Kingsville weather in September

In September, Kingsville sees average daytime highs of 90°F and overnight lows near 74°F, with 4.2 in of rain across 13.2 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 92°F in the first days to 88°F by the end. The sky is clear or mostly clear about 44% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Kingsville's 7th-clearest and 12th-windiest month. For the whole year in context, see Kingsville's year-round climate.

Daytime high
90°
4th warmest
Overnight low
74°
9th coldest
Rainfall
4.2 in
13.2 wet days
Daylight
12 h 12 min
6:21 AM – 6:31 PM
Cloud cover
51%
7th clearest
Wind
7 mph
12th windiest
Solar energy
5.14 kWh/m²
Travel score
3.7
out of 10

Kingsville is seat of Kleberg County, Texas, United States.

Density
731/km²
people per km²
Founded
1904

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 92°F in the first days to 88°F by the end.

A typical September day in Kingsville reaches about 90°F in the afternoon and slips back to 74°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 84°F and 95°F. Set against its neighbours, September runs about 5°F cooler than August and about 6°F warmer than October.

60°70°80°90°100°151015202530
Avg high (°F)Avg low (°F)
19276
29276
39276
49276
59276
69176
79176
89176
99176
109175
119075
129075
139075
149075
159074
169074
178974
188974
198974
208973
218973
228973
238973
248972
258872
268872
278871
288871
298871
308871

How September really feels in Kingsville

Once humidity and wind are folded in, September averages 30 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
30
2 feel dangerously hot (≥ 102°F)
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Kingsville weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan68° / 50°1.46.210.56.8
Feb72° / 54°1.35.3117.4
Mar77° / 60°2.16.111.87.4
Apr83° / 66°1.96.212.66.4
May88° / 72°2.77.913.34.7
Jun92° / 76°2.79.413.73.5
Jul94° / 77°2.47.913.63.1
Aug94° / 77°2.39.4132.7
Sep90° / 74°4.213.212.23.7
Oct84° / 67°2.6811.36.0
Nov76° / 58°1.96.610.67.5
Dec70° / 52°1.86.410.37.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35545
45545
55446
65446
75446
85446
95545
105545
115644
125644
135743
145842
155941
166040
176139
186238
196436
206535
216634
226733
236832
246931
257129
267228
277327
287327
297426
307426

Chance of precipitation in September

Any precipitation

Kingsville gets around 4.2 in of rain over 13.2 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
145
246
347
447
548
649
749
849
950
1049
1149
1249
1348
1448
1547
1646
1745
1844
1943
2042
2140
2239
2338
2437
2536
2635
2734
2833
2933
3032

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100175438
201275238
301275238
401275238
501375138
601375138
701385038
801385038
901385038
1001484938
1102494838
1202494738
13024104638
14025104537
15125114437
16136124335
17136124335
18137134234
19237144033
20248153932
21349153831
223410163730
233510173629
244511173527
254512183526
264613183525
275613183523
285614193522
295714193520
306715193519

Wind in September

Winds average 7 mph in September, the calmest month.

Across September, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
18light breeze
27light breeze
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287light breeze
297light breeze
307light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 6:14 AM to 6:28 AM, and sunset from 6:48 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:146:48
212.56:146:47
312.56:156:46
412.56:156:45
512.56:166:44
612.46:166:43
712.46:176:41
812.46:176:40
912.46:186:39
1012.36:186:38
1112.36:196:37
1212.36:196:35
1312.26:206:34
1412.26:206:33
1512.26:206:32
1612.26:216:31
1712.16:216:29
1812.16:226:28
1912.16:226:27
2012.06:236:26
2112.06:236:25
2212.06:246:23
2312.06:246:22
2411.96:256:21
2511.96:256:20
2611.96:266:19
2711.96:266:17
2811.86:276:16
2911.86:276:15
3011.86:286:14

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.14 kWh/m².

For context, solar energy here swings from a low near 2.78 kWh/m² to a high of 6.61 kWh/m² in July across the year — September's 5.14 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.3Bright
75.3Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in September

Hazard calendar for Kingsville

In seasonPeak

In September, Kingsville sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Kingsville 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 September a good time to visit Kingsville?

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

3.7
Sightseeing
9th-best month of the year
6.1
Beach & pool
8th-best month of the year

September is a weaker month for outdoor sightseeing in Kingsville. The water and warmth also suit a beach or pool day.

What to pack for Kingsville in September

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

In September, Kingsville sees daytime highs around 90°F and nights near 74°F. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Kingsville in September

The nearest coast averages about 84°F in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 40 mi away) is warmest in September at about 84°F and coldest in February near 64°F.

It's comfortable for a long swim from Mar 29 to Dec 19 — about 8.7 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan64Cool
Feb64Cool
Mar66Cool
Apr71Refreshing
May77Warm
Jun82Warm
Jul83Tropical
Aug83Tropical
Sep84Tropical
Oct80Warm
Nov74Refreshing
Dec68Refreshing

UV index in Kingsville in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Kingsville peaks around June 17 at about 11 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJun 17UV 11Dec 20UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar7Very high
Apr11Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct7Very high
Nov6High
Dec4Moderate

Air quality in Kingsville in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Kingsville is worst in July — around 20 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (November, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1419 µg/m³Nov 116 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar12Good
Apr12Good
May16Moderate
Jun17Moderate
Jul20Moderate
Aug13Moderate
Sep11Good
Oct6Good
Nov6Good
Dec7Good
Location & terrain

Where is Kingsville?

Kingsville sits at 27.5°N, 97.9°W, 59 ft above sea level, in United States. The nearest listed city is Alice, 21 mi away.

Topography around Kingsville

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

Within 2 miles, the terrain around Kingsville has only modest variations in elevation — a maximum elevation change of 62 ft around an average of 62 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 138 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 764 ft.

The land around Kingsville is covered by artificial surfaces (30%), trees (26%) and grassland (23%) within 2 miles, cropland (39%), grassland (36%) and trees (22%) within 10 miles, and grassland (35%) and trees (24%) within 50 miles.

2 miles
62 ft
10 miles
138 ft
50 miles
764 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Alice 21 mi · Corpus Christi 34 mi · Portland 41 mi · Edinburg 86 mi · Alton 89 mi · Harlingen 92 mi · Pharr 93 mi · San Juan 93 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 Kingsville (27.5159°, -97.8561°, elevation 59 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).