May weather forecast
Lebanon, NJ

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Weather in May

The last month of the spring, May, is a pleasant month in Lebanon, New Jersey, with an average temperature fluctuating between 69.6°F (20.9°C) and 51.3°F (10.7°C).

Temperature

With the onset of May, Lebanon's average high-temperature sees a rise, moving from April's refreshing 59.4°F (15.2°C) to an agreeable 69.6°F (20.9°C). An average low-temperature of 51.3°F (10.7°C) is recorded in the month of May.

Humidity

The average relative humidity in May is 79%.

Rainfall

In Lebanon, in May, during 16.5 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, there are 160.3 rainfall days, and 29.06" (738mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Lebanon. May is the last month it regularly snows in Lebanon. During 0.2 snowfall days, in May, Lebanon aggregates 0.55" (14mm) of snow. In Lebanon, during the entire year, snow falls for 27 days and aggregates up to 12.2" (310mm) of snow.

Daylight

In May, the average length of the day is 14h and 28min.
On the first day of May, sunrise is at 5:56 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:23 pm EDT.

Sunshine

In May, the average sunshine is 8.5h.

UV index

In May, the average daily maximum UV index in Lebanon, New Jersey, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In May, an average UV index of 5 transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What is the temperature in May in Lebanon?

The average high-temperature, in May, in Lebanon, is 69.6°F (20.9°C), while the average low-temperature is 51.3°F (10.7°C).

What is the average humidity in May in Lebanon?

The average relative humidity in May in Lebanon, New Jersey, is 79%.

How much does it rain in Lebanon in May?

In Lebanon, New Jersey, in May, it is raining for 16.5 days, with typically 2.87" (73mm) of accumulated precipitation.

What is the last month it snows in Lebanon?

May is the last month it regularly snows in Lebanon. During 0.2 snowfall days, in May, Lebanon aggregates 0.55" (14mm) of snow.

How many hours of daylight does Lebanon have in May?

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

When is the sunrise / sunset in May in Lebanon?

On the first day of May in Lebanon, sunrise is at 5:56 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:23 pm EDT.

How many hours of sunshine does Lebanon have in May?

The average sunshine duration in May is 8.5h.

What is the UV index reading in May in Lebanon?

The average daily maximum UV index in May in Lebanon is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Lebanon, NJ

Average temperature in May - Lebanon, NJ
  • Average high temperature in May: 69.6°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 (35.2°F).

  • Average low temperature in May: 51.3°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in May
Lebanon, NJ

Average pressure in May - Lebanon, 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
Lebanon, NJ

Average wind speed in May - Lebanon, NJ
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in May
Lebanon, NJ

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

The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in May
Lebanon, NJ

Average rainfall in May - Lebanon, NJ
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in May
Lebanon, NJ

Average rainfall days in May - Lebanon, NJ
  • Average rainfall days in May: 16.5 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9 days).

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Average snowfall in May
Lebanon, NJ

Average snowfall in May - Lebanon, NJ
  • Average snowfall in May: 0.55"

The month with the highest snowfall is March (3.78").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Lebanon, NJ

Average snowfall days in May - Lebanon, NJ
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (8.1 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
Lebanon, NJ

Average daylight in May / Average sunshine in May - Lebanon, 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 3min

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
Lebanon, NJ

Average sunshine days in May - Lebanon, NJ
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in May
Lebanon, NJ

Average UV index in May - Lebanon, 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
Lebanon, NJ

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

The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in May
Lebanon, NJ

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

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

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Lebanon, New Jersey, USA

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