May weather forecast
Oak Ridge, PA

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Weather in May

May, the last month of the spring in Oak Ridge, is a pleasant month, with an average temperature fluctuating between 68.5°F (20.3°C) and 47.8°F (8.8°C).

Temperature

The start of May brings a rise in the average high-temperature, moving from a mild 56.3°F (13.5°C) in April to a pleasant 68.5°F (20.3°C). In the month of May, Oak Ridge witnesses a consistent average low-temperature of 47.8°F (8.8°C).

Humidity

The average relative humidity in May is 79%.

Rainfall

In Oak Ridge, in May, it is raining for 17.4 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 150.5 rainfall days, and 22.05" (560mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.5 snowfall days, in May, Oak Ridge aggregates 0.75" (19mm) of snow. In Oak Ridge, during the entire year, snow falls for 72.4 days and aggregates up to 22.28" (566mm) of snow.

Daylight

In Oak Ridge, the average length of the day in May is 14h and 29min.
On the first day of the month, sunrise is at 6:14 am and sunset at 8:14 pm. On the last day of May, sunrise is at 5:47 am and sunset at 8:42 pm EDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Exercise prevention - Warding off sunburn is urged. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The average high-temperature and low-temperature during May are 68.5°F (20.3°C) and 47.8°F (8.8°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 79%.

How much does it rain in May?

In Oak Ridge, in May, it is raining for 17.4 days, with typically 2.32" (59mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.5 snowfall days, in May, Oak Ridge aggregates 0.75" (19mm) of snow.

What is the average length of the day in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:14 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:42 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.3h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What is the UV index reading in May?

The average daily maximum UV index in May 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Oak Ridge, PA

Average temperature in May - Oak Ridge, PA
  • Average high temperature in May: 68.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in May: 47.8°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in May
Oak Ridge, PA

Average pressure in May - Oak Ridge, PA
  • Average pressure in May: 30"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 Ridge, PA

Average wind speed in May - Oak Ridge, PA
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in May
Oak Ridge, PA

Average humidity in May - Oak Ridge, PA
  • Average humidity in May: 79%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).

Average rainfall in May
Oak Ridge, PA

Average rainfall in May - Oak Ridge, PA
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in May
Oak Ridge, PA

Average rainfall days in May - Oak Ridge, PA
  • Average rainfall days in May: 17.4 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in May
Oak Ridge, PA

Average snowfall in May - Oak Ridge, PA
  • Average snowfall in May: 0.75"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Oak Ridge, PA

Average snowfall days in May - Oak Ridge, PA
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Oak Ridge, PA

Average daylight in May / Average sunshine in May - Oak Ridge, PA
  • 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 months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in May
Oak Ridge, PA

Average sunshine days in May - Oak Ridge, PA
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in May
Oak Ridge, PA

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

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Oak Ridge, PA

Average cloud cover in May - Oak Ridge, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 39).

Average visibility in May
Oak Ridge, PA

Average visibility in May - Oak Ridge, PA
  • Average visibility in May: 5mi

The month with the highest visibility is April (6mi).
The month with the lowest visibility is February (4mi).

Oak Ridge, Pennsylvania, USA

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