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
May's onset witnesses a shift in the average high-temperature, moving from a comfortable 66.9°F (19.4°C) in April to a moderately hot 75.9°F (24.4°C). May in Olney, Kentucky, sees the temperature falling to a mean low of 58.6°F (14.8°C).Humidity
May is the most humid month in Olney, with an average relative humidity of 80%.Rainfall
In May, in Olney, the rain falls for 13.4 days. Throughout May, 1.18" (30mm) of precipitation is accumulated. Throughout the year, there are 118.1 rainfall days, and 12.28" (312mm) of precipitation is accumulated.Snowfall
In Olney, snow does not fall in April through October.Daylight
In May, the average length of the day in Olney, Kentucky, is 14h and 11min.On the first day of the month, sunrise is at 5:55 am and sunset at 7:40 pm. On the last day of May, sunrise is at 5:32 am and sunset at 8:05 pm CDT.
Sunshine
The average sunshine in May in Olney is 9.5h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Olney. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In May, the maximum UV index of 6 suggests this advice:
Avert overexposure. Light-skinned people might experience burning in less than 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Olney?
What is the most humid month in Olney?
What is the average humidity in May in Olney?
How many days does it rain in May in Olney?
When it does not snow in Olney?
What is the average length of the day in May in Olney?
When are sunrise and sunset in May in Olney?
How long on average sun shines in May in Olney?
When is the highest UV index in Olney?
How high is the UV index in May in Olney?
Average temperature in May
Olney, KY
- Average high temperature in May: 75.9°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in May: 58.6°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28°F).
Average pressure in May
Olney, KY
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Olney, KY
- Average wind speed in May: 7.6mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in May
Olney, KY
- Average humidity in May: 80%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Olney, KY
- Average rainfall in May: 1.18"
The wettest month (with the highest rainfall) is April (1.34").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in May
Olney, KY
- Average rainfall days in May: 13.4 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in May
Olney, KY
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Olney, KY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (2.9 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
Olney, KY
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Olney, KY
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is May (14.1 days).
Average UV index in May
Olney, 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
Olney, KY
- Average cloud cover in May: 36
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in May
Olney, 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).
Olney, Kentucky, USA
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