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 sea temperature 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
As March transitions into April, Barnum Island notices a gentle rise in the average high-temperature, transitioning from a chilly 44.2°F (6.8°C) to a fresh 52.9°F (11.6°C). A consistent average low of 45.1°F (7.3°C) is noted throughout April, only a small step down from its daytime high.Humidity
In April, the average relative humidity is 74%.Rainfall
In Barnum Island, during April, the rain falls for 14.8 days and regularly aggregates up to 3.11" (79mm) of precipitation. Throughout the year, in Barnum Island, there are 159.2 rainfall days, and 37.17" (944mm) of precipitation is accumulated.Snowfall
Months with snowfall in Barnum Island are January through April, October through December. April is the last month it regularly snows in Barnum Island. During 0.3 snowfall days, in April, Barnum Island aggregates 0.04" (1mm) of snow. In Barnum Island, during the entire year, snow falls for 15.3 days and aggregates up to 5.04" (128mm) of snow.Ocean temperature
In Barnum Island, New York, in April, the average water temperature is 46°F (7.8°C).Note: Danger awaits those who swim in 46°F (7.8°C) without protection. Falling below 50°F (10°C) means intense cold shock and hyperventilation.
Daylight
In Barnum Island, the average length of the day in April is 13h and 19min.On the first day of April in Barnum Island, sunrise is at 6:36 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:49 pm EDT.
Sunshine
In Barnum Island, New York, the average sunshine in April is 8.6h.UV index
In April, the average daily maximum UV index in Barnum Island is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 4 in April leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the temperature in April in Barnum Island?
What is the average humidity in April in Barnum Island?
How much does it rain in Barnum Island in April?
What is the last month it snows in Barnum Island?
What is the water temperature in April in Barnum Island?
What is the average length of the day in April in Barnum Island?
When are sunrise and sunset in April in Barnum Island?
How long on average sun shines in April in Barnum Island?
What is the UV index reading in April in Barnum Island?
Average temperature in April
Barnum Island, NY
- Average high temperature in April: 52.9°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in April: 45.1°F
The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in April
Barnum Island, 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
Barnum Island, NY
- Average wind speed in April: 11.8mph
The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in April
Barnum Island, NY
- Average humidity in April: 74%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).
Average rainfall in April
Barnum Island, NY
- Average rainfall in April: 3.11"
The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in April
Barnum Island, NY
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in April
Barnum Island, NY
- Average snowfall in April: 0.04"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Barnum Island, NY
- Average snowfall days in April: 0.3 days
The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in April
Barnum Island, NY
- Average sea temperature in April: 46°F
The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).
Average daylight in April /
Average sunshine in April
Barnum Island, 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
Barnum Island, NY
- Average sunshine days in April: 14.4 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in April
Barnum Island, 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 and December (UV index 2).
Average cloud cover in April
Barnum Island, NY
- Average cloud cover in April: 43
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
Barnum Island, 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).
Barnum Island, New York, USA
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