May weather forecast
Oley, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Oley, Pennsylvania, with an average temperature fluctuating between 51.4°F (10.8°C) and 70.3°F (21.3°C).

Temperature

Oley's weather shows a temperature rise with the arrival of May, moving from a mild 59.5°F (15.3°C) in April to an agreeable 70.3°F (21.3°C). An average low-temperature of 51.4°F (10.8°C) marks the nights in Oley, Pennsylvania throughout May.

Humidity

The average relative humidity in May in Oley, Pennsylvania, is 80%.

Rainfall

In May, in Oley, the rain falls for 15.7 days. Throughout May, 1.3" (33mm) of precipitation is accumulated. Throughout the year, in Oley, there are 129 rainfall days, and 13.5" (343mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Oley. May is the last month it regularly snows. During 0.1 snowfall days, in May, Oley aggregates 0.04" (1mm) of snow. Throughout the year, there are 19.4 snowfall days, and 4.45" (113mm) of snow is accumulated.

Daylight

The average length of the day in May in Oley is 14h and 26min.
On the first day of May, sunrise is at 6:01 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:26 pm EDT.

Sunshine

In Oley, the average sunshine in May is 8.4h.

UV index

The months with the highest UV index in Oley, Pennsylvania, are May through July, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, an average UV index of 6 transforms into the following instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What is the temperature in May in Oley?

The average high-temperature and low-temperature in Oley during May are 70.3°F (21.3°C) and 51.4°F (10.8°C) respectively.

What is the average humidity in May in Oley?

In Oley, Pennsylvania, the average relative humidity in May is 80%.

How many days does it rain in May in Oley?

In Oley, Pennsylvania, during May, the rain falls for 15.7 days and regularly aggregates up to 1.3" (33mm) of precipitation.

What is the last month it snows in Oley?

May is the last month it regularly snows in Oley. During 0.1 snowfall days, in May, Oley aggregates 0.04" (1mm) of snow.

How many hours of daylight does Oley have in May?

In Oley, the average day length in May is 14h and 26min.

When is the sunrise / sunset in May in Oley?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:26 pm EDT.

How long on average sun shines in May in Oley?

The average sunshine duration in May in Oley is 8.4h.

What are the months with the highest UV index in Oley?

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

What is the UV index reading in May in Oley?

In Oley, Pennsylvania, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Oley, PA

Average temperature in May - Oley, PA
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in May
Oley, PA

Average pressure in May - Oley, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Oley, PA

Average wind speed in May - Oley, PA
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Oley, PA

Average humidity in May - Oley, PA
  • Average humidity in May: 80%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in May
Oley, PA

Average rainfall in May - Oley, PA
  • Average rainfall in May: 1.3"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in May
Oley, PA

Average rainfall days in May - Oley, PA
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in May
Oley, PA

Average snowfall in May - Oley, PA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Oley, PA

Average snowfall days in May - Oley, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Oley, PA

Average daylight in May / Average sunshine in May - Oley, PA
  • Average daylight in May: 14h and 2min

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 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Oley, PA

Average sunshine days in May - Oley, PA
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in May
Oley, PA

Average UV index in May - Oley, PA
  • Average UV index in May: 6

The months with the highest UV index are May, 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
Oley, PA

Average cloud cover in May - Oley, PA
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Oley, PA

Average visibility in May - Oley, PA
  • Average visibility in May: 5mi

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

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Oley, Pennsylvania, USA

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