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
Dean's transition into May is noticed by a slight rise in the average high-temperature, advancing from a warm 75°F (23.9°C) in April to a still moderately hot 82.9°F (28.3°C). An average minimum temperature of 62.4°F (16.9°C) is recorded in Dean during the month of May.Heat index
The heat index value for May is calculated to be a tropical 87.8°F (31°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. 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 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
The most humid month is May, with an average relative humidity of 67%.Rainfall
May is the month with the most rainfall. Rain falls for 13.3 days and accumulates 3.43" (87mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in May is 13h and 56min.On the first day of May, sunrise is at 6:43 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:39 pm CDT.
Sunshine
The average sunshine in May is 9.6h.UV index
In May, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 7 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in May?
What is the most humid month in Dean?
What is the average humidity in May in Dean?
What is the rainiest month?
How much does it rain in May?
When it does not snow?
Does it snow in May?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Dean have in May?
How high is the UV index in May?
Average temperature in May
Dean, TX
- Average high temperature in May: 82.9°F
The warmest month (with the highest average high temperature) is August (97.3°F).
The month with the lowest average high temperature is December (53.2°F).
- Average low temperature in May: 62.4°F
The month with the highest average low temperature is July (75.9°F).
The coldest month (with the lowest average low temperature) is January (36°F).
Average pressure in May
Dean, TX
- Average pressure in May: 29.89"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in May
Dean, TX
- Average wind speed in May: 10.6mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is September (8.1mph).
Average humidity in May
Dean, TX
- Average humidity in May: 67%
The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is August (50%).
Average rainfall in May
Dean, TX
- Average rainfall in May: 3.43"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in May
Dean, TX
- Average rainfall days in May: 13.3 days
The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in May
Dean, TX
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Dean, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in May /
Average sunshine in May
Dean, TX
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in May
Dean, TX
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is May (15.8 days).
Average UV index in May
Dean, 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 2).
Average cloud cover in May
Dean, TX
- Average cloud cover in May: 30
The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in May
Dean, 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).
Dean, Texas, USA
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