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 shift in the average high-temperature is noticeable in April, changing from a frosty 44.8°F (7.1°C) in March to a moderate 57.4°F (14.1°C). Harriman witnesses a consistent average low-temperature of 39.7°F (4.3°C) throughout April.Humidity
April is the least humid month in Harriman, with an average relative humidity of 74%.Rainfall
In April, the rain falls for 14.3 days. Throughout April, 2.13" (54mm) of precipitation is accumulated. Throughout the year, in Harriman, New York, there are 141.2 rainfall days, and 25" (635mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Harriman, New York, in April, snow falls for 1 days, with typically accumulated 0.47" (12mm) of snow. In Harriman, during the entire year, snow falls for 28.3 days and aggregates up to 17.68" (449mm) of snow.Daylight
The average length of the day in April is 13h and 21min.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
The average sunshine in April is 8.1h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 4 in April translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. 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. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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 many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Harriman have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Harriman have in April?
How high is the UV index in April in Harriman?
Average temperature in April
Harriman, NY
- Average high temperature in April: 57.4°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in April: 39.7°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in April
Harriman, 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
Harriman, NY
- Average wind speed in April: 6.9mph
The windiest months (with the highest average wind speed) are January, February and March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Harriman, NY
- Average humidity in April: 74%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).
Average rainfall in April
Harriman, NY
- Average rainfall in April: 2.13"
The wettest month (with the highest rainfall) is July (2.68").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in April
Harriman, NY
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in April
Harriman, NY
- Average snowfall in April: 0.47"
The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Harriman, NY
- Average snowfall days in April: 1 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
Harriman, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Harriman, NY
- Average sunshine days in April: 14.2 days
The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in April
Harriman, 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
Harriman, NY
- Average cloud cover in April: 47
The months with the most cloud cover are February and March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in April
Harriman, NY
- Average visibility in April: 6mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Harriman, New York, USA
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