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
A slight uplift in the average high-temperature marks April, adjusting from March's frosty 44.6°F (7°C) to a cool 52.3°F (11.3°C). Sleepy Hollow registers a consistent average low-temperature of 34.3°F (1.3°C) during April.Humidity
In Sleepy Hollow, the average relative humidity in April is 64%.Rainfall
In April, in Sleepy Hollow, the rain falls for 13 days. Throughout April, 2.13" (54mm) of precipitation is accumulated. Throughout the year, there are 108.9 rainfall days, and 15.59" (396mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. April is the month with the most snowfall in Sleepy Hollow. Snow falls for 7.1 days and accumulates 3.82" (97mm) of snow.Daylight
The average length of the day in April in Sleepy Hollow is 13h and 29min.On the first day of April in Sleepy Hollow, sunrise is at 6:41 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:04 pm MDT.
Sunshine
In April, the average sunshine is 9.2h.UV index
The months with the lowest UV index are January, February, April, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: In April, the average maximum UV index of 2 translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How many days does it rain in April?
What is the snowiest month?
How much does it snow in April?
How many hours of daylight does Sleepy Hollow have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Sleepy Hollow have in April?
What is the month with the lowest UV index?
What is the UV index intensity in April?
Average temperature in April
Sleepy Hollow, WY
- Average high temperature in April: 52.3°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (29.7°F).
- Average low temperature in April: 34.3°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).
Average pressure in April
Sleepy Hollow, WY
- Average pressure in April: 29.91"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in April
Sleepy Hollow, WY
- Average wind speed in April: 11.2mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (9.1mph).
Average humidity in April
Sleepy Hollow, WY
- Average humidity in April: 64%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (41%).
Average rainfall in April
Sleepy Hollow, WY
- Average rainfall in April: 2.13"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in April
Sleepy Hollow, WY
- Average rainfall days in April: 13 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (1.5 days).
Average snowfall in April
Sleepy Hollow, WY
- Average snowfall in April: 3.82"
The month with the highest snowfall is April (3.82").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Sleepy Hollow, WY
- Average snowfall days in April: 7.1 days
The month with the highest number of snowfall days is February (9.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Sleepy Hollow, WY
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 9h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in April
Sleepy Hollow, WY
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in April
Sleepy Hollow, WY
- Average UV index in April: 2
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, April, November and December (UV index 2).
Average cloud cover in April
Sleepy Hollow, WY
- Average cloud cover in April: 41
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in April
Sleepy Hollow, WY
- Average visibility in April: 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).
Sleepy Hollow, Wyoming, USA
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