May weather forecastWiley, AL
May
Weather in May
May, the last month of the spring in Wiley, is also a moderately hot month, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 83.7°F (28.7°C).Temperature
The transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from 76.6°F (24.8°C) to a still warm 83.7°F (28.7°C). An average temperature of 62.4°F (16.9°C) marks the nights in May.Heat index
During May, the heat index is estimated at a hot 89.6°F (32°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.Be informed that the heat index values are oriented around shady conditions and gentle breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
The average relative humidity in May is 71%.Rainfall
In Wiley, in May, during 12.1 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Wiley, during the entire year, the rain falls for 156.3 days and collects up to 26.34" (669mm) of precipitation.Snowfall
In Wiley, snow does not fall in April through November.Daylight
In May, the average length of the day in Wiley is 13h and 49min.On the first day of the month, sunrise is at 5:57 am and sunset at 7:26 pm. On the last day of May, sunrise is at 5:39 am and sunset at 7:46 pm CDT.
Sunshine
In Wiley, the average sunshine in May is 10.5h.UV index
In Wiley, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 6 during May translates into the following recommendations:
Fend off overexposure. Sun protection is vital. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Wiley, AL
- Average high temperature in May: 83.7°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (55°F).
- Average low temperature in May: 62.4°F
The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in May
Wiley, AL
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Wiley, AL
- Average wind speed in May: 5.9mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).
Average humidity in May
Wiley, AL
- Average humidity in May: 71%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Wiley, AL
- Average rainfall in May: 2.13"
The wettest month (with the highest rainfall) is August (2.91").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in May
Wiley, AL
- Average rainfall days in May: 12.1 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in May
Wiley, AL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Wiley, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.5 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
Wiley, AL
- Average daylight in May: 13h and 48min
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 30min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in May
Wiley, AL
- Average sunshine days in May: 17.4 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (7.4 days).
Average UV index in May
Wiley, 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
Wiley, AL
- Average cloud cover in May: 31
The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in May
Wiley, AL
- 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).





