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 coming of May brings a minor shift in South Union's weather, with average high-temperatures adjusting from April's refreshing 67.8°F (19.9°C) to a moderately hot 76.6°F (24.8°C). The temperature lowers to an average of 58.3°F (14.6°C) during May nights.Humidity
The months with the highest humidity are March, May and December, with an average relative humidity of 79%.Rainfall
In South Union, in May, during 17.7 rainfall days, 3.66" (93mm) of precipitation is typically accumulated. In South Union, during the entire year, the rain falls for 171.5 days and collects up to 37.2" (945mm) of precipitation.Snowfall
May through October are months without snowfall in South Union.Daylight
In May, the average length of the day in South Union is 14h and 10min.On the first day of May, sunrise is at 5:51 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 8:00 pm CDT.
Sunshine
In May, the average sunshine in South Union is 9.3h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 6 during May morphs into the following directions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What is the usual temperature for South Union in May?
What are the most humid months in South Union?
What is the average humidity in May in South Union?
How much does it rain in South Union in May?
When it does not snow in South Union?
Does it snow in South Union in May?
How many hours of daylight does South Union have in May?
When are sunrise and sunset in May in South Union?
How long on average sun shines in May in South Union?
What are the months with the highest UV index in South Union?
How high is the UV index in May in South Union?
Average temperature in May
South Union, KY
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in May: 58.3°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in May
South Union, KY
- Average pressure in May: 29.99"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
South Union, KY
- Average wind speed in May: 6.6mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in May
South Union, KY
- Average humidity in May: 79%
The months with the highest relative humidity are March, May and December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
South Union, KY
- Average rainfall in May: 3.66"
The wettest month (with the highest rainfall) is July (4.13").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in May
South Union, KY
- Average rainfall days in May: 17.7 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in May
South Union, KY
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
South Union, KY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
South Union, KY
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 2min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in May
South Union, KY
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in May
South Union, KY
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
South Union, KY
- Average cloud cover in May: 38
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in May
South Union, KY
- 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).
South Union, Kentucky, USA
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