May weather forecast and climate
Highlands, NJ

Weather in May

The last month of the spring, May, is an enjoyable month in Highlands, New Jersey, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 64.9°F (18.3°C).

Temperature

In May, the average high-temperature rises, from a moderate 55.6°F (13.1°C) in April, to an enjoyable 64.9°F (18.3°C). In May, in Highlands, the average low-temperature is 54.9°F (12.7°C).

Humidity

Months with the highest humidity in Highlands are May and June, with an average relative humidity of 79%.

Rainfall

In Highlands, during May, the rain falls for 12.6 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Highlands, New Jersey, during the entire year, the rain falls for 125.1 days and collects up to 12.64" (321mm) of precipitation.

Snowfall

In Highlands, New Jersey, snow does not fall in April through September and November.

Ocean temperature

In Highlands, the average water temperature is 54.9°F (12.7°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

The average length of the day in Highlands is 14.4h.

Sunshine

In May, the average sunshine in Highlands is 8.9h.

UV index

In Highlands, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the most humid month in Highlands?

Months with the highest humidity in Highlands, New Jersey, are May and June, with an average relative humidity of 79%.

What is the average humidity in May in Highlands?

The average relative humidity in May is 79%.

How much does it rain in Highlands in May?

In Highlands, New Jersey, during May, the rain falls for 12.6 days and regularly aggregates up to 1.22" (31mm) of precipitation.

When it does not snow in Highlands?

April through September and November are months without snowfall in Highlands, New Jersey.

How cold is the water in May in Highlands?

In Highlands, New Jersey, the average seawater temperature in May is 54.9°F (12.7°C). Swimming in 54.9°F (12.7°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.

How many hours of daylight does Highlands have in May?

In Highlands, the average length of the day in May is 14.4h.

How long on average sun shines in May in Highlands?

In May, the average sunshine in Highlands is 8.9h.

What is the UV index intensity in May in Highlands?

The average daily maximum UV index in May in Highlands is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in May
Highlands, NJ

Average temperature in May - Highlands, NJ
  • Average high temperature in May: 64.9°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 54.9°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in May
Highlands, NJ

Average pressure in May - Highlands, NJ
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in May
Highlands, NJ

Average wind speed in May - Highlands, NJ
  • Average wind speed in May: 9.1mph

The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

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Average humidity in May
Highlands, NJ

Average humidity in May - Highlands, NJ
  • Average humidity in May: 79%

Months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in May
Highlands, NJ

Average rainfall in May - Highlands, NJ
  • Average rainfall in May: 1.22"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in May
Highlands, NJ

Average rainfall days in May - Highlands, NJ
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in May
Highlands, NJ

Average snowfall in May - Highlands, NJ
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.47").
Months with the least snowfall are April, May, June, July, August, September and November (0").

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Average snowfall days in May
Highlands, NJ

Average snowfall days in May - Highlands, NJ
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (3.9 days).
Months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average sea temperature in May
Highlands, NJ

Average sea temperature in May - Highlands, NJ
  • Average sea temperature in May: 54.8°F

The best month for swimming (with the highest average sea temperature) is August (74.5°F).
The coldest month (with the lowest average sea temperature) is February (40.1°F).

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Average daylight in May /
Average sunshine in May
Highlands, NJ

Average daylight in May / Average sunshine in May - Highlands, NJ
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 8.9h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.9h).

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Average sunshine days in May
Highlands, NJ

Average sunshine days in May - Highlands, NJ
  • Average sunshine days in May: 16 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is July (13 days).

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Average UV index in May
Highlands, NJ

Average UV index in May - Highlands, NJ
  • Average UV index in May: 5

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Highlands, NJ

Average cloud cover in May - Highlands, NJ
  • Average cloud cover in May: 42

The month with the most cloud cover is February (Cloud cover 47).
Months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in May
Highlands, NJ

Average visibility in May - Highlands, NJ
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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