May is one of the warmer months of the year in Corpus Christi, with average highs near 30.7°C and lows around 22.7°C (mean 26.7°C). It is a relatively wet time of year, averaging 86 mm of rainfall and 76% relative humidity across the period.
May is one of the warmer months of the year in Corpus Christi. Across 45 years of records, the warmest May in Corpus Christi was 2024 — when the month averaged 29.5°C — while the coldest was 1992 at 24°C. Typical May days reach 30.7°C with nights near 22.7°C. The long-term trend is warming, about 0.3°C per decade.
May is a relatively wet time of year in Corpus Christi, averaging 86 mm of rainfall. The wettest May on record was 2021 with 240 mm, while the driest was 1998 at 1 mm.
Relative humidity in Corpus Christi during May averages 76%. The most humid May was 2015 at 85%, and the least humid was 1988 at 71%.
May receives about 5.9 kWh/m²/day of solar energy in Corpus Christi. The sunniest May was 2018 at 6.9 kWh/m²/day, and the cloudiest was 2024 at 5.1.
Average wind speed in Corpus Christi during May is 4 m/s. The windiest May was 1996 at 5 m/s, while the calmest was 2023 at 2.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.2°C | 26.4°C | 27.0°C | 26.6°C | 27.7°C | +1.5°C |
| Avg High | 30.4°C | 30.4°C | 31.1°C | 30.5°C | 31.6°C | +1.2°C |
| Avg Low | 22.0°C | 22.4°C | 22.8°C | 22.8°C | 23.9°C | +1.9°C |
| Avg Rain | 89 mm | 91 mm | 64 mm | 88 mm | 108 mm | +19 mm |
May temperatures in Corpus Christi have risen by about 1.8°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 11.7°C (2013) to a record high of 40.4°C (1984).
Rainfall in May is a relatively wet time of year, averaging 86 mm, with a wettest year of 240 mm.
A good time to visit Corpus Christi
May is a good time to visit Corpus Christi, with days averaging 30.7°C and nights around 22.7°C (mean 26.7°C, warmer than Corpus Christi's yearly average) and higher rainfall. April and November 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 | 32.2°C | 28.1°C | 24.0°C | 35.3°C | 18.1°C | 87 mm | 77% | 3.9 m/s | 5.9 |
| 2024 🔥 | 33.4°C | 29.5°C | 25.5°C | 37.1°C | 21.5°C | 48 mm | 79% | 3.9 m/s | 5.1 |
| 2023 | 30.6°C | 26.9°C | 23.3°C | 32.6°C | 18.6°C | 42 mm | 78% | 2.9 m/s | 5.6 |
| 2022 | 32.5°C | 28.4°C | 24.4°C | 35.2°C | 22.6°C | 63 mm | 76% | 4.6 m/s | 6.3 |
| 2021 🌧️ | 29.8°C | 26.3°C | 22.9°C | 33.8°C | 18.7°C | 240 mm | 81% | 4.1 m/s | 5.7 |
| 2020 | 31.0°C | 27.2°C | 23.4°C | 34.7°C | 19.2°C | 169 mm | 77% | 4 m/s | 6.2 |
| 2019 | 30.6°C | 27.2°C | 23.9°C | 35.1°C | 18.0°C | 78 mm | 80% | 4.4 m/s | 5.5 |
| 2018 | 32.2°C | 27.9°C | 23.6°C | 34.7°C | 19.5°C | 39 mm | 72% | 4 m/s | 6.9 |
| 2017 | 30.9°C | 26.8°C | 22.6°C | 34.3°C | 15.6°C | 90 mm | 72% | 4 m/s | 6 |
| 2016 | 30.4°C | 26.9°C | 23.3°C | 33.9°C | 16.3°C | 133 mm | 77% | 3.8 m/s | 5.5 |
| 2015 | 28.8°C | 26.3°C | 23.8°C | 30.4°C | 16.9°C | 224 mm | 85% | 4.3 m/s | 5.3 |
| 2014 | 28.9°C | 24.8°C | 20.6°C | 33.5°C | 14.4°C | 105 mm | 74% | 4.4 m/s | 6.1 |
| 2013 | 29.5°C | 25.5°C | 21.4°C | 33.7°C | 11.7°C | 60 mm | 76% | 4.4 m/s | 5.8 |
| 2012 | 31.4°C | 27.2°C | 23.1°C | 34.4°C | 20.0°C | 69 mm | 74% | 3.9 m/s | 6.6 |
| 2011 | 31.4°C | 27.0°C | 22.6°C | 35.5°C | 15.8°C | 31 mm | 72% | 4.8 m/s | 5.9 |
| 2010 | 30.9°C | 26.7°C | 22.6°C | 34.2°C | 16.2°C | 48 mm | 77% | 4.1 m/s | 6.2 |
| 2009 | 32.0°C | 27.6°C | 23.2°C | 34.9°C | 18.7°C | 38 mm | 72% | 4 m/s | 6.3 |
| 2008 | 32.0°C | 27.5°C | 23.0°C | 36.5°C | 18.4°C | 28 mm | 74% | 4.3 m/s | 5.9 |
| 2007 | 29.2°C | 25.7°C | 22.2°C | 31.5°C | 19.2°C | 105 mm | 78% | 3.7 m/s | 5.5 |
| 2006 | 31.8°C | 27.4°C | 23.0°C | 39.2°C | 17.3°C | 84 mm | 72% | 4.1 m/s | 6.3 |
| 2005 | 30.7°C | 26.3°C | 22.0°C | 34.4°C | 14.9°C | 57 mm | 74% | 3.8 m/s | 6 |
| 2004 | 28.8°C | 25.2°C | 21.7°C | 36.9°C | 12.7°C | 115 mm | 80% | 4.3 m/s | 6 |
| 2003 | 32.6°C | 28.2°C | 23.7°C | 36.7°C | 21.4°C | 5 mm | 76% | 4.1 m/s | 5.9 |
| 2002 | 31.5°C | 27.2°C | 23.0°C | 35.3°C | 17.4°C | 52 mm | 72% | 4.6 m/s | 6.4 |
| 2001 | 31.2°C | 26.9°C | 22.5°C | 35.1°C | 19.2°C | 52 mm | 75% | 4 m/s | 6.6 |
| 2000 | 31.3°C | 27.5°C | 23.8°C | 34.4°C | 19.5°C | 100 mm | 79% | 4.5 m/s | 6.1 |
| 1999 | 31.4°C | 27.2°C | 23.0°C | 37.5°C | 19.1°C | 83 mm | 75% | 4 m/s | 6.1 |
| 1998 | 33.1°C | 27.8°C | 22.4°C | 38.0°C | 17.7°C | 1 mm | 73% | 4 m/s | 6.3 |
| 1997 | 28.3°C | 24.7°C | 21.2°C | 32.4°C | 16.0°C | 145 mm | 83% | 3.1 m/s | 5.8 |
| 1996 | 31.5°C | 27.5°C | 23.4°C | 35.9°C | 17.4°C | 21 mm | 76% | 5 m/s | 6.3 |
| 1995 | 32.0°C | 27.7°C | 23.4°C | 36.2°C | 19.3°C | 65 mm | 74% | 4.3 m/s | 5.7 |
| 1994 | 30.3°C | 26.4°C | 22.5°C | 34.7°C | 15.6°C | 62 mm | 78% | 3.4 m/s | 5.8 |
| 1993 | 28.3°C | 24.4°C | 20.5°C | 31.6°C | 16.5°C | 165 mm | 80% | 3.5 m/s | 5.7 |
| 1992 ❄️ | 27.2°C | 24.0°C | 20.8°C | 30.8°C | 15.3°C | 195 mm | 83% | 3.4 m/s | 5.2 |
| 1991 | 30.6°C | 26.9°C | 23.2°C | 33.5°C | 17.6°C | 128 mm | 80% | 3.7 m/s | 5.4 |
| 1990 | 30.8°C | 26.9°C | 23.1°C | 35.1°C | 16.0°C | 45 mm | 77% | 4.2 m/s | 5.6 |
| 1989 | 33.0°C | 28.1°C | 23.3°C | 37.7°C | 19.4°C | 5 mm | 73% | 4.5 m/s | 6.5 |
| 1988 | 30.3°C | 25.8°C | 21.3°C | 34.6°C | 18.1°C | 30 mm | 71% | 3.7 m/s | 5.6 |
| 1987 | 29.1°C | 25.6°C | 22.0°C | 31.2°C | 18.1°C | 149 mm | 82% | 3.4 m/s | 5.4 |
| 1986 | 30.5°C | 26.3°C | 22.2°C | 32.3°C | 16.7°C | 102 mm | 75% | 3.8 m/s | 5.3 |
| 1985 | 30.4°C | 26.2°C | 22.0°C | 34.0°C | 17.9°C | 121 mm | 76% | 3.3 m/s | 6.2 |
| 1984 | 30.9°C | 26.4°C | 21.9°C | 40.4°C | 16.7°C | 67 mm | 71% | 4 m/s | 5.9 |
| 1983 | 30.3°C | 25.9°C | 21.5°C | 36.0°C | 16.8°C | 51 mm | 75% | 4 m/s | — |
| 1982 | 28.8°C | 25.3°C | 21.9°C | 34.5°C | 15.6°C | 103 mm | 81% | 3.8 m/s | — |
| 1981 | 30.0°C | 26.0°C | 21.9°C | 35.5°C | 16.2°C | 174 mm | 77% | 3.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 30.7°C with lows near 22.7°C (mean 26.7°C), based on 45 years of NASA POWER data.
May averages 86 mm of rainfall in Corpus Christi, a relatively wet time of year. The wettest on record was 240 mm in 2021.
The hottest May reached 40.4°C in 1984. The coldest dipped to 11.7°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 1.8°C. Daytime highs moved from 30.1°C to 31.7°C and overnight lows from 21.8°C to 24°C over the same span.
May is one of the warmer months of the year in Corpus Christi and a relatively wet time of year, so plan for around 30.7°C daytime highs and 22.7°C at night.
Not quite — May is the 8th coolest month in Corpus Christi, averaging 26.7°C.
For May in Corpus Christi, pack light, breathable clothing and sun protection, with typical highs of 30.7°C and lows of 22.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 76% — quite humid.
Average wind speed in May is 4 m/s. The windiest May on record averaged 5 m/s (1996).
The wettest May on record was 2021 with 240 mm. On average, May sees 86 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 Corpus Christi 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.
