Killeen weather in April

In April, Killeen sees average daytime highs of 78°F and overnight lows near 58°F, with 2.9 in of rain across 8.1 wet days and about 12.7 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 75°F in the first days to 81°F by the end. The sky is clear or mostly clear about 40% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 12 min by month's end. Set against the rest of the year, April is Killeen's 7th-clearest and 1st-windiest month. For the whole year in context, see Killeen's year-round climate.

Daytime high
78°
7th warmest
Overnight low
58°
6th coldest
Rainfall
2.9 in
8.1 wet days
Daylight
12 h 48 min
6:08 AM – 6:54 PM
Cloud cover
50%
7th clearest
Wind
10 mph
1st windiest
Solar energy
5.55 kWh/m²
Travel score
7.2
out of 10

Killeen is city in Bell County, Texas, United States.

Density
1,002/km²
people per km²
Founded
1872

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 75°F in the first days to 81°F by the end.

A typical April day in Killeen reaches about 78°F in the afternoon and slips back to 58°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 68°F and 86°F. Set against its neighbours, April runs about 7°F warmer than March and about 7°F cooler than May.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17454
27455
37455
47555
57555
67555
77555
87656
97656
107656
117656
127757
137757
147757
157857
167858
177858
187858
197958
207958
217959
227959
238059
248060
258060
268060
278060
288160
298161
308161

How April really feels in Killeen

Once humidity and wind are folded in, April 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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Killeen weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 4th-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 April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25149
35149
45248
55149
65248
75248
85248
95347
105347
115347
125545
135446
145545
155545
165545
175644
185644
195743
205743
215644
225743
235743
245743
255644
265644
275644
285545
295545
305446

Chance of precipitation in April

Any precipitation

Killeen gets around 2.9 in of rain over 8.1 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 27% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
127
227
327
427
527
626
726
826
926
1026
1126
1225
1325
1425
1526
1626
1726
1826
1927
2027
2127
2228
2328
2429
2529
2630
2730
2831
2931
3032

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
158191580
256191690
356191690
457181690
5561816100
6551817100
7561717100
8541718110
9531719110
10531620110
11521621110
12511621120
13511522120
14491523120
15481524130
16471524130
17471525140
18461525140
19451525140
20451525150
21441526150
22431526161
23421526161
24411526171
25401526181
26401525181
27391525192
28381525202
29361525222
30351524233

Wind in April

Winds average 10 mph in April, the windiest month of the year.

Across April, daily wind ranges from about 10 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2510light breeze
2610light breeze
2710light breeze
2810light breeze
2910light breeze
3010light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over April. Sunrise moves from 6:27 AM to 5:53 AM, and sunset from 6:44 PM to 7:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:276:44
212.36:266:45
312.36:246:45
412.46:236:46
512.46:226:47
612.46:216:47
712.56:196:48
812.56:186:49
912.56:176:49
1012.66:166:50
1112.66:146:51
1212.66:136:51
1312.76:126:52
1412.76:116:53
1512.76:106:53
1612.86:086:54
1712.86:076:55
1812.86:066:55
1912.86:056:56
2012.96:046:57
2112.96:036:57
2212.96:026:58
2313.06:006:59
2413.05:596:59
2513.05:587:00
2613.15:577:01
2713.15:567:01
2813.15:557:02
2913.15:547:03
3013.25:537:03

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.55 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 — April's 5.55 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in April

Is April a good time to visit Killeen?

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

7.2
Sightseeing
1st-best month of the year
6.5
Beach & pool
5th-best month of the year

April is one of the better times to visit Killeen for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Killeen in April

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

In April, Killeen sees daytime highs around 78°F and nights near 58°F. Worth packing: light clothes, rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Killeen in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Killeen 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 Killeen in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Killeen 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 Killeen?

Killeen sits at 31.1°N, 97.7°W, 827 ft above sea level, in United States. The nearest listed city is Fort Cavazos, 3.1 mi away.

Topography around Killeen

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

Within 2 miles, the terrain around Killeen has only modest variations in elevation — a maximum elevation change of 180 ft around an average of 869 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 656 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,434 ft.

The land around Killeen is covered by artificial surfaces (56%), grassland (22%) and trees (21%) within 2 miles, grassland (44%) and trees (40%) within 10 miles, and grassland (50%) and trees (33%) within 50 miles.

2 miles
180 ft
10 miles
656 ft
50 miles
1,434 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Fort Cavazos 3.1 mi · Harker Heights 4.3 mi · Copperas Cove 11 mi · Belton 16 mi · Gatesville 22 mi · Temple 23 mi · Georgetown 34 mi · Leander 38 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 Killeen (31.1171°, -97.7278°, elevation 827 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).