May weather forecast
Sea Isle City, NJ

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Weather in May

May, the last month of the spring in Sea Isle City, is an enjoyable month, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 64.4°F (18°C).

Temperature

In Sea Isle City, stepping into May brings a gentle temperature nudge, moving slightly up from April's mild 55.6°F (13.1°C) to a still refreshing 64.4°F (18°C). Sea Isle City documents an average low-temperature of 57.7°F (14.3°C) for the nights of May.

Humidity

The most humid month in Sea Isle City is May, with an average relative humidity of 81%.

Rainfall

The wettest months are May and June, with an average 0.98" (25mm) of rainfall.

Snowfall

April through November are months without snowfall.

Daylight

In May, the average length of the day is 14h and 20min.
On the first day of May, sunrise is at 5:59 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:18 pm EDT.

Sunshine

In Sea Isle City, the average sunshine in May is 9.2h.

UV index

In Sea Isle City, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What is the usual temperature for Sea Isle City in May?

Sea Isle City in May has an average high-temperature of 64.4°F (18°C) and an average low-temperature of 57.7°F (14.3°C).

What is the most humid month in Sea Isle City?

With an average relative humidity of 81%, May is the most humid month.

What is the average humidity in May in Sea Isle City?

In May, the average relative humidity is 81%.

What is the rainiest month in Sea Isle City?

The months with the most rainfall in Sea Isle City, New Jersey, are May and June, with an average 0.98" (25mm) of precipitation.

How many days does it rain in May in Sea Isle City?

In Sea Isle City, in May, during 12.5 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When it does not snow in Sea Isle City?

In Sea Isle City, New Jersey, snow does not fall in April through November.

How many hours of daylight does Sea Isle City have in May?

In Sea Isle City, the average day length in May is 14h and 20min.

When is the sunrise / sunset in May in Sea Isle City?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:52 pm. On the last day of the month, in Sea Isle City, New Jersey, sunrise is at 5:34 am and sunset at 8:18 pm EDT.

How long on average sun shines in May in Sea Isle City?

In Sea Isle City, the average sunshine duration in May is 9.2h.

What is the UV index intensity in May in Sea Isle City?

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Sea Isle City, NJ

Average temperature in May - Sea Isle City, NJ
  • Average high temperature in May: 64.4°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in May: 57.7°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 (32.7°F).

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Average pressure in May
Sea Isle City, NJ

Average pressure in May - Sea Isle City, NJ
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Sea Isle City, NJ

Average wind speed in May - Sea Isle City, NJ
  • Average wind speed in May: 10.9mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest months (with the lowest average wind speed) are July and August (9.1mph).

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Average humidity in May
Sea Isle City, NJ

Average humidity in May - Sea Isle City, NJ
  • Average humidity in May: 81%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in May
Sea Isle City, NJ

Average rainfall in May - Sea Isle City, NJ
  • Average rainfall in May: 0.98"

The wettest months (with the highest rainfall) are May and June (0.98").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in May
Sea Isle City, NJ

Average rainfall days in May - Sea Isle City, NJ
  • Average rainfall days in May: 12.5 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (5.9 days).

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Average snowfall in May
Sea Isle City, NJ

Average snowfall in May - Sea Isle City, NJ
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Sea Isle City, NJ

Average snowfall days in May - Sea Isle City, NJ
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Sea Isle City, NJ

Average daylight in May / Average sunshine in May - Sea Isle City, NJ
  • Average daylight in May: 14h and 2min

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 May: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in May
Sea Isle City, NJ

Average sunshine days in May - Sea Isle City, NJ
  • Average sunshine days in May: 15.9 days

The months with the most sunshine days are January and November (22.3 days).
The month with the least sunshine days is July (15.6 days).

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Average UV index in May
Sea Isle City, NJ

Average UV index in May - Sea Isle City, NJ
  • Average UV index in May: 5

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).

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Average cloud cover in May
Sea Isle City, NJ

Average cloud cover in May - Sea Isle City, NJ
  • Average cloud cover in May: 39

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 24).

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Average visibility in May
Sea Isle City, NJ

Average visibility in May - Sea Isle City, NJ
  • Average visibility in May: 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).

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Sea Isle City, New Jersey, USA

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