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 brings a rise in the average high-temperature, transitioning from April's comfortable 65.8°F (18.8°C) to a moderately hot 75°F (23.9°C). Jeff's average low-temperature in May is measured at a cool 53.8°F (12.1°C).Humidity
The average relative humidity in May is 78%.Rainfall
In Jeff, during May, the rain falls for 18.6 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 168.8 rainfall days, and 24.84" (631mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In May, the average length of the day is 14h and 11min.On the first day of May, sunrise is at 6:36 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:46 pm EDT.
Sunshine
The average sunshine in May is 9.3h.UV index
May, June and 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 hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 6 in May interprets into the following advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Jeff have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Jeff have in May?
When is the highest UV index?
How high is the UV index in May?
Average temperature in May
Jeff, KY
- Average high temperature in May: 75°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in May: 53.8°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in May
Jeff, KY
- Average pressure in May: 30.01"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Jeff, KY
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Jeff, KY
- Average humidity in May: 78%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (75%).
Average rainfall in May
Jeff, KY
- Average rainfall in May: 2.44"
The wettest month (with the highest rainfall) is February (2.76").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in May
Jeff, KY
- Average rainfall days in May: 18.6 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in May
Jeff, KY
- Average snowfall in May: 0"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Jeff, KY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (10.3 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
Jeff, 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 2min
The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in May
Jeff, KY
- Average sunshine days in May: 9.7 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in May
Jeff, KY
- Average UV index in May: 6
The months with the highest UV index are May, June 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
Jeff, KY
- Average cloud cover in May: 40
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Jeff, KY
- Average visibility in May: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).
Jeff, Kentucky, USA
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