August is one of the warmer months of the year in Amarillo, with average highs near 33.2°C and lows around 19.8°C (mean 26.5°C). It is a relatively wet time of year, averaging 71 mm of rainfall and 52% relative humidity across the period.
August is one of the warmer months of the year in Amarillo. Across 45 years of records, the warmest August in Amarillo was 2011 — when the month averaged 31°C — while the coldest was 2017 at 23.4°C. Typical August days reach 33.2°C with nights near 19.8°C. The long-term trend is warming, about 0.6°C per decade.
August is a relatively wet time of year in Amarillo, averaging 71 mm of rainfall. The wettest August on record was 2017 with 179 mm, while the driest was 2000 at 4 mm.
Relative humidity in Amarillo during August averages 52%. The most humid August was 2017 at 69%, and the least humid was 2011 at 33%.
August receives about 6.4 kWh/m²/day of solar energy in Amarillo. The sunniest Augusts were 2000, 2009 and 2012 at 6.9 kWh/m²/day, and the cloudiest was 1984 at 5.8.
Average wind speed in Amarillo during August is 3 m/s. The windiest August was 2000 at 3.8 m/s, while the calmest was 2017 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.8°C | 25.8°C | 26.4°C | 27.1°C | 28.2°C | +2.4°C |
| Avg High | 32.1°C | 32.5°C | 32.9°C | 34.0°C | 35.4°C | +3.3°C |
| Avg Low | 19.4°C | 19.0°C | 19.8°C | 20.2°C | 21.0°C | +1.6°C |
| Avg Rain | 84 mm | 70 mm | 80 mm | 67 mm | 45 mm | -39 mm |
August temperatures in Amarillo have risen by about 1.8°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 11.6°C (1992) to a record high of 42.4°C (2012).
Rainfall in August is a relatively wet time of year, averaging 71 mm, with a wettest year of 179 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.7°C per decade while lows rose 0.4°C per decade, widening the gap between day and night.
One of the best times to visit Amarillo
August is one of the best times to visit Amarillo. Expect days averaging 33.2°C and nights around 19.8°C (mean 26.5°C) — warmer than Amarillo's yearly average — with moderate rainfall (71 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 34.6°C | 27.6°C | 20.6°C | 40.4°C | 16.3°C | 55 mm | 52% | 3.2 m/s | 6.4 |
| 2024 | 37.4°C | 29.7°C | 22.1°C | 42.0°C | 16.8°C | 53 mm | 40% | 3.1 m/s | 6.7 |
| 2023 | 37.0°C | 29.3°C | 21.7°C | 41.3°C | 16.8°C | 22 mm | 39% | 3.1 m/s | 6.8 |
| 2022 | 33.5°C | 27.1°C | 20.6°C | 39.4°C | 16.1°C | 68 mm | 51% | 2.7 m/s | 6.4 |
| 2021 | 33.5°C | 27.0°C | 20.4°C | 39.9°C | 15.3°C | 37 mm | 51% | 3.3 m/s | 6.4 |
| 2020 | 36.6°C | 28.7°C | 20.8°C | 41.5°C | 17.7°C | 35 mm | 43% | 3.4 m/s | 6.8 |
| 2019 | 36.8°C | 29.4°C | 21.9°C | 40.8°C | 17.9°C | 49 mm | 47% | 3.2 m/s | 6.6 |
| 2018 | 34.0°C | 27.2°C | 20.3°C | 38.0°C | 15.5°C | 60 mm | 50% | 3.1 m/s | 6.5 |
| 2017 ❄️ 🌧️ | 29.1°C | 23.4°C | 17.6°C | 34.1°C | 13.5°C | 179 mm | 69% | 2.4 m/s | 6 |
| 2016 | 31.3°C | 25.3°C | 19.4°C | 38.4°C | 15.3°C | 113 mm | 58% | 3 m/s | 6.1 |
| 2015 | 32.2°C | 25.7°C | 19.2°C | 37.4°C | 12.1°C | 67 mm | 59% | 3 m/s | 6.6 |
| 2014 | 34.7°C | 27.3°C | 19.8°C | 38.9°C | 16.2°C | 38 mm | 47% | 3.1 m/s | 6.5 |
| 2013 | 34.2°C | 27.2°C | 20.1°C | 39.9°C | 17.0°C | 50 mm | 50% | 3.1 m/s | 6.7 |
| 2012 | 34.9°C | 27.5°C | 20.2°C | 42.4°C | 15.0°C | 39 mm | 42% | 2.9 m/s | 6.9 |
| 2011 🔥 | 38.6°C | 31.0°C | 23.4°C | 41.5°C | 20.8°C | 17 mm | 33% | 3 m/s | 6.5 |
| 2010 | 34.4°C | 27.3°C | 20.2°C | 39.0°C | 11.9°C | 61 mm | 49% | 3.2 m/s | 6.8 |
| 2009 | 33.2°C | 26.4°C | 19.5°C | 38.7°C | 13.9°C | 81 mm | 51% | 3.3 m/s | 6.9 |
| 2008 | 31.1°C | 24.9°C | 18.8°C | 38.0°C | 14.4°C | 114 mm | 59% | 2.9 m/s | 6 |
| 2007 | 33.9°C | 27.1°C | 20.3°C | 39.9°C | 17.8°C | 46 mm | 56% | 3.6 m/s | 6.5 |
| 2006 | 30.8°C | 25.3°C | 19.9°C | 37.6°C | 12.7°C | 144 mm | 62% | 2.8 m/s | 6 |
| 2005 | 31.3°C | 25.0°C | 18.7°C | 36.4°C | 15.5°C | 108 mm | 61% | 2.8 m/s | 6.1 |
| 2004 | 30.2°C | 24.0°C | 17.8°C | 36.6°C | 13.6°C | 72 mm | 59% | 3.1 m/s | 6.3 |
| 2003 | 34.8°C | 28.0°C | 21.1°C | 41.3°C | 13.5°C | 56 mm | 44% | 3.2 m/s | 6.3 |
| 2002 | 33.9°C | 27.1°C | 20.4°C | 39.1°C | 14.2°C | 97 mm | 51% | 3.6 m/s | 6.5 |
| 2001 | 33.1°C | 26.6°C | 20.1°C | 38.4°C | 15.8°C | 81 mm | 52% | 2.8 m/s | 6.4 |
| 2000 | 36.8°C | 29.2°C | 21.6°C | 39.6°C | 18.4°C | 4 mm | 33% | 3.8 m/s | 6.9 |
| 1999 | 34.6°C | 27.5°C | 20.4°C | 38.3°C | 17.6°C | 55 mm | 47% | 2.7 m/s | 6.7 |
| 1998 | 33.0°C | 26.1°C | 19.2°C | 37.8°C | 15.4°C | 52 mm | 50% | 2.8 m/s | 6.6 |
| 1997 | 32.1°C | 25.4°C | 18.6°C | 36.4°C | 13.6°C | 96 mm | 58% | 2.7 m/s | 6.3 |
| 1996 | 30.9°C | 24.9°C | 18.8°C | 37.5°C | 14.7°C | 108 mm | 60% | 2.7 m/s | 6.1 |
| 1995 | 33.8°C | 27.0°C | 20.3°C | 37.3°C | 15.6°C | 41 mm | 51% | 3.5 m/s | 6.5 |
| 1994 | 33.1°C | 26.1°C | 19.1°C | 39.7°C | 14.3°C | 56 mm | 49% | 2.9 m/s | 6.4 |
| 1993 | 32.8°C | 26.3°C | 19.7°C | 37.0°C | 11.7°C | 76 mm | 52% | 3.4 m/s | 6.3 |
| 1992 | 30.5°C | 23.8°C | 17.0°C | 37.8°C | 11.6°C | 88 mm | 59% | 3 m/s | 6.1 |
| 1991 | 31.3°C | 24.9°C | 18.5°C | 35.9°C | 14.6°C | 68 mm | 57% | 2.9 m/s | 6.2 |
| 1990 | 32.8°C | 25.6°C | 18.4°C | 37.6°C | 14.0°C | 56 mm | 50% | 3.2 m/s | 6.6 |
| 1989 | 31.2°C | 25.0°C | 18.8°C | 40.0°C | 14.2°C | 97 mm | 58% | 3.2 m/s | 6.1 |
| 1988 | 31.9°C | 25.7°C | 19.6°C | 36.8°C | 12.7°C | 70 mm | 53% | 3.1 m/s | 6.1 |
| 1987 | 31.5°C | 25.1°C | 18.7°C | 37.3°C | 12.0°C | 113 mm | 58% | 2.9 m/s | 6.1 |
| 1986 | 30.2°C | 24.4°C | 18.5°C | 37.6°C | 12.8°C | 163 mm | 62% | 2.9 m/s | 6.2 |
| 1985 | 34.0°C | 27.1°C | 20.2°C | 38.7°C | 17.2°C | 35 mm | 48% | 3.3 m/s | 6.5 |
| 1984 | 30.9°C | 25.0°C | 19.2°C | 37.1°C | 15.8°C | 87 mm | 58% | 2.5 m/s | 5.8 |
| 1983 | 35.6°C | 28.5°C | 21.3°C | 38.3°C | 19.0°C | 16 mm | 41% | 2.8 m/s | — |
| 1982 | 33.5°C | 27.0°C | 20.5°C | 39.1°C | 17.7°C | 23 mm | 51% | 3 m/s | — |
| 1981 | 29.9°C | 24.0°C | 18.1°C | 36.6°C | 13.9°C | 153 mm | 61% | 2.7 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 33.2°C with lows near 19.8°C (mean 26.5°C), based on 45 years of NASA POWER data.
August averages 71 mm of rainfall in Amarillo, a relatively wet time of year. The wettest on record was 179 mm in 2017.
The hottest August reached 42.4°C in 2012. The coldest dipped to 11.6°C in 1992.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.8°C. Daytime highs moved from 32.8°C to 35.2°C and overnight lows from 19.9°C to 21.1°C over the same span.
August is one of the warmer months of the year in Amarillo and a relatively wet time of year, so plan for around 33.2°C daytime highs and 19.8°C at night.
Not quite — August is the 11th coolest month in Amarillo, averaging 26.5°C.
For August in Amarillo, pack light, breathable clothing and sun protection, with typical highs of 33.2°C and lows of 19.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 52% — relatively dry.
Average wind speed in August is 3 m/s. The windiest August on record averaged 3.8 m/s (2000).
The wettest August on record was 2017 with 179 mm. On average, August sees 71 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 Amarillo behaves each August, 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 August specifically, along with year-by-year records and how the month has changed over the decades.
