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
A rise in the average high-temperature is observed during May, moving from a comfortable 64.9°F (18.3°C) in April to a moderately hot 74.8°F (23.8°C). New Castle throughout May, experiences an average nighttime temperature of 56.1°F (13.4°C).Humidity
The average relative humidity in May is 79%.Rainfall
In New Castle, Kentucky, in May, during 17.2 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In New Castle, during the entire year, the rain falls for 147.9 days and collects up to 23.98" (609mm) of precipitation.Snowfall
In New Castle, snow does not fall in May through September.Daylight
In New Castle, the average length of the day in May is 14h and 17min.On the first day of the month, sunrise is at 6:42 am and sunset at 8:32 pm. On the last day of May, sunrise is at 6:18 am and sunset at 8:58 pm EDT.
Sunshine
The average sunshine in May is 9h.UV index
The average daily maximum UV index in May in New Castle is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 during May translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for New Castle in May?
What is the average humidity in May?
How many days does it rain in May in New Castle?
When it does not snow?
Does it snow in May?
How many hours of daylight does New Castle have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May in New Castle?
Average temperature in May
New Castle, KY
- Average high temperature in May: 74.8°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in May: 56.1°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in May
New Castle, 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
New Castle, KY
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in May
New Castle, 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, September and October (75%).
Average rainfall in May
New Castle, KY
- Average rainfall in May: 2.32"
The wettest month (with the highest rainfall) is April (2.64").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in May
New Castle, KY
- Average rainfall days in May: 17.2 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in May
New Castle, KY
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
New Castle, KY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.2 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
New Castle, KY
- Average daylight in May: 14h and 2min
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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in May
New Castle, KY
- Average sunshine days in May: 11.9 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (11.9 days).
Average UV index in May
New Castle, 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
New Castle, KY
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
New Castle, KY
- Average visibility in May: 5mi
The months with the highest visibility are March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, May and July (5mi).
New Castle, Kentucky, USA
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