April weather forecastCape May, NJ

The superior design on the city of Cape May, New Jersey, with deep road veins and city buildings near the vast, blue sea in a far view

April

Weather in April

May, New Jersey, USA - Weather April' itemprop='relatedLink'>April transitions the weather of Cape May more evidently into Spring. The smallest amounts of snowfall are on record, and it is replaced by an increasing likelihood of rainfall. Rapidly warming temperatures from those observed in March, coupled with longer daylight hours define this April ambiance. Saliently, the sea temperature starts to increase, inviting early beach visitors. A continuation of this warming, both on land and sea, becomes more obvious as May approaches.

Temperature

April signals a shift in the average high-temperature, moving from March's frosty 46°F (7.8°C) to a cool 55°F (12.8°C). During the month of April, Cape May's average nighttime temperature closely mirrors its daytime counterpart, at a frosty 47.8°F (8.8°C).

Humidity

In Cape May, the average relative humidity in April is 77%.

Rainfall

In Cape May, during April, the rain falls for 14 days and regularly aggregates up to 2.52" (64mm) of precipitation. In Cape May, during the entire year, the rain falls for 158 days and collects up to 35.47" (901mm) of precipitation.

Snowfall

In Cape May, snow does not fall in April through November.

Ocean temperature

In Cape May, the average seawater temperature in April is 48.2°F (9°C).
Note: While a brief time in 48.2°F (9°C) at 55.4°F (13°C) is already bracing, plunging below 50°F (10°C) can severely affect breathing and introduce a cold shock, relying on your physical state.

Daylight

In Cape May, the average length of the day in April is 13h and 15min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:23 pm. On the last day of April, sunrise is at 6:01 am and sunset at 7:51 pm EDT.

Sunshine

In April, the average sunshine is 8.9h.

UV index

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 4 in April translates into these instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Updated: Jul 1, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During April, Cape May experiences an average high-temperature of 55°F (12.8°C) and a low-temperature of 47.8°F (8.8°C).

The average relative humidity in April is 77%.

In April, the rain falls for 14 days. Throughout April, 2.52" (64mm) of precipitation is accumulated.

April through November are months without snowfall.

In April, it doesn't snow. March is the latest month when it typically snows.

In April, the average ocean temperature is 48.2°F (9°C). Swimming in 48.2°F (9°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

In April, the average day length is 13h and 15min.

In April, on the first day of the month, sunrise is at 6:42 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:51 pm EDT.

In Cape May, New Jersey, the average sunshine duration in April is 8.9h.

In Cape May, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M April M J J A S O N D

Mar

April

May

Average high temperature

46°F

55°F

64°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.7mph

13.8mph

11.7mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

14.8

16.6

Average snowfall

0.75"

Average snowfall days

1.9

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

13.8

15.3

12.5

Average UV index

Average cloud cover

Average visibility

Average temperature in April
Cape May, NJ

Average high temperature in April: 55°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (40.5°F).

Average low temperature in April: 47.8°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

Average pressure in April
Cape May, NJ

Average pressure in April: 30"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in April
Cape May, NJ

Average wind speed in April: 12.8mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (9.2mph).

Average humidity in April
Cape May, NJ

Average humidity in April: 77%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

Average rainfall in April
Cape May, NJ

Average rainfall in April: 2.52"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").

Average rainfall days in April
Cape May, NJ

Average rainfall days in April: 14 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).

Average snowfall in April
Cape May, NJ

Average snowfall in April: 0"

The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in April
Cape May, NJ

Average snowfall days in April: 0 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in April
Cape May, NJ

Average sea temperature in April: 48°F

The best month for swimming (with the highest average sea temperature) is August (75°F).
The coldest months (with the lowest average sea temperature) are February and March (43°F).

Average daylight in April /
Average sunshine in April
Cape May, NJ

Average daylight in April: 13h and 12min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

Average sunshine in April: 8h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in April
Cape May, NJ

Average sunshine days in April: 15.3 days

The month with the most sunshine days is November (18.9 days).
The months with the least sunshine days are May and June (12.5 days).

Average UV index in April
Cape May, NJ

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 and December (UV index 2).

Average cloud cover in April
Cape May, NJ

Average cloud cover in April: 40

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in April
Cape May, NJ

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).