Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's onset brings a minor rise in the average high-temperature, moving from a warm 78.6°F (25.9°C) in April to a still moderately hot 85.5°F (29.7°C). During the month of May, an average low-temperature of 68.5°F (20.3°C) is recorded in Alief, Texas.Heat index
Throughout May, the heat index is appraised at a very hot 96.8°F (36°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.It is essential to grasp that the heat index's numbers are for shade and light wind settings. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.
Humidity
The average relative humidity in May in Alief is 76%.Rainfall
In Alief, in May, during 14.4 rainfall days, 4.33" (110mm) of precipitation is typically accumulated. Throughout the year, there are 178.7 rainfall days, and 35.35" (898mm) of precipitation is accumulated.Snowfall
March through November are months without snowfall.Daylight
In Alief, the average length of the day in May is 13h and 39min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:59 pm. On the last day of May, sunrise is at 6:22 am and sunset at 8:17 pm CDT.
Sunshine
The average sunshine in May in Alief is 9h.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 unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 7 during May translates into these guidelines:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
Is it hot in Alief during May?
What is the average humidity in May in Alief?
How much does it rain in Alief in May?
When it does not snow in Alief?
How many hours of daylight does Alief have in May?
What time are sunrise and sunset in May in Alief?
How long on average sun shines in May in Alief?
What are the months with the highest UV index in Alief?
What is the UV index reading in May in Alief?
Average temperature in May
Alief, TX
- Average high temperature in May: 85.5°F
The warmest month (with the highest average high temperature) is August (93.7°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in May: 68.5°F
The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (45.9°F).
Average pressure in May
Alief, TX
- Average pressure in May: 29.94"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
Alief, TX
- Average wind speed in May: 8mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).
Average humidity in May
Alief, TX
- Average humidity in May: 76%
The months with the highest relative humidity are February and March (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Alief, TX
- Average rainfall in May: 4.33"
The wettest month (with the highest rainfall) is September (4.49").
The driest month (with the least rainfall) is February (1.69").
Average rainfall days in May
Alief, TX
- Average rainfall days in May: 14.4 days
The month with the highest number of rainy days is September (19.7 days).
The month with the least rainy days is January (11.4 days).
Average snowfall in May
Alief, TX
- Average snowfall in May: 0"
The month with the highest snowfall is December (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Alief, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Alief, TX
- Average daylight in May: 13h and 4min
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 0min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in May
Alief, TX
- Average sunshine days in May: 13.9 days
The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is September (8.1 days).
Average UV index in May
Alief, 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
Alief, TX
- Average cloud cover in May: 40
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are August and October (Cloud cover 29).
Average visibility in May
Alief, TX
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Alief, Texas, USA
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