Abilene weather in September

In September, Abilene sees average daytime highs of 87°F and overnight lows near 66°F, with 2.3 in of rain across 5.9 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 90°F in the first days to 84°F by the end. The sky is clear or mostly clear about 59% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Abilene's 3rd-clearest and 11th-windiest month. For the whole year in context, see Abilene's year-round climate.

Daytime high
87°
4th warmest
Overnight low
66°
9th coldest
Rainfall
2.3 in
5.9 wet days
Daylight
12 h 12 min
6:27 AM – 6:39 PM
Cloud cover
39%
3rd clearest
Wind
9 mph
11th windiest
Solar energy
5.33 kWh/m²
Travel score
5.5
out of 10

Abilene is city in Taylor and Jones counties in Texas, United States, that is the county seat of Taylor County.

Density
8,909/km²
people per km²
Founded
1881

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 90°F in the first days to 84°F by the end.

A typical September day in Abilene reaches about 87°F in the afternoon and slips back to 66°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 77°F and 95°F. Set against its neighbours, September runs about 7°F cooler than August and about 10°F warmer than October.

60°80°100°151015202530
Avg high (°F)Avg low (°F)
19171
29170
39070
49070
59069
68969
78969
88969
98868
108868
118868
128867
138767
148767
158767
168766
178666
188666
198665
208665
218564
228564
238564
248563
258563
268463
278462
288462
298462
308361

How September really feels in Abilene

Once humidity and wind are folded in, September averages 5 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
5
heat index over the day's high
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.

Abilene weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan57° / 35°1.24.30.710.14.9
Feb62° / 38°1.54.60.610.86.0
Mar70° / 46°2.05.90.211.87.3
Apr78° / 54°2.25.70.112.87.7
May85° / 63°2.99.1013.65.6
Jun92° / 71°2.47.7014.13.7
Jul95° / 74°1.55.3013.92.9
Aug94° / 73°1.85.9013.23.2
Sep87° / 66°2.35.9012.25.5
Oct77° / 55°2.55.6011.27.8
Nov66° / 44°1.640.310.37.2
Dec58° / 36°1.44.40.69.95.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27525
37525
47525
57426
67426
77327
87327
97327
107228
117228
127129
137129
147129
157030
167030
177030
187030
197129
207228
217228
227327
237426
247525
257624
267624
277624
287822
297822
307822

Chance of precipitation in September

Any precipitation

Abilene gets around 2.3 in of rain over 5.9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 20% and peaks near 23% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
121
221
322
422
522
623
723
823
923
1023
1123
1222
1322
1422
1521
1621
1720
1820
1919
2019
2118
2217
2316
2416
2515
2615
2714
2814
2915
3015

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1102333331
2112432331
3122432321
4132431311
5132431311
6142331311
7152332301
8152232301
9162232291
10162133291
11172034281
12181934281
13191934271
14201835271
15211834261
16221734251
17241734251
18251733241
19271732231
20291731221
21321631211
22341630190
23371628180
24391727170
25411726160
26431825150
27441824140
28461823130
29471922120
30481921110

Wind in September

Winds average 9 mph in September.

Across September, 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.

051015151015202530
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light 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

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over September. Sunrise moves from 6:18 AM to 6:37 AM, and sunset from 7:00 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:187:00
212.76:186:58
312.66:196:57
412.66:206:56
512.66:206:54
612.56:216:53
712.56:226:52
812.56:226:50
912.46:236:49
1012.46:236:47
1112.46:246:46
1212.36:256:45
1312.36:256:43
1412.36:266:42
1512.26:276:41
1612.26:276:39
1712.26:286:38
1812.16:296:36
1912.16:296:35
2012.16:306:34
2112.06:316:32
2212.06:316:31
2312.06:326:29
2411.96:336:28
2511.96:336:27
2611.96:346:25
2711.86:356:24
2811.86:356:23
2911.86:366:21
3011.76:376:20

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.33 kWh/m².

For context, solar energy here swings from a low near 2.91 kWh/m² to a high of 7.04 kWh/m² in July across the year — September's 5.33 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.7Bright
55.7Bright
65.6Bright
75.6Bright
85.5Bright
95.5Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in September

Is September a good time to visit Abilene?

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

5.5
Sightseeing
7th-best month of the year
7.7
Beach & pool
1st-best month of the year

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

What to pack for Abilene in September

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

In September, Abilene sees daytime highs around 87°F and nights near 66°F. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Abilene in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Abilene peaks around July 19 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 19UV 11Dec 20UV 3
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr9Very high
May10Very high
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate
Location & terrain

Where is Abilene?

Abilene sits at 32.4°N, 99.7°W, 1,719 ft above sea level, in United States. The nearest listed city is Breckenridge, 53 mi away.

Topography around Abilene

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

Within 2 miles, the terrain around Abilene has only modest variations in elevation — a maximum elevation change of 125 ft around an average of 1,722 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 417 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,453 ft.

The land around Abilene is covered by artificial surfaces (57%) and trees (22%) within 2 miles, grassland (57%) within 10 miles, and grassland (59%) and cropland (20%) within 50 miles.

2 miles
125 ft
10 miles
417 ft
50 miles
1,453 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Breckenridge 53 mi · Brownwood 67 mi · San Angelo 80 mi · Stephenville 91 mi · Big Spring 103 mi · Weatherford 115 mi · Wichita Falls 124 mi · Benbrook 133 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 Abilene (32.4487°, -99.7331°, elevation 1,719 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).