May is one of the warmer months of the year in Eagle Pass, with average highs near 34.5°C and lows around 20.2°C (mean 27.4°C). It is a relatively wet time of year, averaging 71 mm of rainfall and 57% relative humidity across the period.
May is one of the warmer months of the year in Eagle Pass. Across 45 years of records, the warmest May in Eagle Pass was 2024 — when the month averaged 31.6°C — while the coldest was 1992 at 24°C. Typical May days reach 34.5°C with nights near 20.2°C. The long-term trend is warming, about 0.4°C per decade.
May is a relatively wet time of year in Eagle Pass, averaging 71 mm of rainfall. The wettest May on record was 2015 with 196 mm, while the driest was 1998 at 3 mm.
Relative humidity in Eagle Pass during May averages 57%. The most humid May was 1987 at 74%, and the least humid was 1998 at 37%.
May receives about 6.2 kWh/m²/day of solar energy in Eagle Pass. The sunniest May was 2006 at 7 kWh/m²/day, and the cloudiest was 2015 at 5.2.
Average wind speed in Eagle Pass during May is 3.3 m/s. The windiest May was 2002 at 3.8 m/s, while the calmest was 1987 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.5°C | 27.2°C | 27.8°C | 27.0°C | 28.6°C | +2.1°C |
| Avg High | 33.7°C | 34.5°C | 35.1°C | 34.0°C | 35.6°C | +1.9°C |
| Avg Low | 19.4°C | 20.0°C | 20.6°C | 20.0°C | 21.5°C | +2.1°C |
| Avg Rain | 76 mm | 64 mm | 58 mm | 86 mm | 71 mm | -5 mm |
May temperatures in Eagle Pass have risen by about 2.2°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 8.3°C (2013) to a record high of 44.6°C (2024).
Rainfall in May is a relatively wet time of year, averaging 71 mm, with a wettest year of 196 mm.
A good time to visit Eagle Pass
May is a good time to visit Eagle Pass, with days averaging 34.5°C and nights around 20.2°C (mean 27.4°C, warmer than Eagle Pass's yearly average) and moderate rainfall. October and April are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 36.5°C | 28.9°C | 21.3°C | 42.3°C | 14.4°C | 75 mm | 51% | 3 m/s | 6.5 |
| 2024 🔥 | 39.1°C | 31.6°C | 24.0°C | 44.6°C | 19.1°C | 37 mm | 50% | 3.2 m/s | 5.6 |
| 2023 | 32.1°C | 26.3°C | 20.4°C | 40.5°C | 14.9°C | 126 mm | 70% | 2.6 m/s | 5.5 |
| 2022 | 37.6°C | 30.0°C | 22.4°C | 43.1°C | 17.1°C | 51 mm | 54% | 3.5 m/s | 6.3 |
| 2021 | 33.2°C | 26.5°C | 19.8°C | 38.6°C | 14.6°C | 77 mm | 63% | 3.6 m/s | 6.1 |
| 2020 | 35.3°C | 28.2°C | 21.1°C | 41.5°C | 16.9°C | 60 mm | 56% | 3.3 m/s | 6.3 |
| 2019 | 33.4°C | 27.1°C | 20.7°C | 38.7°C | 14.1°C | 80 mm | 65% | 3.6 m/s | 5.5 |
| 2018 | 36.7°C | 29.1°C | 21.6°C | 42.5°C | 15.9°C | 32 mm | 50% | 3.6 m/s | 6.8 |
| 2017 | 34.1°C | 26.9°C | 19.7°C | 38.6°C | 13.1°C | 77 mm | 54% | 3.3 m/s | 5.9 |
| 2016 | 32.9°C | 26.6°C | 20.2°C | 39.3°C | 13.1°C | 61 mm | 64% | 3.3 m/s | 5.4 |
| 2015 🌧️ | 31.8°C | 26.1°C | 20.5°C | 40.3°C | 12.1°C | 196 mm | 73% | 3.5 m/s | 5.2 |
| 2014 | 34.2°C | 26.6°C | 18.9°C | 40.7°C | 11.1°C | 65 mm | 50% | 3.5 m/s | 6.5 |
| 2013 | 33.7°C | 26.4°C | 19.1°C | 42.1°C | 8.3°C | 65 mm | 55% | 3.4 m/s | 6.1 |
| 2012 | 33.2°C | 26.2°C | 19.2°C | 39.3°C | 15.0°C | 124 mm | 64% | 2.9 m/s | 6.3 |
| 2011 | 36.7°C | 28.6°C | 20.4°C | 43.1°C | 9.9°C | 17 mm | 43% | 3.5 m/s | 6.5 |
| 2010 | 33.3°C | 26.5°C | 19.7°C | 38.1°C | 12.9°C | 145 mm | 63% | 3.3 m/s | 6 |
| 2009 | 34.8°C | 27.8°C | 20.9°C | 42.9°C | 14.3°C | 30 mm | 54% | 3 m/s | 6.2 |
| 2008 | 35.6°C | 27.9°C | 20.2°C | 42.5°C | 14.6°C | 69 mm | 49% | 3.1 m/s | 6.6 |
| 2007 | 30.9°C | 25.2°C | 19.4°C | 36.9°C | 16.2°C | 151 mm | 71% | 2.9 m/s | 5.7 |
| 2006 | 36.2°C | 28.3°C | 20.5°C | 40.2°C | 15.2°C | 36 mm | 50% | 3.5 m/s | 7 |
| 2005 | 33.7°C | 26.8°C | 20.0°C | 40.9°C | 13.2°C | 62 mm | 57% | 3.2 m/s | 5.7 |
| 2004 | 32.7°C | 25.9°C | 19.2°C | 40.7°C | 9.6°C | 47 mm | 66% | 3.4 m/s | 5.9 |
| 2003 | 37.4°C | 30.0°C | 22.6°C | 43.4°C | 19.9°C | 77 mm | 50% | 3 m/s | 5.9 |
| 2002 | 35.8°C | 28.4°C | 21.1°C | 43.1°C | 13.0°C | 46 mm | 51% | 3.8 m/s | 6.2 |
| 2001 | 36.3°C | 28.4°C | 20.5°C | 43.2°C | 14.9°C | 35 mm | 52% | 3.5 m/s | 6.9 |
| 2000 | 37.2°C | 29.6°C | 22.0°C | 44.4°C | 16.0°C | 23 mm | 52% | 3.7 m/s | 6.6 |
| 1999 | 35.5°C | 28.0°C | 20.6°C | 41.0°C | 13.4°C | 38 mm | 56% | 3.4 m/s | 6.3 |
| 1998 | 39.5°C | 30.6°C | 21.8°C | 43.7°C | 17.1°C | 3 mm | 37% | 3.1 m/s | 6.9 |
| 1997 | 31.8°C | 25.0°C | 18.2°C | 39.1°C | 13.4°C | 81 mm | 66% | 2.7 m/s | 6.3 |
| 1996 | 36.7°C | 29.2°C | 21.6°C | 41.0°C | 13.3°C | 56 mm | 53% | 3.7 m/s | 6.6 |
| 1995 | 35.5°C | 28.0°C | 20.5°C | 43.5°C | 16.4°C | 102 mm | 51% | 3.4 m/s | 6.1 |
| 1994 | 33.7°C | 26.9°C | 20.2°C | 40.4°C | 12.1°C | 36 mm | 63% | 3.2 m/s | 6.2 |
| 1993 | 33.2°C | 25.7°C | 18.2°C | 38.4°C | 12.7°C | 72 mm | 56% | 2.9 m/s | 6.6 |
| 1992 ❄️ | 30.0°C | 24.0°C | 18.1°C | 37.4°C | 11.2°C | 127 mm | 73% | 2.8 m/s | 5.8 |
| 1991 | 35.6°C | 28.2°C | 20.8°C | 40.2°C | 13.2°C | 47 mm | 57% | 3.4 m/s | 6.4 |
| 1990 | 33.9°C | 26.8°C | 19.6°C | 40.5°C | 12.9°C | 75 mm | 61% | 3 m/s | 5.9 |
| 1989 | 37.1°C | 29.0°C | 21.0°C | 43.6°C | 16.1°C | 50 mm | 51% | 3.5 m/s | 6.7 |
| 1988 | 34.2°C | 26.6°C | 19.0°C | 39.0°C | 13.0°C | 46 mm | 48% | 3.5 m/s | 6 |
| 1987 | 30.1°C | 24.5°C | 19.0°C | 35.2°C | 15.0°C | 157 mm | 74% | 2.5 m/s | 5.8 |
| 1986 | 33.3°C | 26.3°C | 19.4°C | 38.3°C | 12.8°C | 108 mm | 60% | 3.2 m/s | 5.8 |
| 1985 | 34.4°C | 27.0°C | 19.5°C | 42.5°C | 14.8°C | 56 mm | 58% | 2.9 m/s | 6.7 |
| 1984 | 35.2°C | 27.3°C | 19.5°C | 43.2°C | 12.9°C | 40 mm | 46% | 3.3 m/s | 6.4 |
| 1983 | 35.3°C | 27.6°C | 19.8°C | 42.3°C | 14.7°C | 40 mm | 48% | 3.5 m/s | — |
| 1982 | 31.7°C | 25.4°C | 19.0°C | 38.4°C | 11.0°C | 106 mm | 68% | 3.5 m/s | — |
| 1981 | 31.8°C | 25.0°C | 18.3°C | 38.9°C | 10.9°C | 79 mm | 67% | 2.9 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 34.5°C with lows near 20.2°C (mean 27.4°C), based on 45 years of NASA POWER data.
May averages 71 mm of rainfall in Eagle Pass, a relatively wet time of year. The wettest on record was 196 mm in 2015.
The hottest May reached 44.6°C in 2024. The coldest dipped to 8.3°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 2.2°C. Daytime highs moved from 33.7°C to 35.7°C and overnight lows from 19.2°C to 21.6°C over the same span.
May is one of the warmer months of the year in Eagle Pass and a relatively wet time of year, so plan for around 34.5°C daytime highs and 20.2°C at night.
Not quite — May is the 8th coolest month in Eagle Pass, averaging 27.4°C.
For May in Eagle Pass, pack light, breathable clothing and sun protection, with typical highs of 34.5°C and lows of 20.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 57% — moderately humid.
Average wind speed in May is 3.3 m/s. The windiest May on record averaged 3.8 m/s (2002).
The wettest May on record was 2015 with 196 mm. On average, May 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 Eagle Pass behaves each May, 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 May specifically, along with year-by-year records and how the month has changed over the decades.
