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
The transition to April introduces an increase in the average high-temperature, shifting from a frosty 46°F (7.8°C) in March to a refreshing 58.3°F (14.6°C). In Hillburn, April's nights observe an average temperature dip to a cold 41°F (5°C).Humidity
April is the least humid month, with an average relative humidity of 72%.Rainfall
In April, the rain falls for 15.2 days. Throughout April, 2.09" (53mm) of precipitation is accumulated. Throughout the year, there are 150.6 rainfall days, and 25.12" (638mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Hillburn, in April, snow falls for 0.9 days, with typically accumulated 0.24" (6mm) of snow. In Hillburn, during the entire year, snow falls for 28.5 days and aggregates up to 10.98" (279mm) of snow.Daylight
In Hillburn, the average length of the day in April is 13h and 20min.On the first day of April, sunrise is at 6:38 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:53 pm EDT.
Sunshine
In Hillburn, the average sunshine in April is 8.2h.UV index
In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In April, the UV index of 4 transforms into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the least humid month?
What is the average humidity in April?
How much does it rain in Hillburn in April?
How much does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April in Hillburn?
What is the UV index intensity in April?
Average temperature in April
Hillburn, NY
- Average high temperature in April: 58.3°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 41°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in April
Hillburn, 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
Hillburn, NY
- Average wind speed in April: 7.4mph
The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Hillburn, NY
- Average humidity in April: 72%
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in April
Hillburn, NY
- Average rainfall in April: 2.09"
The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in April
Hillburn, NY
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in April
Hillburn, NY
- Average snowfall in April: 0.24"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Hillburn, NY
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hillburn, NY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Hillburn, NY
- Average sunshine days in April: 12.7 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in April
Hillburn, 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
Hillburn, NY
- Average cloud cover in April: 47
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Hillburn, NY
- Average visibility in April: 6mi
The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).
Hillburn, New York, USA
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