May weather forecastCowan, KY
May
Weather in May
May, the last month of the spring in Cowan, is a warm month, with an average temperature ranging between min 55.6°F (13.1°C) and max 74.8°F (23.8°C).Temperature
Cowan in May experiences an increase in the average high-temperature, moving from April's enjoyable 64.9°F (18.3°C) to a warm 74.8°F (23.8°C). May's nights observe an average temperature of 55.6°F (13.1°C).Humidity
In May, the average relative humidity is 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 18.7 days and typically aggregates up to 3.86" (98mm) of precipitation.Snowfall
In Cowan, snow does not fall in May through September.Daylight
In May, the average length of the day is 14h and 17min.On the first day of the month, sunrise is at 6:37 am and sunset at 8:27 pm. On the last day of May, sunrise is at 6:13 am and sunset at 8:53 pm EDT.
Sunshine
In May, the average sunshine is 8.9h.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 threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cowan, KY
- Average high temperature in May: 74.8°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in May: 55.6°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in May
Cowan, KY
- Average pressure in May: 29.99"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Cowan, KY
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in May
Cowan, KY
- Average humidity in May: 79%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August and September (75%).
Average rainfall in May
Cowan, KY
- Average rainfall in May: 3.86"
The wettest month (with the highest rainfall) is May (3.86").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in May
Cowan, KY
- Average rainfall days in May: 18.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.2 days).
Average snowfall in May
Cowan, KY
- Average snowfall in May: 0"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Cowan, KY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10 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
Cowan, KY
- Average daylight in May: 14h and 18min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 8h and 54min
The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in May
Cowan, KY
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is February (10 days).
Average UV index in May
Cowan, 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, November and December (UV index 2).
Average cloud cover in May
Cowan, KY
- Average cloud cover in May: 42
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Cowan, KY
- Average visibility in May: 5mi
The months with the highest visibility are March, April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July and December (5mi).





