May weather forecast
Oak Valley, NJ

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Weather in May

The last month of the spring, May, is an agreeable month in Oak Valley, New Jersey, with temperature in the range of an average high of 72°F (22.2°C) and an average low of 55°F (12.8°C).

Temperature

The arrival of May brings an increase in high-temperatures, moving from a comfortable 61.7°F (16.5°C) in April to a pleasant 72°F (22.2°C). The low-temperature averages to a cool 55°F (12.8°C) during the nights of May.

Humidity

The average relative humidity in May is 76%.

Rainfall

In Oak Valley, New Jersey, in May, it is raining for 12.2 days, with typically 0.83" (21mm) of accumulated precipitation. In Oak Valley, during the entire year, the rain falls for 113.4 days and collects up to 9.25" (235mm) of precipitation.

Snowfall

In Oak Valley, snow does not fall in May through October.

Daylight

In May, the average length of the day is 14h and 23min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:55 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:22 pm EDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 6 in May leads to these guidelines:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In Oak Valley, 72°F (22.2°C) is the average high-temperature and 55°F (12.8°C) is the average low-temperature during May.

What is the average humidity in May?

The average relative humidity in May is 76%.

How many days does it rain in May?

In Oak Valley, in May, it is raining for 12.2 days, with typically 0.83" (21mm) of accumulated precipitation.

When it does not snow?

In Oak Valley, snow does not fall in May through October.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May?

The average day length in May is 14h and 23min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:22 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.8h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Oak Valley, NJ

Average temperature in May - Oak Valley, NJ
  • Average high temperature in May: 72°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in May
Oak Valley, NJ

Average pressure in May - Oak Valley, NJ
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Oak Valley, NJ

Average wind speed in May - Oak Valley, NJ
  • Average wind speed in May: 7mph

The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in May
Oak Valley, NJ

Average humidity in May - Oak Valley, NJ
  • Average humidity in May: 76%

The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in May
Oak Valley, NJ

Average rainfall in May - Oak Valley, NJ
  • Average rainfall in May: 0.83"

The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in May
Oak Valley, NJ

Average rainfall days in May - Oak Valley, NJ
  • Average rainfall days in May: 12.2 days

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.3 days).

Average snowfall in May
Oak Valley, NJ

Average snowfall in May - Oak Valley, NJ
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Oak Valley, NJ

Average snowfall days in May - Oak Valley, NJ
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Oak Valley, NJ

Average daylight in May / Average sunshine in May - Oak Valley, NJ
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in May
Oak Valley, NJ

Average sunshine days in May - Oak Valley, NJ
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.7 days).

Average UV index in May
Oak Valley, NJ

Average UV index in May - Oak Valley, NJ
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Oak Valley, NJ

Average cloud cover in May - Oak Valley, NJ
  • Average cloud cover in May: 45

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in May
Oak Valley, NJ

Average visibility in May - Oak Valley, NJ
  • Average visibility in May: 6mi

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

Oak Valley, New Jersey, USA

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