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
The arrival of May brings a soft temperature shift, with the average high-temperature nudging from a pleasant 72.7°F (22.6°C) in April to a warm 80.6°F (27°C). In the month of May, McLean witnesses a marked temperature drop at night, averaging a low of 58.8°F (14.9°C).Heat index
In May, the average heat index is computed to be 82.4°F (28°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
In May, the average relative humidity in McLean, Texas, is 55%.Rainfall
The month with the most rainfall in McLean is May, when the rain falls for 10.7 days and typically aggregates up to 2.56" (65mm) of precipitation.Snowfall
In McLean, Texas, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 2min.On the first day of May, sunrise is at 6:50 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 8:51 pm CDT.
Sunshine
In McLean, the average sunshine in May is 10.4h.UV index
In May, the average daily maximum UV index is 6. 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 average daily UV index of 6 in May transforms into the following instructions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What are the temperatures in McLean in May?
What is the average humidity in May in McLean?
What is the rainiest month in McLean?
How many days does it rain in May in McLean?
When it does not snow in McLean?
Does it snow in McLean in May?
What is the average length of the day in May in McLean?
When are sunrise and sunset in May in McLean?
How long on average sun shines in May in McLean?
How high is the UV index in May in McLean?
Average temperature in May
McLean, TX
- Average high temperature in May: 80.6°F
The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (50°F).
- Average low temperature in May: 58.8°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in May
McLean, TX
- Average pressure in May: 29.88"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in May
McLean, TX
- Average wind speed in May: 12.5mph
The windiest month (with the highest average wind speed) is April (13.9mph).
The calmest month (with the lowest average wind speed) is August (10.1mph).
Average humidity in May
McLean, TX
- Average humidity in May: 55%
The month with the highest relative humidity is September (57%).
The month with the lowest relative humidity is August (49%).
Average rainfall in May
McLean, TX
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is May (2.56").
The driest months (with the least rainfall) are February and November (0.59").
Average rainfall days in May
McLean, TX
- Average rainfall days in May: 10.7 days
The months with the highest number of rainy days are July and August (11.3 days).
The month with the least rainy days is January (3 days).
Average snowfall in May
McLean, TX
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
McLean, TX
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
McLean, TX
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 10h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in May
McLean, TX
- Average sunshine days in May: 17.3 days
The month with the most sunshine days is January (25.8 days).
The month with the least sunshine days is September (16.4 days).
Average UV index in May
McLean, TX
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
McLean, TX
- Average cloud cover in May: 24
The month with the most cloud cover is April (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in May
McLean, 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).
McLean, Texas, USA
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