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 arrival brings a slight change in high-temperatures, adjusting from a moderately hot 77°F (25°C) in April to a still warm 84.2°F (29°C). The temperature lowers to an average of 63.1°F (17.3°C) during May nights.Heat index
Throughout May, the heat index is estimated at a tropical 91.4°F (33°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.Heat index evaluations are typically in the context of light winds and shaded environments. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. 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 especially crucial for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
In May, the average relative humidity is 71%.Rainfall
In Petrey, in May, during 14.2 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. In Petrey, during the entire year, the rain falls for 175.6 days and collects up to 35.87" (911mm) of precipitation.Snowfall
In Petrey, snow does not fall in March through November.Daylight
The average length of the day in May is 13h and 47min.On the first day of May, sunrise is at 5:58 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:45 pm CDT.
Sunshine
In May, the average sunshine is 10.6h.UV index
The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 6 in May interprets into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. 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. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in May?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Petrey have in May?
What is the UV index intensity in May?
Average temperature in May
Petrey, AL
- Average high temperature in May: 84.2°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.7°F).
- Average low temperature in May: 63.1°F
The month with the highest average low temperature is August (72.3°F).
The coldest month (with the lowest average low temperature) is January (39.4°F).
Average pressure in May
Petrey, AL
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in May
Petrey, AL
- Average wind speed in May: 5.9mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Petrey, AL
- Average humidity in May: 71%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Petrey, AL
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is August (4.37").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in May
Petrey, AL
- Average rainfall days in May: 14.2 days
The month with the highest number of rainy days is July (23.4 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in May
Petrey, AL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Petrey, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Petrey, AL
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in May: 10h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in May
Petrey, AL
- Average sunshine days in May: 15.5 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (5.4 days).
Average UV index in May
Petrey, AL
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in May
Petrey, AL
- Average cloud cover in May: 30
The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in May
Petrey, AL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Petrey, Alabama, USA
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