May weather forecastCrestwood, KY
May
Weather in May
May, the last month of the spring in Crestwood, is a moderately hot month, with an average temperature fluctuating between 57°F (13.9°C) and 75.6°F (24.2°C).Temperature
As May arrives, Crestwood's weather shows an increase in high-temperatures, moving from April's enjoyable 66.2°F (19°C) to a warm 75.6°F (24.2°C). Crestwood records an average nighttime low-temperature of 57°F (13.9°C) throughout May.Humidity
The average relative humidity in May is 78%.Rainfall
In May, the rain falls for 18 days. Throughout May, 3.35" (85mm) of precipitation is accumulated. In Crestwood, during the entire year, the rain falls for 157.9 days and collects up to 31.77" (807mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Crestwood, the average length of the day in May is 14h and 16min.On the first day of May, sunrise is at 6:44 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:59 pm EDT.
Sunshine
In Crestwood, the average sunshine in May is 8.9h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 5 in May translates into this advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Crestwood, KY
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 57°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in May
Crestwood, KY
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Crestwood, KY
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in May
Crestwood, KY
- Average humidity in May: 78%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (73%).
Average rainfall in May
Crestwood, KY
- Average rainfall in May: 3.35"
The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in May
Crestwood, KY
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (9.5 days).
Average snowfall in May
Crestwood, KY
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Crestwood, KY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.8 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
Crestwood, 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 month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in May
Crestwood, KY
- Average sunshine days in May: 10.6 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in May
Crestwood, KY
- Average UV index in May: 5
The months with the highest UV index are 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
Crestwood, KY
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Crestwood, KY
- Average visibility in May: 5mi
The months with the highest visibility are March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and May (5mi).
