Weather in April
April in
Bronx County New York truly marks the arrival of spring with the progression of warmer conditions. With an approximate increase in sea temperature by 8.1°F (-13.3°C) from the previous month, reaching 54.1°F (12.3°C), the cold winter sea begins to thaw. The warmer weather feels enticing after the long cold winter, bringing a renewed sense of energy. The daylight hours increase significantly, providing ample opportunity to enjoy the outdoors. April's weather offers a wonderful blend of mild temperatures, longer days, and the unfolding beauty of spring.
Ocean temperature
In Bronx County, the average seawater temperature in April is 46°F (7.8°C).
Note: You can swim in 46°F (7.8°C) below 50°F (10°C) with proper thermal wear; failing that, the cold shock and respiratory challenges are nearly certain. A short span at 55.4°F (13°C) without it is tough.
Daylight
In Bronx County, New York, the average length of the day in April is 13h and 20min.
On the first day of the month, sunrise is at 6:37 am and sunset at 7:20 pm. On the last day of April, sunrise is at 5:53 am and sunset at 7:51 pm EDT.
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