Terrell weather in May

In May, Terrell sees average daytime highs of 82°F and overnight lows near 65°F, with 5.1 in of rain across 11.2 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 34% 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 Terrell's 12th-clearest and 4th-windiest month. For the whole year in context, see Terrell's year-round climate.

Daytime high
82°
5th warmest
Overnight low
65°
8th coldest
Rainfall
5.1 in
11.2 wet days
Daylight
13 h 42 min
5:31 AM – 7:12 PM
Cloud cover
56%
12th clearest
Wind
9 mph
4th windiest
Solar energy
5.71 kWh/m²
Travel score
6.0
out of 10

Terrell is city in Kaufman County, Texas, United States.

Density
328/km²
people per km²
Founded
1874

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 Terrell reaches about 82°F in the afternoon and slips back to 65°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 74°F and 89°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)
17860
27960
37960
47961
57961
68061
78062
88062
98062
108063
118163
128163
138164
148264
158264
168265
178265
188365
198366
208366
218366
228467
238467
248467
258567
268568
278568
288568
298669
308669
318669

How May really feels in Terrell

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.

Terrell 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° / 38°3.07.40.310.14.2
Feb60° / 42°3.48.20.510.85.1
Mar67° / 49°4.3100.111.86.3
Apr75° / 56°4.49.2012.87.0
May82° / 65°5.111.2013.76.0
Jun89° / 72°3.48.8014.14.2
Jul94° / 76°1.86.7013.93.2
Aug94° / 75°2.15.7013.23.2
Sep88° / 69°2.66.3012.25.1
Oct78° / 58°4.27.7011.27.3
Nov66° / 47°3.57.5010.36.6
Dec58° / 40°4.07.70.29.94.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25149
35149
45050
55050
65050
74852
84852
94852
104852
115050
125050
135050
144951
155050
165050
174951
185050
195050
205149
215149
225149
235149
245149
255248
265248
275248
285347
295347
305446
315545

Chance of precipitation in May

Any precipitation

Terrell gets around 5.1 in of rain over 11.2 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 35% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
135
236
336
436
536
636
736
836
936
1035
1135
1234
1334
1434
1533
1633
1733
1833
1933
2034
2134
2234
2335
2435
2535
2635
2735
2835
2935
3035
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 38% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1352021214
2331921224
3321921245
4301821255
5281822266
6271722286
7261622296
8251623307
9231523317
10221523327
11211423338
12201423348
13191424358
14181424369
15171324379
16161324389
171513243910
181412234010
191312234111
201212224311
211011224412
22911214613
23810214714
24710204815
2569205016
2658195117
2748195118
2837185319
2937175221
3036175222
3126165224

Wind in May

Winds average 9 mph in May.

Across May, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light 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
238light breeze
248light breeze
258light 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 5:44 AM to 5:23 AM, and sunset from 7:01 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:447:01
213.35:437:01
313.35:427:02
413.45:417:03
513.45:407:04
613.45:397:04
713.45:387:05
813.55:377:06
913.55:367:07
1013.55:367:07
1113.65:357:08
1213.65:347:09
1313.65:337:10
1413.65:327:10
1513.75:327:11
1613.75:317:12
1713.75:307:12
1813.75:307:13
1913.75:297:14
2013.85:287:15
2113.85:287:15
2213.85:277:16
2313.85:277:17
2413.95:267:17
2513.95:267:18
2613.95:257:19
2713.95:257:19
2813.95:247:20
2913.95:247:21
3014.05:247:21
3114.05:237:22

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.71 kWh/m².

For context, solar energy here swings from a low near 2.52 kWh/m² to a high of 6.73 kWh/m² in July across the year — May's 5.71 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
296.0Bright
306.0Bright
316.0Intense
Planning a trip in May

Is May a good time to visit Terrell?

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

6.0
Sightseeing
5th-best month of the year
6.7
Beach & pool
4th-best month of the year

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

What to pack for Terrell in May

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

In May, Terrell sees daytime highs around 82°F and nights near 65°F. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Terrell 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 Terrell peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highHighModerateJun 23UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr10Very high
May10Very high
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Terrell 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 Terrell is worst in July — around 20 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1519 µg/m³Jan 17 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar10Good
Apr10Good
May14Moderate
Jun16Moderate
Jul20Moderate
Aug15Moderate
Sep11Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Terrell?

Terrell sits at 32.7°N, 96.3°W, 509 ft above sea level, in United States. The nearest listed city is Forney, 11 mi away.

Topography around Terrell

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

Within 2 miles, the terrain around Terrell has only modest variations in elevation — a maximum elevation change of 128 ft around an average of 499 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 236 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 640 ft.

The land around Terrell is covered by grassland (41%) and trees (36%) within 2 miles, grassland (60%) and trees (26%) within 10 miles, and grassland (48%) and trees (30%) within 50 miles.

2 miles
128 ft
10 miles
236 ft
50 miles
640 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Forney 11 mi · Seagoville 17 mi · Rockwall 17 mi · Mesquite 19 mi · Balch Springs 21 mi · Rowlett 21 mi · Garland 24 mi · Wylie 25 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 Terrell (32.736°, -96.2753°, elevation 509 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).