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
In April, the meteorological conditions change with the average high-temperature moving from a cold 38.3°F (3.5°C) in March to a frosty 47.8°F (8.8°C). Nighttime temperature lowers to an average of 38.1°F (3.4°C) in April.Humidity
In Long Island, the average relative humidity in April is 77%.Rainfall
In Long Island, in April, it is raining for 13.2 days, with typically 2.05" (52mm) of accumulated precipitation. In Long Island, during the entire year, the rain falls for 127 days and collects up to 21.93" (557mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.6 snowfall days, in April, Long Island aggregates 0.67" (17mm) of snow. In Long Island, during the entire year, snow falls for 29.7 days and aggregates up to 11.73" (298mm) of snow.Daylight
The average length of the day in April is 13h and 28min.On the first day of April, sunrise is at 6:20 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 7:42 pm EDT.
Sunshine
The average sunshine in April is 8.1h.UV index
In Long Island, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: During April, 3 as the daily maximum UV index converts into the following advice:
Act with care - The suggestion to avoid sunburn is emphasized. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. During bright days, sunglasses that offer UVA and UVB defense are recommended. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Long Island?
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 Long Island have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Long Island have in April?
What is the UV index intensity in April?
Average temperature in April
Long Island, ME
- Average high temperature in April: 47.8°F
The warmest month (with the highest average high temperature) is July (72.5°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in April: 38.1°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in April
Long Island, ME
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are September and November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Long Island, ME
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in April
Long Island, ME
- Average humidity in April: 77%
The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (74%).
Average rainfall in April
Long Island, ME
- Average rainfall in April: 2.05"
The wettest month (with the highest rainfall) is October (2.36").
The driest month (with the least rainfall) is September (1.18").
Average rainfall days in April
Long Island, ME
- Average rainfall days in April: 13.2 days
The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in April
Long Island, ME
- Average snowfall in April: 0.67"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Long Island, ME
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is January (7.9 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
Long Island, ME
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in April
Long Island, ME
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in April
Long Island, ME
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Long Island, ME
- Average cloud cover in April: 47
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Long Island, ME
- 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).
Long Island, Maine, USA
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