54 mi away.

Topography around Kerrville

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

Within 2 miles, the terrain around Kerrville has only modest variations in elevation — a maximum elevation change of 377 ft around an average of 1,716 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 732 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,663 ft.

The land around Kerrville is covered by trees (45%), artificial surfaces (29%) and grassland (24%) within 2 miles, trees (58%) and grassland (38%) within 10 miles, and trees (60%) and grassland (37%) within 50 miles.

2 miles
377 ft
10 miles
732 ft
50 miles
1,663 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Canyon Lake 54 mi · San Antonio 58 mi · Live Oak 58 mi · Converse 62 mi · Universal City 62 mi · Schertz 62 mi · Cibolo 64 mi · New Braunfels 65 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 Kerrville (30.0474°, -99.1403°, elevation 1,637 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).