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 shift into May is marked by a modest rise in the average high-temperature, moving from April's moderately hot 77°F (25°C) to a still warm 85.1°F (29.5°C). Despite a stark disparity with daily highs, Commerce records an average nighttime temperature of 62.8°F (17.1°C) in May.Heat index
For most parts of May, the heat index is calculated to be a hot 93.2°F (34°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.It is important to note that the heat index values are for shaded areas and light wind scenarios. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
In May, the average relative humidity is 72%.Rainfall
In Commerce, in May, it is raining for 13.4 days, with typically 3.15" (80mm) of accumulated precipitation. Throughout the year, there are 171.8 rainfall days, and 35.16" (893mm) of precipitation is accumulated.Snowfall
In Commerce, Alabama, snow does not fall in April through November.Daylight
In May, the average length of the day in Commerce is 13h and 47min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:28 pm. On the last day of May, sunrise is at 5:43 am and sunset at 7:48 pm CDT.
Sunshine
In Commerce, the average sunshine in May is 10.4h.UV index
May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 7 in May translates into these instructions:
Guard against overexposure. Protection from sun-induced harm is essential. 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. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
How hot is May in Commerce?
What is the average humidity in May in Commerce?
How many days does it rain in May in Commerce?
When it does not snow in Commerce?
How many hours of daylight does Commerce have in May?
When is the sunrise / sunset in May in Commerce?
How many hours of sunshine does Commerce have in May?
When is the highest UV index in Commerce?
What is the UV index intensity in May in Commerce?
Average temperature in May
Commerce, AL
- Average high temperature in May: 85.1°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (56.7°F).
- Average low temperature in May: 62.8°F
The month with the highest average low temperature is August (72.1°F).
The coldest month (with the lowest average low temperature) is January (39°F).
Average pressure in May
Commerce, 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
Commerce, AL
- Average wind speed in May: 5.7mph
The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in May
Commerce, AL
- Average humidity in May: 72%
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Commerce, AL
- Average rainfall in May: 3.15"
The wettest months (with the highest rainfall) are August and December (3.94").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in May
Commerce, AL
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is July (23 days).
The month with the least rainy days is November (7.3 days).
Average snowfall in May
Commerce, AL
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Commerce, 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 and October (0 days).
Average daylight in May /
Average sunshine in May
Commerce, 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 2min
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
Commerce, AL
- Average sunshine days in May: 16.4 days
The months with the most sunshine days are October and November (21 days).
The month with the least sunshine days is July (6.5 days).
Average UV index in May
Commerce, AL
- Average UV index in May: 7
The months with the highest UV index are May, 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
Commerce, AL
- Average cloud cover in May: 32
The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in May
Commerce, AL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are July, August and September (5mi).
Commerce, Alabama, USA
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