Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April's arrival sees a rise in the average high-temperature, jumping from March's fresh 54.9°F (12.7°C) to a refreshing 66.7°F (19.3°C). Grethel witnesses a consistent average low-temperature of 46°F (7.8°C) throughout April.Humidity
In Grethel, Kentucky, the average relative humidity in April is 75%.Rainfall
In Grethel, in April, it is raining for 17.4 days, with typically 3.15" (80mm) of accumulated precipitation. Throughout the year, there are 181.3 rainfall days, and 34.02" (864mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Grethel aggregates 0.28" (7mm) of snow. In Grethel, during the entire year, snow falls for 36.4 days and aggregates up to 15.24" (387mm) of snow.Daylight
In April, the average length of the day is 13h and 11min.On the first day of the month, sunrise is at 7:14 am and sunset at 7:53 pm. On the last day of April, sunrise is at 6:35 am and sunset at 8:19 pm EDT.
Sunshine
In April, the average sunshine is 8.1h.UV index
In April, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 5 in April translates into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. To guard against the harmful effects of the Sun, minimize exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
How many hours of daylight does Grethel have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Grethel have in April?
How high is the UV index in April?
Average temperature in April
Grethel, KY
- Average high temperature in April: 66.7°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in April: 46°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in April
Grethel, KY
- Average pressure in April: 30"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 April
Grethel, KY
- Average wind speed in April: 6.5mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in April
Grethel, KY
- Average humidity in April: 75%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are July, August and November (74%).
Average rainfall in April
Grethel, KY
- Average rainfall in April: 3.15"
The wettest month (with the highest rainfall) is February (3.62").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in April
Grethel, KY
- Average rainfall days in April: 17.4 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in April
Grethel, KY
- Average snowfall in April: 0.28"
The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Grethel, KY
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Grethel, KY
- Average daylight in April: 13h 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 36min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Grethel, KY
- Average sunshine days in April: 10.5 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in April
Grethel, KY
- Average UV index in April: 5
The months with the highest UV index are 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 April
Grethel, KY
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Grethel, KY
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Grethel, Kentucky, USA
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