May weather forecast
Succasunna, NJ

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Weather in May

May, the last month of the spring in Succasunna, is a pleasant month, with an average temperature varying between 68.5°F (20.3°C) and 50.5°F (10.3°C).

Temperature

May sees a rise in the average high-temperature, climbing from a mild 57.9°F (14.4°C) in April to a pleasant 68.5°F (20.3°C). In Succasunna, May nights cool down to an average of 50.5°F (10.3°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

In Succasunna, in May, during 8.9 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Succasunna, during the entire year, the rain falls for 81.9 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Succasunna aggregates 0.16" (4mm) of snow. Throughout the year, there are 18.1 snowfall days, and 2.68" (68mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 29min.
On the first day of the month, sunrise is at 5:55 am and sunset at 7:55 pm. On the last day of May, sunrise is at 5:29 am and sunset at 8:23 pm EDT.

Sunshine

The average sunshine in May is 8.2h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 5 during May translates into the following guidance:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What are the temperatures in Succasunna in May?

The average high-temperature and low-temperature in Succasunna, New Jersey, during May are 68.5°F (20.3°C) and 50.5°F (10.3°C) respectively.

What is the average humidity in May in Succasunna?

In Succasunna, the average relative humidity in May is 79%.

How many days does it rain in May in Succasunna?

In May, in Succasunna, the rain falls for 8.9 days. Throughout May, 0.67" (17mm) of precipitation is accumulated.

What is the last month it snows in Succasunna?

May is the last month it regularly snows in Succasunna, New Jersey. During 0.2 snowfall days, in May, Succasunna aggregates 0.16" (4mm) of snow.

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

The average day length in May is 14h and 29min.

When are sunrise and sunset in May in Succasunna?

On the first day of May, sunrise is at 5:55 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Succasunna?

In Succasunna, New Jersey, the average sunshine duration in May is 8.2h.

What is the UV index reading in May in Succasunna?

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

Average temperature in May - Succasunna, NJ
  • Average high temperature in May: 68.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in May: 50.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in May
Succasunna, NJ

Average pressure in May - Succasunna, 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
Succasunna, NJ

Average wind speed in May - Succasunna, NJ
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in May
Succasunna, NJ

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

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
Succasunna, NJ

Average rainfall in May - Succasunna, NJ
  • Average rainfall in May: 0.67"

The wettest month (with the highest rainfall) is July (0.79").
The driest month (with the least rainfall) is September (0.16").

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Average rainfall days in May
Succasunna, NJ

Average rainfall days in May - Succasunna, NJ
  • Average rainfall days in May: 8.9 days

The month with the highest number of rainy days is July (9.5 days).
The month with the least rainy days is February (4 days).

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Average snowfall in May
Succasunna, NJ

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

The month with the highest snowfall is March (0.79").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Succasunna, NJ

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

The month with the highest number of snowfall days is February (5.3 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
Succasunna, NJ

Average daylight in May / Average sunshine in May - Succasunna, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in May
Succasunna, NJ

Average sunshine days in May - Succasunna, NJ
  • Average sunshine days in May: 19 days

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is July (18.3 days).

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Average UV index in May
Succasunna, NJ

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

The months with the highest UV index are June and July (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
Succasunna, NJ

Average cloud cover in May - Succasunna, NJ
  • Average cloud cover in May: 50

The months with the most cloud cover are February and March (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 36).

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Average visibility in May
Succasunna, NJ

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

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

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Succasunna, New Jersey, USA

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