May weather forecast
Hewitt, NJ

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Weather in May

The last month of the spring, May, is an agreeable month in Hewitt, New Jersey, with an average temperature varying between 49.6°F (9.8°C) and 68.9°F (20.5°C).

Temperature

With the onset of May, Hewitt sees a temperature rise, with the average high-temperature moving from April's moderate 57.6°F (14.2°C) to an agreeable 68.9°F (20.5°C). An average temperature of 49.6°F (9.8°C) is recorded during the nights in May.

Humidity

In Hewitt, the average relative humidity in May is 78%.

Rainfall

In Hewitt, during May, the rain falls for 17.4 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 152.2 rainfall days, and 26.34" (669mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Hewitt aggregates 0.16" (4mm) of snow. Throughout the year, in Hewitt, New Jersey, there are 32 snowfall days, and 17.05" (433mm) of snow is accumulated.

Daylight

The average length of the day in May in Hewitt is 14h and 31min.
On the first day of the month, sunrise is at 5:53 am and sunset at 7:54 pm. On the last day of May, in Hewitt, New Jersey, sunrise is at 5:27 am and sunset at 8:23 pm EDT.

Sunshine

In Hewitt, the average sunshine in May is 8.3h.

UV index

In Hewitt, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 5 translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What are May temperatures in Hewitt?

In May, the average high-temperature and low-temperature in Hewitt, New Jersey, are 68.9°F (20.5°C) and 49.6°F (9.8°C) respectively.

What is the average humidity in May in Hewitt?

In Hewitt, New Jersey, the average relative humidity in May is 78%.

How much does it rain in Hewitt in May?

In Hewitt, in May, it is raining for 17.4 days, with typically 2.8" (71mm) of accumulated precipitation.

What is the last month it snows in Hewitt?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Hewitt aggregates 0.16" (4mm) of snow.

What is the average length of the day in May in Hewitt?

In May, the average day length in Hewitt, New Jersey, is 14h and 31min.

When is the sunrise / sunset in May in Hewitt?

On the first day of May, sunrise is at 5:53 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 8:23 pm EDT.

How many hours of sunshine does Hewitt have in May?

The average sunshine duration in May is 8.3h.

What is the UV index intensity in May in Hewitt?

In Hewitt, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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
Hewitt, NJ

Average temperature in May - Hewitt, NJ
  • Average high temperature in May: 68.9°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in May
Hewitt, NJ

Average pressure in May - Hewitt, 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
Hewitt, NJ

Average wind speed in May - Hewitt, NJ
  • Average wind speed in May: 6mph

The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Hewitt, NJ

Average humidity in May - Hewitt, NJ
  • Average humidity in May: 78%

The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in May
Hewitt, NJ

Average rainfall in May - Hewitt, NJ
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is July (2.95").
The driest months (with the least rainfall) are January, February and September (1.54").

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Average rainfall days in May
Hewitt, NJ

Average rainfall days in May - Hewitt, NJ
  • Average rainfall days in May: 17.4 days

The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in May
Hewitt, NJ

Average snowfall in May - Hewitt, NJ
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (4.37").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Hewitt, NJ

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

The month with the highest number of snowfall days is February (9.2 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
Hewitt, NJ

Average daylight in May / Average sunshine in May - Hewitt, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in May
Hewitt, NJ

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

The months with the most sunshine days are January and November (18.6 days).
The months with the least sunshine days are June and July (11.3 days).

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Average UV index in May
Hewitt, NJ

Average UV index in May - Hewitt, 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
Hewitt, NJ

Average cloud cover in May - Hewitt, NJ
  • Average cloud cover in May: 48

The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in May
Hewitt, NJ

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

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

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Hewitt, New Jersey, USA

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