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 chilly 45°F (7.2°C) to a fresh 54.1°F (12.3°C). During the month of April, Westbury's nighttime temperature lowers to an average of 45.1°F (7.3°C).Humidity
In April, the average relative humidity is 73%.Rainfall
In Westbury, in April, during 14.3 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. In Westbury, during the entire year, the rain falls for 158.5 days and collects up to 36.38" (924mm) of precipitation.Snowfall
Months with snowfall in Westbury are January through April, October through December. April is the last month it regularly snows in Westbury, New York. During 0.3 snowfall days, in April, Westbury aggregates 0.04" (1mm) of snow. Throughout the year, there are 15.8 snowfall days, and 5.91" (150mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 20min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:19 pm. On the last day of April, sunrise is at 5:53 am and sunset at 7:49 pm EDT.
Sunshine
In Westbury, the average sunshine in April is 8.6h.UV index
The average daily maximum UV index in April in Westbury is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In April, the maximum UV index of 4 suggests this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
What is the temperature in April in Westbury?
What is the average humidity in April in Westbury?
How many days does it rain in April in Westbury?
What is the last month it snows in Westbury?
How many hours of daylight does Westbury have in April?
What time are sunrise and sunset in April in Westbury?
How many hours of sunshine does Westbury have in April?
What is the UV index reading in April in Westbury?
Average temperature in April
Westbury, NY
- Average high temperature in April: 54.1°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in April: 45.1°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in April
Westbury, NY
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Westbury, NY
- Average wind speed in April: 10.8mph
The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in April
Westbury, NY
- Average humidity in April: 73%
The months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).
Average rainfall in April
Westbury, NY
- Average rainfall in April: 3.03"
The wettest month (with the highest rainfall) is July (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in April
Westbury, NY
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (8 days).
Average snowfall in April
Westbury, NY
- Average snowfall in April: 0.04"
The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Westbury, NY
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Westbury, NY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in April
Westbury, NY
- Average sunshine days in April: 14.6 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in April
Westbury, NY
- Average UV index in April: 4
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, March, November and December (UV index 2).
Average cloud cover in April
Westbury, NY
- Average cloud cover in April: 43
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
Westbury, NY
- 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).
Westbury, New York, USA
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