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 signals a modest temperature shift, moving from an agreeable 72.9°F (22.7°C) in April to a moderately hot 80.6°F (27°C). During May, the temperature is averaged to a low of 60.4°F (15.8°C) at night.Heat index
The heat index in May is estimated at 84.2°F (29°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.Understanding the heat index involves considering values for shaded locales with light wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
The average relative humidity in May is 74%.Rainfall
In Trussville, Alabama, in May, it is raining for 13.2 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, there are 149 rainfall days, and 19.88" (505mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Trussville.Daylight
In May, the average length of the day is 13h and 55min.On the first day of May, sunrise is at 5:56 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:51 pm CDT.
Sunshine
The average sunshine in May is 10h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In May, a daily UV index of 6 turns into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
How many hours of daylight does Trussville have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
When is the highest UV index?
How high is the UV index in May in Trussville?
Average temperature in May
Trussville, AL
- Average high temperature in May: 80.6°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.7°F).
- Average low temperature in May: 60.4°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in May
Trussville, AL
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Trussville, AL
- Average wind speed in May: 5.7mph
The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in May
Trussville, AL
- Average humidity in May: 74%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Trussville, AL
- Average rainfall in May: 1.54"
The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is October (1.06").
Average rainfall days in May
Trussville, AL
- Average rainfall days in May: 13.2 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in May
Trussville, AL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Trussville, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Trussville, AL
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in May: 10h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in May
Trussville, AL
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in May
Trussville, AL
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Trussville, AL
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in May
Trussville, 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).
Trussville, Alabama, USA
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