Harker Heights weather in August

In August, Harker Heights sees average daytime highs of 95°F and overnight lows near 75°F, with 2.1 in of rain across 5.8 wet days and about 13.1 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 96°F in the first days to 93°F by the end. The sky is clear or mostly clear about 56% of the time in August, and the air most often feels muggy.

Daylight stretches from about 13 h 30 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Harker Heights's 3rd-clearest and 11th-windiest month. For the whole year in context, see Harker Heights's year-round climate.

Daytime high
95°
2nd warmest
Overnight low
75°
11th coldest
Rainfall
2.1 in
5.8 wet days
Daylight
13 h 06 min
6:01 AM – 7:09 PM
Cloud cover
43%
3rd clearest
Wind
7 mph
11th windiest
Solar energy
6.29 kWh/m²
Travel score
2.9
out of 10

Harker Heights is city in Bell County, Texas, United States.

Density
739/km²
people per km²
Founded
1957

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 96°F in the first days to 93°F by the end.

A typical August day in Harker Heights reaches about 95°F in the afternoon and slips back to 75°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 88°F and 101°F. Set against its neighbours, August runs on par with July and about 6°F warmer than September.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19676
29676
39676
49676
59676
69676
79676
89676
99675
109675
119575
129575
139575
149575
159575
169575
179575
189575
199475
209475
219475
229475
239474
249474
259474
269474
279374
289374
299374
309373
319273

How August really feels in Harker Heights

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Harker Heights weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 40°2.36.410.25.2
Feb64° / 44°2.4710.96.1
Mar70° / 51°3.18.711.86.8
Apr78° / 58°2.98.112.77.2
May84° / 66°4.510.713.65.5
Jun91° / 73°2.87.9143.9
Jul95° / 75°1.55.413.82.9
Aug95° / 75°2.15.813.12.9
Sep88° / 69°2.76.312.24.9
Oct79° / 59°3.87.411.27.2
Nov69° / 49°2.66.610.47.0
Dec61° / 42°2.96.7105.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37426
47426
57525
67525
77525
87525
97525
107426
117426
127426
137327
147327
157327
167228
177228
187228
197228
207228
217327
227327
237228
247228
257228
267228
277228
287228
297228
307228
317228

Chance of precipitation in August

Any precipitation

Harker Heights gets around 2.1 in of rain over 5.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 23% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
517
617
717
817
918
1018
1118
1219
1319
1419
1519
1620
1720
1820
1920
2020
2120
2220
2320
2421
2521
2621
2722
2822
2922
3023
3123

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 78% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
113185820
213185820
312185920
412185920
512175921
612175921
712175822
812165823
912165823
1012165724
1103155725
1203155725
1303155626
1403155527
1503155527
1603155428
1703165427
1804165228
1904165228
2004165327
2104175227
2204175227
2315175027
2415185026
2515185026
2615194926
2715194826
2816204726
2926204626
3026204526
3137214426

Wind in August

Winds average 7 mph in August.

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

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
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
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 30 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over August. Sunrise moves from 5:51 AM to 6:10 AM, and sunset from 7:22 PM to 6:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:517:22
213.55:527:22
313.55:527:21
413.55:537:20
513.45:537:19
613.45:547:18
713.45:557:18
813.45:557:17
913.35:567:16
1013.35:577:15
1113.35:577:14
1213.35:587:13
1313.25:597:12
1413.25:597:11
1513.26:007:10
1613.16:017:09
1713.16:017:08
1813.16:027:07
1913.16:027:06
2013.06:037:05
2113.06:047:03
2213.06:047:02
2312.96:057:01
2412.96:067:00
2512.96:066:59
2612.86:076:58
2712.86:076:56
2812.86:086:55
2912.86:096:54
3012.76:096:53
3112.76:106:52

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.29 kWh/m².

For context, solar energy here swings from a low near 2.71 kWh/m² to a high of 6.83 kWh/m² in July across the year — August's 6.29 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.6Intense
76.6Intense
86.6Intense
96.5Intense
106.5Intense
116.5Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.1Intense
226.0Intense
236.0Intense
246.0Bright
255.9Bright
265.9Bright
275.9Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in August

Is August a good time to visit Harker Heights?

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

2.9
Sightseeing
11th-best month of the year
6.2
Beach & pool
7th-best month of the year

August is a weaker month for outdoor sightseeing in Harker Heights. The water and warmth also suit a beach or pool day.

What to pack for Harker Heights in August

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

In August, Harker Heights sees daytime highs around 95°F and nights near 75°F. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Harker Heights in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Harker Heights peaks around July 17 at about 10 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 17UV 10Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar6High
Apr9Very high
May10Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Harker Heights in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Harker Heights is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1417 µg/m³Dec 127 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar9Good
Apr10Good
May14Moderate
Jun15Moderate
Jul18Moderate
Aug13Moderate
Sep10Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Harker Heights?

Harker Heights sits at 31.1°N, 97.7°W, 764 ft above sea level, in United States. The nearest listed city is Killeen, 4.3 mi away.

Topography around Harker Heights

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

Within 2 miles, the terrain around Harker Heights has only modest variations in elevation — a maximum elevation change of 256 ft around an average of 791 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 633 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,421 ft.

The land around Harker Heights is covered by grassland (33%), artificial surfaces (33%) and trees (31%) within 2 miles, trees (43%) and grassland (37%) within 10 miles, and grassland (49%) and trees (33%) within 50 miles.

2 miles
256 ft
10 miles
633 ft
50 miles
1,421 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Killeen 4.3 mi · Fort Cavazos 7.5 mi · Belton 12 mi · Copperas Cove 15 mi · Temple 19 mi · Gatesville 25 mi · Georgetown 31 mi · Leander 37 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 Harker Heights (31.0835°, -97.6597°, elevation 764 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).