May weather forecastCorpus Christi, TX

May
Weather in May
As May arrives in Corpus Christi, the city is firmly in a warm weather pattern. Rising temperatures, relative humidity, and daylight hours are telltale signs of an impending summer. Alongside, it brings increased chances of rain, which is the highest so far in the year. It also records the most considerable rise in sea temperature, adding intensity to the warm weather. The daily high temperature reaches up to 85.6°F (29.8°C) towards the end of the month.Temperature
The arrival of May in Corpus Christi is marked by an average high-temperature of a still warm 85.6°F (29.8°C), bearing a close resemblance to April. Throughout May, the temperature falls to an average low of 72.3°F (22.4°C).Heat index
May's heat index is appraised at a torrid 96.8°F (36°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
With an average relative humidity of 76%, May is the most humid month.Rainfall
In Corpus Christi, during May, the rain falls for 11.3 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Corpus Christi, Texas, during the entire year, the rain falls for 120.1 days and collects up to 13.27" (337mm) of precipitation.Snowfall
In Corpus Christi, snow does not fall in January, March through November.Ocean temperature
In Corpus Christi, in May, the average water temperature is 77.9°F (25.5°C).Note: Surface water temperatures ranging from 77°F (25°C) to 84.2°F (29°C) are seen as ideal and highly pleasant for extended enjoyment in all water activities.
Daylight
In Corpus Christi, the average length of the day in May is 13h and 32min.On the first day of May, sunrise is at 6:49 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:20 pm CDT.
Sunshine
In May, the average sunshine is 9.6h.UV index
The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: In May, the average maximum UV index of 7 translates into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be attentive! The UV exposure is heightened with reflections from sand and water.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Corpus Christi, TX
- Average high temperature in May: 85.6°F
The warmest month (with the highest average high temperature) is August (94.1°F).
The month with the lowest average high temperature is January (64.6°F).
- Average low temperature in May: 72.3°F
The month with the highest average low temperature is August (79.3°F).
The coldest month (with the lowest average low temperature) is January (50.9°F).
Average pressure in May
Corpus Christi, TX
- Average pressure in May: 29.89"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in May
Corpus Christi, TX
- Average wind speed in May: 11.5mph
The windiest month (with the highest average wind speed) is May (11.5mph).
The calmest month (with the lowest average wind speed) is September (8.6mph).
Average humidity in May
Corpus Christi, TX
- Average humidity in May: 76%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (67%).
Average rainfall in May
Corpus Christi, TX
- Average rainfall in May: 1.18"
The wettest month (with the highest rainfall) is September (2.05").
The driest month (with the least rainfall) is February (0.63").
Average rainfall days in May
Corpus Christi, TX
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is September (15 days).
The months with the least rainy days are July and August (7.3 days).
Average snowfall days in May
Corpus Christi, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in May
Corpus Christi, TX
- Average sea temperature in May: 77.9°F
The best month for swimming (with the highest average sea temperature) is August (86.1°F).
The coldest month (with the lowest average sea temperature) is February (61.3°F).
Average daylight in May /
Average sunshine in May
Corpus Christi, TX
- Average daylight in May: 13h and 30min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in May: 9h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in May
Corpus Christi, TX
- Average sunshine days in May: 16.4 days
The month with the most sunshine days is July (22.5 days).
The month with the least sunshine days is September (12.6 days).
Average UV index in May
Corpus Christi, TX
- Average UV index in May: 7
The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Corpus Christi, TX
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in May
Corpus Christi, TX
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





