May weather forecastNassau Bay, TX
May
Weather in May
May, the last month of the spring in Nassau Bay, is another warm month, with temperature in the range of an average low of 72°F (22.2°C) and an average high of 82.2°F (27.9°C).Temperature
May's onset is marked by a subtle temperature increase, moving from 76.1°F (24.5°C) in April to a still warm 82.2°F (27.9°C). Nassau Bay's average low-temperature in May is measured at an agreeable 72°F (22.2°C).Heat index
Throughout May, the heat index is calculated to be a tropical 87.8°F (31°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
In May, the average relative humidity in Nassau Bay is 76%.Rainfall
In Nassau Bay, in May, it is raining for 9.5 days, with typically 1.22" (31mm) of accumulated precipitation. In Nassau Bay, during the entire year, the rain falls for 122.9 days and collects up to 9.72" (247mm) of precipitation.Snowfall
February through August, October and November are months without snowfall.Daylight
In May, the average length of the day is 13h and 38min.On the first day of May, sunrise is at 6:37 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:15 pm CDT.
Sunshine
The average sunshine in May is 9.8h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 7 during May translates into the following directions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Nassau Bay, TX
- Average high temperature in May: 82.2°F
The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is January (60.4°F).
- Average low temperature in May: 72°F
The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).
Average pressure in May
Nassau Bay, TX
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Nassau Bay, TX
- Average wind speed in May: 10.1mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).
Average humidity in May
Nassau Bay, TX
- Average humidity in May: 76%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Nassau Bay, TX
- Average rainfall in May: 1.22"
The wettest month (with the highest rainfall) is September (1.5").
The driest months (with the least rainfall) are February and March (0.31").
Average rainfall days in May
Nassau Bay, TX
- Average rainfall days in May: 9.5 days
The month with the highest number of rainy days is September (15.9 days).
The month with the least rainy days is February (6.3 days).
Average snowfall days in May
Nassau Bay, TX
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January, September and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, October and November (0 days).
Average daylight in May /
Average sunshine in May
Nassau Bay, TX
- Average daylight in May: 13h and 36min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in May: 9h and 48min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in May
Nassau Bay, TX
- Average sunshine days in May: 18.9 days
The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is September (10.3 days).
Average UV index in May
Nassau Bay, TX
- Average UV index in May: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in May
Nassau Bay, TX
- Average cloud cover in May: 35
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in May
Nassau Bay, 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).





