May weather forecast
Middlesex, NJ

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Weather in May

May, the last month of the spring in Middlesex, is an agreeable month, with an average temperature varying between 70.2°F (21.2°C) and 52.5°F (11.4°C).

Temperature

In May, the average high-temperature increases from a refreshing 59.5°F (15.3°C) in April to a pleasant 70.2°F (21.2°C). An average low-temperature of 52.5°F (11.4°C) is observed during the May nights.

Humidity

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

Rainfall

In Middlesex, New Jersey, in May, it is raining for 17.5 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, there are 155.4 rainfall days, and 31.18" (792mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Middlesex. During 0.1 snowfall days, in May, Middlesex aggregates 0.24" (6mm) of snow. In Middlesex, during the entire year, snow falls for 26.7 days and aggregates up to 12.68" (322mm) of snow.

Daylight

In Middlesex, the average length of the day in May is 14h and 28min.
On the first day of the month, sunrise is at 5:55 am and sunset at 7:54 pm. On the last day of May, sunrise is at 5:29 am and sunset at 8:22 pm EDT.

Sunshine

The average sunshine in May is 8.3h.

UV index

The average daily maximum UV index in May in Middlesex is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 5 in May translates into this advice:
Ensure safety - Sun damage prevention is strongly urged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What is the usual temperature for Middlesex in May?

The average high-temperature, in May, in Middlesex, is 70.2°F (21.2°C), while the average low-temperature is 52.5°F (11.4°C).

What is the average humidity in May in Middlesex?

The average relative humidity in May in Middlesex is 77%.

How much does it rain in Middlesex in May?

In May, in Middlesex, New Jersey, the rain falls for 17.5 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

What is the last month it snows in Middlesex?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Middlesex aggregates 0.24" (6mm) of snow.

How many hours of daylight does Middlesex have in May?

In Middlesex, the average day length in May is 14h and 28min.

When are sunrise and sunset in May in Middlesex?

In May, on the first day of the month, sunrise is at 5:55 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:22 pm EDT.

How many hours of sunshine does Middlesex have in May?

In May, the average sunshine duration in Middlesex, New Jersey, is 8.3h.

What is the UV index intensity in May in Middlesex?

In May, the average daily maximum UV index in Middlesex is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Middlesex, NJ

Average temperature in May - Middlesex, NJ
  • Average high temperature in May: 70.2°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in May: 52.5°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in May
Middlesex, NJ

Average pressure in May - Middlesex, 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
Middlesex, NJ

Average wind speed in May - Middlesex, NJ
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in May
Middlesex, NJ

Average humidity in May - Middlesex, NJ
  • Average humidity in May: 77%

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

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Average rainfall in May
Middlesex, NJ

Average rainfall in May - Middlesex, NJ
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in May
Middlesex, NJ

Average rainfall days in May - Middlesex, NJ
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in May
Middlesex, NJ

Average snowfall in May - Middlesex, NJ
  • Average snowfall in May: 0.24"

The month with the highest snowfall is March (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Middlesex, NJ

Average snowfall days in May - Middlesex, NJ
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Middlesex, NJ

Average sunshine days in May - Middlesex, NJ
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in May
Middlesex, NJ

Average UV index in May - Middlesex, 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
Middlesex, NJ

Average cloud cover in May - Middlesex, NJ
  • Average cloud cover in May: 47

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in May
Middlesex, NJ

Average visibility in May - Middlesex, NJ
  • Average visibility in May: 5mi

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

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Middlesex, New Jersey, USA

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