Colleyville weather in May

In May, Colleyville sees average daytime highs of 83°F and overnight lows near 64°F, with 5.0 in of rain across 10.8 wet days and about 13.7 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 79°F in the first days to 86°F by the end. The sky is clear or mostly clear about 38% of the time in May, and the air most often feels muggy.

Daylight stretches from about 13 h 18 min at the start of May to 14 hours by month's end. Set against the rest of the year, May is Colleyville's 12th-clearest and 3rd-windiest month. For the whole year in context, see Colleyville's year-round climate.

Daytime high
83°
5th warmest
Overnight low
64°
8th coldest
Rainfall
5.0 in
10.8 wet days
Daylight
13 h 42 min
5:34 AM – 7:15 PM
Cloud cover
54%
12th clearest
Wind
9 mph
3rd windiest
Solar energy
5.85 kWh/m²
Travel score
5.9
out of 10

Colleyville is city in Tarrant County, Texas, United States.

Density
745/km²
people per km²

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 79°F in the first days to 86°F by the end.

A typical May day in Colleyville reaches about 83°F in the afternoon and slips back to 64°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 90°F. Set against its neighbours, May runs about 7°F warmer than April and about 7°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17959
27960
37960
47960
58061
68061
78062
88062
98162
108163
118163
128163
138264
148264
158264
168265
178365
188365
198365
208366
218466
228467
238467
248567
258567
268568
278568
288668
298669
308669
318769

How May really feels in Colleyville

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.

Colleyville 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 daysSnow daysDaylight (hours)Travel score
Jan56° / 37°2.56.60.610.14.2
Feb60° / 41°2.770.610.85.3
Mar68° / 48°3.78.60.211.86.6
Apr75° / 55°3.87.8012.87.3
May83° / 64°5.010.8013.75.9
Jun90° / 72°3.38014.14.2
Jul94° / 76°1.85.4013.93.1
Aug94° / 75°2.05.1013.23.2
Sep87° / 68°2.76012.25.3
Oct77° / 57°3.77.3011.27.5
Nov66° / 47°3.26.4010.36.8
Dec57° / 39°3.16.50.39.94.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35446
45347
55347
65248
75248
85149
95149
105149
115248
125248
135149
145248
155248
165248
175248
185248
195248
205248
215248
225248
235248
245446
255446
265446
275545
285545
295644
305644
315743

Chance of precipitation in May

Any precipitation

Colleyville gets around 5.0 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 (%)
133
233
334
434
534
634
735
835
934
1034
1134
1234
1333
1433
1533
1633
1733
1833
1933
2033
2134
2234
2335
2435
2535
2635
2736
2836
2936
3036
3135

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 43% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1411722182
2391722202
3371723212
4361623222
5341624233
6331524253
7311525263
8301425274
9281426284
10271426294
11261326304
12251326315
13241326325
14231326335
15211326345
16201326356
17191325366
18181325386
19161325397
20141324417
21131324438
22111323448
23101323469
2481322489
25712224910
26612225011
27511215112
28411215113
29310215214
3039215215
3129205316

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
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light 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
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 min at the start of May to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:47 AM to 5:26 AM, and sunset from 7:04 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:477:04
213.35:467:05
313.35:457:06
413.45:447:07
513.45:437:07
613.45:427:08
713.55:427:09
813.55:417:10
913.55:407:10
1013.55:397:11
1113.65:387:12
1213.65:377:13
1313.65:367:13
1413.65:367:14
1513.75:357:15
1613.75:347:15
1713.75:347:16
1813.75:337:17
1913.85:327:18
2013.85:327:18
2113.85:317:19
2213.85:307:20
2313.85:307:20
2413.95:297:21
2513.95:297:22
2613.95:287:22
2713.95:287:23
2813.95:277:24
2914.05:277:24
3014.05:277:25
3114.05:267:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.85 kWh/m².

For context, solar energy here swings from a low near 2.62 kWh/m² to a high of 6.83 kWh/m² in July across the year — May's 5.85 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
226.0Bright
236.0Bright
246.0Bright
256.0Intense
266.0Intense
276.0Intense
286.1Intense
296.1Intense
306.2Intense
316.2Intense
Planning a trip in May

Is May a good time to visit Colleyville?

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

5.9
Sightseeing
5th-best month of the year
6.8
Beach & pool
3rd-best month of the year

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

What to pack for Colleyville in May

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

In May, Colleyville 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 Colleyville 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 Colleyville peaks around July 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 14UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr9Very high
May10Very high
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Colleyville 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 Colleyville is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1617 µg/m³Dec 136 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar9Good
Apr10Good
May13Moderate
Jun15Moderate
Jul18Moderate
Aug14Moderate
Sep10Good
Oct7Good
Nov6Good
Dec6Good
Location & terrain

Where is Colleyville?

Colleyville sits at 32.9°N, 97.2°W, 614 ft above sea level, in United States. The nearest listed city is Bedford, 2.5 mi away.

Topography around Colleyville

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

Within 2 miles, the terrain around Colleyville has only modest variations in elevation — a maximum elevation change of 151 ft around an average of 630 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 413 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,047 ft.

The land around Colleyville is covered by trees (43%) and artificial surfaces (40%) within 2 miles, artificial surfaces (43%) and trees (30%) within 10 miles, and grassland (49%) and trees (25%) within 50 miles.

2 miles
151 ft
10 miles
413 ft
50 miles
1,047 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Bedford 2.5 mi · Hurst 4.3 mi · Southlake 4.3 mi · Euless 5.0 mi · North Richland Hills 5.6 mi · Grapevine 5.6 mi · Watauga 6.2 mi · Keller 6.8 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 Colleyville (32.881°, -97.155°, elevation 614 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).