Killeen, TX weather in August
In August, Killeen sees highs around 97°F and lows around 73°F: hot, humid and mostly dry. Rain falls on about 5 days. It is one of the warmest months in Killeen. Plan outdoor time for mornings and evenings.
- Normal high
- 97°F
- Normal low
- 73°F
- Wet days
- 5
- 2.5 in total
- Muggy days
- 23
- dew point 65°F+
How August changes from start to finish
| August 1 | August 31 | |
|---|---|---|
| Normal high | 98°F | 94°F |
| Normal low | 74°F | 71°F |
| Chance of a wet day | 14% | 19% |
| Sunrise / sunset | 6:48 am / 8:26 pm | 7:06 am / 7:55 pm |
| Daylight | 13.6 h | 12.8 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Central Time).
A typical August day
- 6 am75°Fdew point 69°F
- 9 am83°Fdew point 69°F
- Noon91°Fdew point 66°F
- 3 pm94°Fdew point 64°F
- 6 pm92°Fdew point 64°F
- 9 pm84°Fdew point 66°F
NOAA hourly normals (local standard time) from Robert Gray AAF (7 mi away); average wind 8 mph; clear or few clouds in 49% of daytime hours, mostly cloudy or overcast in 31%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F0 of 31
- Hot dayshigh 90°F or more28 of 31
- Muggy daysdaily mean dew point 65°F or more23 of 31
- Wet daysat least 0.01 in of rain or melted snow5 of 31
- Notable rainat least 0.10 in3 of 31
- Freezing nightslow 32°F or below0 of 31
Average days per August, counted from daily records for each year 1991-2020.
Rain in August
Normal precipitation is 2.5 in; a dry August brings about 0.4 in and a wet one about 2.7 in (25th and 75th percentiles). About 1 day brings half an inch or more, and about 1 an inch or more.
How August varies from year to year
- Warmest August, 1991-20202000: average high 103°F
- Coolest August1992: average high 91°F
- Wettest August2001: 14.4 in
- Driest August1993: no measurable precipitation
- Highest reading107°F (August 31, 2000)
- Lowest reading56°F (August 28, 1992)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
August compared with July and September
| July | August | September | |
|---|---|---|---|
| Normal high | 96°F | 97°F | 90°F |
| Normal low | 72°F | 73°F | 67°F |
| Wet days | 5 | 5 | 6 |
| Comfortable days | 0 | 0 | 2 |
| Daylight | 13.9 h | 13.3 h | 12.3 h |
Highs change by +1°F from July and -7°F into September.
How Killeen ranks in August
- Normal high33rd warmest of 378 cities; 13th of 38 in Texas
- Wet days85th driest of 378
- Comfortable days255th most of 341
What to pack for Killeen in August
- Light, breathable clothing – highs near 97°F and about 23 muggy days
Heating and cooling
August has 0 heating degree days and 609 cooling degree days (base 65°F), 13% of the year's total heating and cooling demand.
Questions
How hot is Killeen in August?
The normal high is 97°F and the normal low is 73°F. From 1991 to 2020 the hottest August reading was 107°F (most recently on August 31, 2000).
Does it rain a lot in Killeen in August?
About 5 days in August have at least 0.01 in of precipitation, and the normal total is 2.5 in. The wettest August in 1991-2020 was in 2001 (14.4 in); the driest was in 1993, with no measurable precipitation.
Is August a good time to visit Killeen?
August ranks 12th of 12 months on our comfort score for Killeen (35 out of 100). It has almost no comfortable days and about 28 days at 90°F or hotter. The best months are February, March and April.
Where the numbers come from
- Temperature, snowfall, snow depth and frost dates: Killeen (USC00414792), 4.1 mi SSE of the city center, 815 ft . NOAA normals and daily records, 1991-2020.
- Rain: Stillhouse Hollow Dam (USC00418646), 13 mi ESE of the city center, 706 ft (116 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour and cloud cover: Robert Gray AAF (USW00003902), 7.2 mi WSW of the city center, 1,015 ft (193 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Robert Gray Aff Airport (722576-03902), 7.1 mi WSW of the city center, 1,015 ft (193 ft higher than the city). Hourly observations, 1991-2020.