August is one of the warmer months of the year in Eagle Pass, with average highs near 37.5°C and lows around 24.9°C (mean 31.2°C). It is about average for rainfall, averaging 45 mm of rainfall and 52% relative humidity across the period.
August is one of the warmer months of the year in Eagle Pass. Across 45 years of records, the warmest August in Eagle Pass was 2019 — when the month averaged 33.9°C — while the coldest was 2007 at 28.7°C. Typical August days reach 37.5°C with nights near 24.9°C. The long-term trend is warming, about 0.4°C per decade.
August is about average for rainfall in Eagle Pass, averaging 45 mm of rainfall. The wettest August on record was 1998 with 231 mm, while the driest was 1985 at 2 mm.
Relative humidity in Eagle Pass during August averages 52%. The most humid August was 2007 at 71%, and the least humid was 2009 at 39%.
August receives about 6.6 kWh/m²/day of solar energy in Eagle Pass. The sunniest August was 2011 at 7.2 kWh/m²/day, and the cloudiest was 2008 at 5.7.
Average wind speed in Eagle Pass during August is 3.1 m/s. The windiest August was 1993 at 3.8 m/s, while the calmest was 2004 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.9°C | 30.6°C | 30.6°C | 31.9°C | 32.4°C | +1.5°C |
| Avg High | 37.4°C | 36.8°C | 36.7°C | 38.3°C | 38.7°C | +1.3°C |
| Avg Low | 24.5°C | 24.5°C | 24.6°C | 25.4°C | 26.0°C | +1.5°C |
| Avg Rain | 29 mm | 60 mm | 49 mm | 35 mm | 54 mm | +25 mm |
August temperatures in Eagle Pass have risen by about 1.2°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 18.9°C (1990) to a record high of 45.1°C (2024).
Rainfall in August is about average for rainfall, averaging 45 mm, with a wettest year of 231 mm.
A quieter season to visit Eagle Pass
If your dates are flexible, the more temperate months of October and April tend to be the most comfortable for visiting Eagle Pass. That said, August — with days averaging 37.5°C and nights around 24.9°C (mean 31.2°C) and moderate rainfall (45 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 39.8°C | 33.2°C | 26.5°C | 42.7°C | 24.5°C | 16 mm | 44% | 2.9 m/s | 6.8 |
| 2024 | 39.9°C | 33.4°C | 27.0°C | 45.1°C | 23.6°C | 28 mm | 45% | 3.1 m/s | 6.9 |
| 2023 | 40.5°C | 33.6°C | 26.8°C | 43.6°C | 23.2°C | 70 mm | 44% | 2.9 m/s | 7.1 |
| 2022 | 35.6°C | 30.5°C | 25.3°C | 41.5°C | 23.2°C | 158 mm | 61% | 2.9 m/s | 6 |
| 2021 | 36.5°C | 30.6°C | 24.7°C | 40.5°C | 22.9°C | 42 mm | 58% | 3 m/s | 6.6 |
| 2020 | 39.9°C | 32.8°C | 25.8°C | 42.6°C | 23.6°C | 9 mm | 44% | 3.2 m/s | 7.1 |
| 2019 🔥 | 40.5°C | 33.9°C | 27.3°C | 43.4°C | 26.0°C | 3 mm | 43% | 3.3 m/s | 7 |
| 2018 | 37.2°C | 30.9°C | 24.6°C | 40.1°C | 22.8°C | 43 mm | 53% | 3.1 m/s | 6.7 |
| 2017 | 37.5°C | 31.3°C | 25.2°C | 40.4°C | 20.3°C | 32 mm | 50% | 3.2 m/s | 6.5 |
| 2016 | 34.5°C | 29.3°C | 24.1°C | 40.6°C | 20.8°C | 177 mm | 66% | 3.1 m/s | 6.2 |
| 2015 | 39.4°C | 32.5°C | 25.5°C | 41.9°C | 21.7°C | 10 mm | 44% | 3 m/s | 7 |
| 2014 | 38.1°C | 31.6°C | 25.0°C | 40.4°C | 21.8°C | 28 mm | 49% | 2.9 m/s | 6.7 |
| 2013 | 38.3°C | 31.8°C | 25.2°C | 41.6°C | 22.5°C | 17 mm | 46% | 3 m/s | 6.8 |
| 2012 | 39.3°C | 32.6°C | 25.8°C | 42.2°C | 22.7°C | 9 mm | 42% | 3.2 m/s | 6.9 |
| 2011 | 39.8°C | 33.1°C | 26.4°C | 44.0°C | 24.8°C | 23 mm | 44% | 3.1 m/s | 7.2 |
| 2010 | 38.2°C | 31.6°C | 24.9°C | 41.8°C | 21.1°C | 10 mm | 52% | 3 m/s | 6.9 |
| 2009 | 39.5°C | 32.8°C | 26.1°C | 41.6°C | 23.9°C | 5 mm | 39% | 3.5 m/s | 6.9 |
| 2008 | 34.8°C | 29.5°C | 24.2°C | 41.8°C | 21.5°C | 185 mm | 62% | 2.7 m/s | 5.7 |
| 2007 ❄️ | 34.1°C | 28.7°C | 23.3°C | 36.8°C | 20.7°C | 19 mm | 71% | 3 m/s | 6.4 |
| 2006 | 36.3°C | 30.7°C | 25.1°C | 40.3°C | 23.0°C | 45 mm | 55% | 3.1 m/s | 6.6 |
| 2005 | 36.0°C | 30.1°C | 24.2°C | 40.7°C | 21.2°C | 60 mm | 58% | 2.7 m/s | 6.4 |
| 2004 | 35.0°C | 29.2°C | 23.4°C | 40.9°C | 19.1°C | 90 mm | 61% | 2.6 m/s | 6.2 |
| 2003 | 36.3°C | 30.1°C | 23.9°C | 43.2°C | 20.9°C | 41 mm | 58% | 2.8 m/s | 6.4 |
| 2002 | 37.7°C | 31.0°C | 24.3°C | 43.4°C | 22.3°C | 9 mm | 56% | 3.4 m/s | 6.6 |
| 2001 | 38.6°C | 32.2°C | 25.9°C | 42.2°C | 22.8°C | 30 mm | 47% | 3.6 m/s | 6.7 |
| 2000 | 38.2°C | 31.7°C | 25.3°C | 40.7°C | 23.3°C | 3 mm | 44% | 3.6 m/s | 6.9 |
| 1999 | 37.5°C | 31.4°C | 25.3°C | 41.6°C | 22.4°C | 116 mm | 51% | 2.9 m/s | 6.7 |
| 1998 🌧️ | 34.2°C | 29.2°C | 24.2°C | 41.4°C | 20.3°C | 231 mm | 66% | 2.7 m/s | 5.9 |
| 1997 | 39.0°C | 32.1°C | 25.3°C | 41.5°C | 23.5°C | 9 mm | 45% | 3.3 m/s | 6.9 |
| 1996 | 35.4°C | 29.8°C | 24.2°C | 41.2°C | 21.6°C | 109 mm | 57% | 3 m/s | 6.1 |
| 1995 | 36.8°C | 31.1°C | 25.5°C | 40.6°C | 23.3°C | 29 mm | 53% | 3.2 m/s | 6.3 |
| 1994 | 37.8°C | 31.3°C | 24.8°C | 41.4°C | 22.7°C | 9 mm | 48% | 3.4 m/s | 6.8 |
| 1993 | 38.2°C | 31.7°C | 25.2°C | 40.8°C | 23.0°C | 28 mm | 45% | 3.8 m/s | 6.8 |
| 1992 | 35.4°C | 29.0°C | 22.5°C | 37.7°C | 19.4°C | 21 mm | 59% | 2.8 m/s | 6.5 |
| 1991 | 37.9°C | 31.4°C | 24.9°C | 41.0°C | 22.8°C | 29 mm | 47% | 3.1 m/s | 6.7 |
| 1990 | 35.6°C | 29.1°C | 22.6°C | 39.4°C | 18.9°C | 25 mm | 60% | 2.9 m/s | 6.6 |
| 1989 | 37.2°C | 30.5°C | 23.9°C | 40.3°C | 20.2°C | 27 mm | 50% | 3.7 m/s | 6.4 |
| 1988 | 36.6°C | 30.4°C | 24.1°C | 40.5°C | 21.7°C | 35 mm | 56% | 2.8 m/s | 5.9 |
| 1987 | 37.5°C | 30.9°C | 24.3°C | 41.4°C | 21.0°C | 60 mm | 52% | 3.4 m/s | 6.7 |
| 1986 | 37.3°C | 31.0°C | 24.7°C | 42.7°C | 21.2°C | 34 mm | 48% | 3.3 m/s | 6.3 |
| 1985 | 39.1°C | 32.3°C | 25.5°C | 41.2°C | 23.6°C | 2 mm | 41% | 3.4 m/s | 7 |
| 1984 | 37.7°C | 31.1°C | 24.4°C | 41.0°C | 21.5°C | 9 mm | 45% | 3.6 m/s | 6.6 |
| 1983 | 36.5°C | 30.5°C | 24.6°C | 40.0°C | 22.4°C | 31 mm | 53% | 2.9 m/s | — |
| 1982 | 38.5°C | 31.8°C | 25.1°C | 40.9°C | 22.8°C | 13 mm | 44% | 3.5 m/s | — |
| 1981 | 36.3°C | 29.9°C | 23.5°C | 39.8°C | 21.0°C | 52 mm | 57% | 3 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 37.5°C with lows near 24.9°C (mean 31.2°C), based on 45 years of NASA POWER data.
August averages 45 mm of rainfall in Eagle Pass, about average for rainfall. The wettest on record was 231 mm in 1998.
The hottest August reached 45.1°C in 2024. The coldest dipped to 18.9°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.2°C. Daytime highs moved from 37.6°C to 38.5°C and overnight lows from 24.6°C to 26.1°C over the same span.
August is one of the warmer months of the year in Eagle Pass and about average for rainfall, so plan for around 37.5°C daytime highs and 24.9°C at night.
Not quite — August is the 12th coolest month in Eagle Pass, averaging 31.2°C.
For August in Eagle Pass, pack light, breathable clothing and sun protection, with typical highs of 37.5°C and lows of 24.9°C.
Relative humidity in August averages 52% — relatively dry.
Average wind speed in August is 3.1 m/s. The windiest August on record averaged 3.8 m/s (1993).
The wettest August on record was 1998 with 231 mm. On average, August sees 45 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 Eagle Pass 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.
