May weather forecast
North Caldwell, NJ

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Weather in May

May, the last month of the spring in North Caldwell, is an agreeable month, with temperature in the range of an average high of 69.1°F (20.6°C) and an average low of 51.8°F (11°C).

Temperature

The beginning of May marks a shift in the average high-temperature, moving from April's refreshing 58.5°F (14.7°C) to an agreeable 69.1°F (20.6°C). May in North Caldwell witnesses an average low-temperature hovering around a fresh 51.8°F (11°C).

Humidity

In May, the average relative humidity in North Caldwell is 76%.

Rainfall

In North Caldwell, in May, during 17.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 158 rainfall days, and 27.4" (696mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in North Caldwell. May is the last month it regularly snows. During 0.1 snowfall days, in May, North Caldwell aggregates 0.2" (5mm) of snow. Throughout the year, in North Caldwell, there are 24.3 snowfall days, and 9.96" (253mm) of snow is accumulated.

Daylight

The average length of the day in May in North Caldwell is 14h and 29min.
On the first day of the month, sunrise is at 5:54 am and sunset at 7:53 pm. On the last day of May, in North Caldwell, New Jersey, sunrise is at 5:27 am and sunset at 8:22 pm EDT.

Sunshine

In North Caldwell, the average sunshine in May is 8.4h.

UV index

The average daily maximum UV index in May in North Caldwell is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What are May temperatures in North Caldwell?

The high-temperature, in May, in North Caldwell, is 69.1°F (20.6°C), while the low-temperature averages to 51.8°F (11°C).

What is the average humidity in May in North Caldwell?

The average relative humidity in May in North Caldwell, New Jersey, is 76%.

How much does it rain in North Caldwell in May?

In North Caldwell, in May, during 17.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

What is the last month it snows in North Caldwell?

May is the last month it regularly snows in North Caldwell. During 0.1 snowfall days, in May, North Caldwell aggregates 0.2" (5mm) of snow.

What is the average length of the day in May in North Caldwell?

In May, the average day length in North Caldwell, New Jersey, is 14h and 29min.

When is the sunrise / sunset in May in North Caldwell?

On the first day of May in North Caldwell, sunrise is at 5:54 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:22 pm EDT.

How many hours of sunshine does North Caldwell have in May?

In North Caldwell, New Jersey, the average sunshine duration in May is 8.4h.

What is the UV index intensity in May in North Caldwell?

In May, the average daily maximum UV index in North Caldwell is 5. A UV Index reading of 3 to 5 represents a medium health risk from 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
North Caldwell, NJ

Average temperature in May - North Caldwell, NJ
  • Average high temperature in May: 69.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in May: 51.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in May
North Caldwell, NJ

Average pressure in May - North Caldwell, NJ
  • Average pressure in May: 30.01"Hg

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

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Average wind speed in May
North Caldwell, NJ

Average wind speed in May - North Caldwell, NJ
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in May
North Caldwell, NJ

Average humidity in May - North Caldwell, NJ
  • Average humidity in May: 76%

The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are April and August (73%).

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Average rainfall in May
North Caldwell, NJ

Average rainfall in May - North Caldwell, NJ
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is July (3.15").
The driest month (with the least rainfall) is January (1.57").

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Average rainfall days in May
North Caldwell, NJ

Average rainfall days in May - North Caldwell, NJ
  • Average rainfall days in May: 17.6 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).

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Average snowfall in May
North Caldwell, NJ

Average snowfall in May - North Caldwell, NJ
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
North Caldwell, NJ

Average snowfall days in May - North Caldwell, NJ
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
North Caldwell, NJ

Average daylight in May / Average sunshine in May - North Caldwell, NJ
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
North Caldwell, NJ

Average sunshine days in May - North Caldwell, NJ
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.7 days).

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Average UV index in May
North Caldwell, NJ

Average UV index in May - North Caldwell, 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, March, November and December (UV index 2).

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Average cloud cover in May
North Caldwell, NJ

Average cloud cover in May - North Caldwell, NJ
  • Average cloud cover in May: 47

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
North Caldwell, NJ

Average visibility in May - North Caldwell, NJ
  • Average visibility in May: 5mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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North Caldwell, New Jersey, USA

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