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
Glen Allen's transition into May sees a mild rise in the average high-temperature, edging from an agreeable 72.3°F (22.4°C) in April to a warm 80.4°F (26.9°C). Glen Allen experiences a mean temperature of 60.4°F (15.8°C) during May nights.Humidity
The average relative humidity in May in Glen Allen is 76%.Rainfall
In May, the rain falls for 15.3 days. Throughout May, 3.31" (84mm) of precipitation is accumulated. In Glen Allen, during the entire year, the rain falls for 175.9 days and collects up to 43.58" (1107mm) of precipitation.Snowfall
In Glen Allen, Alabama, snow does not fall in April through October.Daylight
In May, the average length of the day in Glen Allen is 13h and 56min.On the first day of May, sunrise is at 6:01 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 7:56 pm CDT.
Sunshine
The average sunshine in May is 9.7h.UV index
The average daily maximum UV index in May in Glen Allen is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 6 in May leads to these recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What is the usual temperature for Glen Allen in May?
What is the average humidity in May in Glen Allen?
How many days does it rain in May in Glen Allen?
When it does not snow in Glen Allen?
What is the average length of the day in May in Glen Allen?
What time are sunrise and sunset in May in Glen Allen?
How long on average sun shines in May in Glen Allen?
What is the UV index reading in May in Glen Allen?
Average temperature in May
Glen Allen, AL
- Average high temperature in May: 80.4°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 (49.6°F).
- Average low temperature in May: 60.4°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).
Average pressure in May
Glen Allen, AL
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Glen Allen, AL
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in May
Glen Allen, AL
- Average humidity in May: 76%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Glen Allen, AL
- Average rainfall in May: 3.31"
The wettest month (with the highest rainfall) is December (4.49").
The driest month (with the least rainfall) is November (2.44").
Average rainfall days in May
Glen Allen, AL
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in May
Glen Allen, AL
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Glen Allen, AL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.5 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
Glen Allen, AL
- Average daylight in May: 13h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in May
Glen Allen, AL
- Average sunshine days in May: 14 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in May
Glen Allen, AL
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Glen Allen, AL
- Average cloud cover in May: 36
The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in May
Glen Allen, AL
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, May and July (5mi).
Glen Allen, Alabama, USA
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