July is one of the warmer months of the year in Amarillo, with average highs near 34.3°C and lows around 20.3°C (mean 27.3°C). It is a relatively wet time of year, averaging 65 mm of rainfall and 49% relative humidity across the period.
July is one of the warmer months of the year in Amarillo. Across 45 years of records, the warmest July in Amarillo was 2011 — when the month averaged 31°C — while the coldest was 1988 at 25.1°C. Typical July days reach 34.3°C with nights near 20.3°C. The long-term trend is warming, about 0.4°C per decade.
July is a relatively wet time of year in Amarillo, averaging 65 mm of rainfall. The wettest July on record was 2015 with 169 mm, while the driest was 2003 at 5 mm.
Relative humidity in Amarillo during July averages 49%. The most humid July was 2010 at 64%, and the least humid was 2011 at 33%.
July receives about 7.3 kWh/m²/day of solar energy in Amarillo. The sunniest July was 2003 at 7.9 kWh/m²/day, and the cloudiest were 2010, 2013 and 2014, among others at 6.9.
Average wind speed in Amarillo during July is 3.3 m/s. The windiest July was 1987 at 4.1 m/s, while the calmest were 1995 and 2021 at 2.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.7°C | 26.9°C | 27.4°C | 27.7°C | 28.4°C | +1.7°C |
| Avg High | 33.7°C | 33.8°C | 34.5°C | 34.5°C | 35.4°C | +1.7°C |
| Avg Low | 19.7°C | 20.0°C | 20.2°C | 20.9°C | 21.3°C | +1.6°C |
| Avg Rain | 59 mm | 84 mm | 44 mm | 70 mm | 69 mm | +10 mm |
July temperatures in Amarillo have risen by about 1.2°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 11.2°C (1990) to a record high of 44.1°C (2022).
Rainfall in July is a relatively wet time of year, averaging 65 mm, with a wettest year of 169 mm.
A good time to visit Amarillo
July is a good time to visit Amarillo, with days averaging 34.3°C and nights around 20.3°C (mean 27.3°C, warmer than Amarillo's yearly average) and moderate rainfall. September and May 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 | 33.5°C | 27.0°C | 20.5°C | 38.6°C | 18.4°C | 85 mm | 58% | 2.9 m/s | 7.1 |
| 2024 | 35.2°C | 28.0°C | 20.8°C | 41.0°C | 16.2°C | 46 mm | 46% | 3.4 m/s | 7.3 |
| 2023 | 36.3°C | 28.9°C | 21.4°C | 41.6°C | 18.2°C | 60 mm | 47% | 3.4 m/s | 7.5 |
| 2022 | 38.2°C | 30.7°C | 23.2°C | 44.1°C | 20.7°C | 60 mm | 37% | 3.1 m/s | 7.2 |
| 2021 | 32.7°C | 26.3°C | 20.0°C | 38.0°C | 16.9°C | 89 mm | 58% | 2.8 m/s | 7.2 |
| 2020 | 36.7°C | 29.2°C | 21.7°C | 43.7°C | 17.2°C | 74 mm | 46% | 3.2 m/s | 7.5 |
| 2019 | 35.5°C | 28.1°C | 20.7°C | 40.7°C | 17.4°C | 41 mm | 46% | 3.4 m/s | 7.5 |
| 2018 | 34.4°C | 27.6°C | 20.8°C | 41.5°C | 14.8°C | 47 mm | 47% | 3 m/s | 7.2 |
| 2017 | 34.6°C | 27.8°C | 21.0°C | 38.1°C | 17.3°C | 80 mm | 49% | 3 m/s | 7.4 |
| 2016 | 37.7°C | 29.9°C | 22.2°C | 42.1°C | 19.5°C | 46 mm | 42% | 3.6 m/s | 7.6 |
| 2015 🌧️ | 32.4°C | 26.2°C | 20.1°C | 37.0°C | 13.1°C | 169 mm | 62% | 3.1 m/s | 7.2 |
| 2014 | 32.0°C | 25.7°C | 19.3°C | 39.0°C | 14.6°C | 88 mm | 56% | 3.5 m/s | 6.9 |
| 2013 | 32.4°C | 25.8°C | 19.3°C | 38.4°C | 15.0°C | 86 mm | 51% | 3.6 m/s | 6.9 |
| 2012 | 36.1°C | 28.9°C | 21.6°C | 40.0°C | 17.5°C | 21 mm | 39% | 3.4 m/s | 7.3 |
| 2011 🔥 | 38.3°C | 31.0°C | 23.6°C | 42.0°C | 21.1°C | 16 mm | 33% | 3.4 m/s | 7.2 |
| 2010 | 31.8°C | 25.9°C | 20.0°C | 36.0°C | 16.7°C | 109 mm | 64% | 3.3 m/s | 6.9 |
| 2009 | 34.0°C | 26.9°C | 19.8°C | 40.8°C | 15.0°C | 89 mm | 50% | 3.1 m/s | 7.3 |
| 2008 | 32.6°C | 26.1°C | 19.6°C | 37.6°C | 16.4°C | 57 mm | 53% | 3.5 m/s | 6.9 |
| 2007 | 32.2°C | 25.4°C | 18.7°C | 35.3°C | 16.5°C | 43 mm | 58% | 2.9 m/s | 7.4 |
| 2006 | 35.9°C | 28.8°C | 21.6°C | 40.5°C | 17.1°C | 42 mm | 41% | 3.2 m/s | 6.9 |
| 2005 | 34.2°C | 26.9°C | 19.6°C | 40.3°C | 14.4°C | 47 mm | 50% | 3.4 m/s | 7.7 |
| 2004 | 32.7°C | 25.8°C | 18.9°C | 38.2°C | 14.0°C | 61 mm | 55% | 2.9 m/s | 7.1 |
| 2003 | 36.6°C | 28.6°C | 20.6°C | 40.9°C | 17.8°C | 5 mm | 39% | 3.7 m/s | 7.9 |
| 2002 | 33.3°C | 26.7°C | 20.1°C | 39.2°C | 17.0°C | 56 mm | 54% | 3.4 m/s | 7.1 |
| 2001 | 38.0°C | 30.2°C | 22.5°C | 41.2°C | 19.2°C | 12 mm | 36% | 3.7 m/s | 7.6 |
| 2000 | 35.7°C | 28.3°C | 20.9°C | 40.0°C | 18.2°C | 28 mm | 43% | 3.4 m/s | 7.4 |
| 1999 | 34.1°C | 27.1°C | 20.0°C | 39.8°C | 12.9°C | 58 mm | 49% | 3.6 m/s | 7.6 |
| 1998 | 36.9°C | 29.6°C | 22.3°C | 39.4°C | 20.1°C | 50 mm | 42% | 3.1 m/s | 7.2 |
| 1997 | 34.4°C | 27.1°C | 19.9°C | 40.0°C | 14.9°C | 62 mm | 48% | 3.7 m/s | 7.4 |
| 1996 | 33.3°C | 26.7°C | 20.2°C | 39.4°C | 15.4°C | 142 mm | 54% | 3 m/s | 6.9 |
| 1995 | 34.2°C | 26.8°C | 19.5°C | 41.6°C | 13.6°C | 75 mm | 47% | 2.8 m/s | 7.4 |
| 1994 | 34.4°C | 27.2°C | 20.0°C | 41.5°C | 16.8°C | 103 mm | 47% | 3 m/s | 7.5 |
| 1993 | 33.7°C | 27.4°C | 21.1°C | 39.3°C | 18.4°C | 104 mm | 52% | 4 m/s | 7.4 |
| 1992 | 32.8°C | 25.7°C | 18.7°C | 40.7°C | 14.9°C | 72 mm | 54% | 3.6 m/s | 7.3 |
| 1991 | 31.8°C | 25.4°C | 18.9°C | 37.8°C | 15.2°C | 103 mm | 53% | 3.1 m/s | 6.9 |
| 1990 | 32.2°C | 25.6°C | 19.1°C | 38.0°C | 11.2°C | 73 mm | 49% | 3.5 m/s | 7.1 |
| 1989 | 33.4°C | 26.2°C | 19.1°C | 40.2°C | 15.8°C | 39 mm | 46% | 3 m/s | 7.6 |
| 1988 ❄️ | 31.3°C | 25.1°C | 18.9°C | 37.1°C | 14.4°C | 75 mm | 57% | 3 m/s | 7 |
| 1987 | 33.8°C | 26.4°C | 18.9°C | 38.8°C | 14.4°C | 42 mm | 51% | 4.1 m/s | 7.3 |
| 1986 | 35.0°C | 27.7°C | 20.3°C | 40.0°C | 17.9°C | 35 mm | 43% | 3.8 m/s | 7.5 |
| 1985 | 33.3°C | 26.2°C | 19.2°C | 37.6°C | 16.2°C | 83 mm | 47% | 3 m/s | 7.7 |
| 1984 | 33.3°C | 26.4°C | 19.6°C | 37.6°C | 17.2°C | 39 mm | 46% | 3.2 m/s | 6.9 |
| 1983 | 35.4°C | 27.9°C | 20.4°C | 39.9°C | 16.8°C | 22 mm | 39% | 3.8 m/s | — |
| 1982 | 33.1°C | 26.6°C | 20.0°C | 37.1°C | 16.7°C | 119 mm | 53% | 3.4 m/s | — |
| 1981 | 34.6°C | 27.7°C | 20.9°C | 40.5°C | 17.0°C | 73 mm | 46% | 3.5 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 34.3°C with lows near 20.3°C (mean 27.3°C), based on 45 years of NASA POWER data.
July averages 65 mm of rainfall in Amarillo, a relatively wet time of year. The wettest on record was 169 mm in 2015.
The hottest July reached 44.1°C in 2022. The coldest dipped to 11.2°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.2°C. Daytime highs moved from 33.9°C to 35.2°C and overnight lows from 20°C to 21.2°C over the same span.
July is one of the warmer months of the year in Amarillo and a relatively wet time of year, so plan for around 34.3°C daytime highs and 20.3°C at night.
Not quite — July is the 12th coolest month in Amarillo, averaging 27.3°C.
For July in Amarillo, pack light, breathable clothing and sun protection, with typical highs of 34.3°C and lows of 20.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 49% — relatively dry.
Average wind speed in July is 3.3 m/s. The windiest July on record averaged 4.1 m/s (1987).
The wettest July on record was 2015 with 169 mm. On average, July sees 65 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 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.
