May weather forecast and climate
Oak Ridge, NJ

May, the last month of the spring, in Oak Ridge, is a pleasant month, with average temperature varying between 49.6°F (9.8°C) and 68.2°F (20.1°C).

Temperature

In May, the average high-temperature increases, from a mild 57.4°F (14.1°C) in April, to an agreeable 68.2°F (20.1°C). In May, the average low-temperature is 49.6°F (9.8°C).

Humidity

The average relative humidity in Oak Ridge is 80%.

Rainfall

In May, the rain falls for 15 days. Throughout May, 1.5" (38mm) of precipitation is accumulated. In Oak Ridge, during the entire year, the rain falls for 133 days and collects up to 14.02" (356mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, Oak Ridge aggregates 0.12" (3mm) of snow. In Oak Ridge, New Jersey, during the entire year, snow falls for 26.7 days, and aggregates up to 6.06" (154mm) of snow.

Daylight

The average length of the day in Oak Ridge is 14.5h.

Sunshine

In Oak Ridge, the average sunshine in May is 7.8h.

UV index

In Oak Ridge, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in May in Oak Ridge?

In Oak Ridge, in May, the average high-temperature is 68.2°F (20.1°C), and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Oak Ridge?

In Oak Ridge, the average relative humidity in May is 80%.

How many days does it rain in May in Oak Ridge?

In Oak Ridge, New Jersey, in May, during 15 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

What is the last month it snows in Oak Ridge?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Oak Ridge aggregates 0.12" (3mm) of snow.

What is the average length of the day in May in Oak Ridge?

In Oak Ridge, the average length of the day in May is 14.5h.

How long on average sun shines in May in Oak Ridge?

The average sunshine in May is 7.8h.

What is the UV index reading in May in Oak Ridge?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in May - Oak Ridge, NJ
  • Average high temperature in May: 20.1°C

The warmest month (with the highest average high temperature) is July (28°C).
The month with the lowest average high temperature is January (0.7°C).

  • Average low temperature in May: 9.8°C

The month with the highest average low temperature is July (17.1°C).
The coldest month (with the lowest average low temperature) is January (-6.4°C).

Average pressure in May - Oak Ridge, NJ
  • Average pressure in May: 1016.3mbar

The month with the highest atmospheric pressure is November (1019.5mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in May - Oak Ridge, NJ
  • Average wind speed in May: 10km/h

The windiest month (with the highest average wind speed) is March (13km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).

Average humidity in May - Oak Ridge, NJ
  • Average humidity in May: 80%

The month with the highest relative humidity is October (82%).
The month with the lowest relative humidity is April (76%).

Average rainfall in May - Oak Ridge, NJ
  • Average rainfall in May: 38mm

The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is January (18mm).

Average rainfall days in May - Oak Ridge, NJ
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in May - Oak Ridge, NJ
  • Average snowfall in May: 3mm

The month with the highest snowfall is February (38mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May - Oak Ridge, NJ
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (6.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Oak Ridge, NJ
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 7.8h

The month with the most sunshine is July (Average sunshine: 9.9h).
The month with the least sunshine is February (Average sunshine: 4.1h).

Average sunshine days in May - Oak Ridge, NJ
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.1 days).

Average UV index in May - Oak Ridge, NJ
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in May - Oak Ridge, NJ
  • Average cloud cover in May: 52

Months with the most cloud cover are February and March (Cloud cover 53).
Months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in May - Oak Ridge, NJ
  • Average visibility in May: 8km

The month with the highest visibility is April (9km).
Months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (8km).