July is one of the warmer months of the year in Killeen, with average highs near 36°C and lows around 23.6°C (mean 29.8°C). It is one of the drier months, averaging 53 mm of rainfall and 61% relative humidity across the period.
July is one of the warmer months of the year in Killeen. Across 45 years of records, the warmest Julys in Killeen were 2022 and 2023 — when the month averaged 33.1°C — while the coldest was 2007 at 25.8°C. Typical July days reach 36°C with nights near 23.6°C. The long-term trend is warming, about 0.2°C per decade.
July is one of the drier months in Killeen, averaging 53 mm of rainfall. The wettest July on record was 2025 with 213 mm, while the driest was 1993 at 0 mm.
Relative humidity in Killeen during July averages 61%. The most humid July was 2007 at 85%, and the least humid was 2000 at 44%.
July receives about 6.8 kWh/m²/day of solar energy in Killeen. The sunniest July was 2022 at 7.6 kWh/m²/day, and the cloudiest was 2007 at 5.6.
Average wind speed in Killeen during July is 2.8 m/s. The windiest July was 1993 at 4 m/s, while the calmest was 2005 at 1.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 29.4°C | 29.7°C | 29.5°C | 30.1°C | 30.5°C | +1.1°C |
| Avg High | 35.8°C | 35.9°C | 35.3°C | 36.4°C | 36.7°C | +0.9°C |
| Avg Low | 23.0°C | 23.4°C | 23.6°C | 23.8°C | 24.3°C | +1.3°C |
| Avg Rain | 37 mm | 47 mm | 62 mm | 47 mm | 79 mm | +42 mm |
July temperatures in Killeen have risen by about 0.9°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 17.8°C (2019) to a record high of 44.9°C (2018).
Rainfall in July is one of the drier months, averaging 53 mm, with a wettest year of 213 mm.
A good time to visit Killeen
July is a good time to visit Killeen, with days averaging 36°C and nights around 23.6°C (mean 29.8°C, warmer than Killeen's yearly average) and moderate rainfall. October and April are marginally more temperate, but July still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 🌧️ | 33.3°C | 28.0°C | 22.6°C | 39.5°C | 19.8°C | 213 mm | 72% | 2.4 m/s | 6.1 |
| 2024 | 35.6°C | 29.7°C | 23.9°C | 41.0°C | 22.0°C | 116 mm | 65% | 2.4 m/s | 6.6 |
| 2023 | 40.6°C | 33.1°C | 25.7°C | 43.5°C | 23.5°C | 4 mm | 45% | 2.8 m/s | 7.2 |
| 2022 🔥 | 40.4°C | 33.1°C | 25.8°C | 44.4°C | 23.5°C | 9 mm | 47% | 3.1 m/s | 7.6 |
| 2021 | 33.1°C | 28.1°C | 23.1°C | 38.3°C | 21.2°C | 96 mm | 74% | 2.2 m/s | 6.2 |
| 2020 | 37.2°C | 30.8°C | 24.4°C | 42.5°C | 21.7°C | 33 mm | 61% | 2.8 m/s | 6.7 |
| 2019 | 35.2°C | 29.1°C | 23.1°C | 39.2°C | 17.8°C | 20 mm | 65% | 2.8 m/s | 7.4 |
| 2018 | 38.5°C | 31.5°C | 24.4°C | 44.9°C | 22.0°C | 31 mm | 51% | 2.6 m/s | 7.1 |
| 2017 | 37.1°C | 30.8°C | 24.6°C | 40.9°C | 23.3°C | 27 mm | 57% | 2.6 m/s | 7 |
| 2016 | 36.8°C | 30.6°C | 24.3°C | 39.3°C | 22.6°C | 28 mm | 63% | 3.3 m/s | 7.3 |
| 2015 | 36.3°C | 29.8°C | 23.3°C | 40.0°C | 20.5°C | 5 mm | 64% | 3.3 m/s | 7.4 |
| 2014 | 35.5°C | 29.0°C | 22.5°C | 39.1°C | 18.7°C | 65 mm | 63% | 2.4 m/s | 6.6 |
| 2013 | 35.0°C | 29.0°C | 23.0°C | 41.3°C | 19.7°C | 116 mm | 60% | 2.6 m/s | 6.5 |
| 2012 | 35.5°C | 29.5°C | 23.5°C | 41.1°C | 22.1°C | 75 mm | 63% | 2.6 m/s | 6.9 |
| 2011 | 39.6°C | 32.6°C | 25.6°C | 41.7°C | 24.0°C | 4 mm | 45% | 3 m/s | 7.3 |
| 2010 | 34.2°C | 29.0°C | 23.7°C | 38.5°C | 22.4°C | 103 mm | 72% | 2.7 m/s | 6.3 |
| 2009 | 38.0°C | 31.4°C | 24.8°C | 41.3°C | 21.9°C | 53 mm | 53% | 2.7 m/s | 6.5 |
| 2008 | 36.7°C | 30.0°C | 23.2°C | 40.2°C | 20.4°C | 25 mm | 56% | 3 m/s | 7.1 |
| 2007 ❄️ | 29.5°C | 25.8°C | 22.1°C | 32.2°C | 20.3°C | 168 mm | 85% | 2 m/s | 5.6 |
| 2006 | 35.3°C | 29.5°C | 23.7°C | 41.0°C | 19.2°C | 30 mm | 63% | 2.9 m/s | 6.8 |
| 2005 | 35.6°C | 29.7°C | 23.9°C | 41.5°C | 21.4°C | 69 mm | 62% | 1.9 m/s | 6.4 |
| 2004 | 33.7°C | 28.1°C | 22.5°C | 39.1°C | 19.5°C | 45 mm | 70% | 2.5 m/s | 7 |
| 2003 | 35.5°C | 29.6°C | 23.7°C | 39.9°C | 22.0°C | 40 mm | 64% | 2.6 m/s | 6.8 |
| 2002 | 31.8°C | 27.4°C | 23.0°C | 36.3°C | 21.9°C | 149 mm | 77% | 2.5 m/s | 6.3 |
| 2001 | 37.6°C | 31.0°C | 24.4°C | 41.5°C | 20.2°C | 27 mm | 55% | 2.9 m/s | 7.4 |
| 2000 | 39.3°C | 32.0°C | 24.7°C | 42.4°C | 22.2°C | 11 mm | 44% | 3 m/s | 7.3 |
| 1999 | 34.3°C | 28.6°C | 22.9°C | 39.4°C | 21.3°C | 75 mm | 68% | 2.7 m/s | 6.8 |
| 1998 | 38.0°C | 31.4°C | 24.9°C | 41.8°C | 23.4°C | 45 mm | 54% | 3 m/s | 7.1 |
| 1997 | 36.0°C | 29.5°C | 23.0°C | 38.1°C | 20.2°C | 26 mm | 63% | 2.5 m/s | 7.2 |
| 1996 | 37.9°C | 31.3°C | 24.7°C | 41.4°C | 22.2°C | 43 mm | 53% | 3.1 m/s | 6.7 |
| 1995 | 36.7°C | 30.1°C | 23.6°C | 43.3°C | 20.5°C | 69 mm | 59% | 2.9 m/s | 6.5 |
| 1994 | 38.0°C | 31.0°C | 24.0°C | 41.7°C | 20.0°C | 23 mm | 50% | 3.3 m/s | 6.8 |
| 1993 | 36.4°C | 29.9°C | 23.3°C | 39.9°C | 21.0°C | 0 mm | 64% | 4 m/s | 7.4 |
| 1992 | 32.4°C | 27.4°C | 22.4°C | 35.4°C | 20.2°C | 43 mm | 75% | 3.2 m/s | 6.8 |
| 1991 | 34.9°C | 28.9°C | 22.8°C | 38.0°C | 19.5°C | 52 mm | 65% | 2.5 m/s | 7 |
| 1990 | 34.3°C | 28.4°C | 22.6°C | 40.3°C | 18.1°C | 93 mm | 61% | 2.9 m/s | 6.1 |
| 1989 | 36.4°C | 29.7°C | 22.9°C | 41.8°C | 20.1°C | 29 mm | 58% | 2.7 m/s | 6.7 |
| 1988 | 35.4°C | 29.2°C | 23.0°C | 38.7°C | 19.8°C | 68 mm | 61% | 2.8 m/s | 6.7 |
| 1987 | 32.9°C | 27.6°C | 22.3°C | 37.0°C | 19.3°C | 45 mm | 73% | 2.9 m/s | 6.8 |
| 1986 | 38.3°C | 30.9°C | 23.5°C | 42.9°C | 21.1°C | 8 mm | 50% | 3.3 m/s | 7.3 |
| 1985 | 36.1°C | 29.2°C | 22.3°C | 41.2°C | 18.1°C | 29 mm | 57% | 2.7 m/s | 6.9 |
| 1984 | 37.2°C | 30.4°C | 23.7°C | 42.1°C | 18.3°C | 54 mm | 50% | 2.8 m/s | 6.5 |
| 1983 | 35.2°C | 28.9°C | 22.6°C | 39.7°C | 18.9°C | 45 mm | 63% | 3.1 m/s | — |
| 1982 | 37.5°C | 30.7°C | 24.0°C | 40.4°C | 21.8°C | 21 mm | 53% | 3.1 m/s | — |
| 1981 | 33.5°C | 28.2°C | 22.8°C | 38.4°C | 20.9°C | 35 mm | 73% | 2.9 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 36°C with lows near 23.6°C (mean 29.8°C), based on 45 years of NASA POWER data.
July averages 53 mm of rainfall in Killeen, one of the drier months. The wettest on record was 213 mm in 2025.
The hottest July reached 44.9°C in 2018. The coldest dipped to 17.8°C in 2019.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 0.9°C. Daytime highs moved from 35.9°C to 36.6°C and overnight lows from 23.1°C to 24.2°C over the same span.
July is one of the warmer months of the year in Killeen and one of the drier months, so plan for around 36°C daytime highs and 23.6°C at night.
Not quite — July is the 11th coolest month in Killeen, averaging 29.8°C.
For July in Killeen, pack light, breathable clothing and sun protection, with typical highs of 36°C and lows of 23.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 61% — moderately humid.
Average wind speed in July is 2.8 m/s. The windiest July on record averaged 4 m/s (1993).
The wettest July on record was 2025 with 213 mm. On average, July sees 53 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Killeen behaves each July, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for July specifically, along with year-by-year records and how the month has changed over the decades.
