May weather forecast
Orchard Hills, PA

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Weather in May

May, the last month of the spring in Orchard Hills, is a pleasant month, with an average temperature varying between 71.1°F (21.7°C) and 49.6°F (9.8°C).

Temperature

May's onset brings a temperature rise, moving from a mild 59.9°F (15.5°C) in April to a pleasant 71.1°F (21.7°C). Orchard Hills experiences a consistent average temperature of 49.6°F (9.8°C) throughout the nights in May.

Humidity

In May, the average relative humidity is 78%.

Rainfall

The month with the most rainfall in Orchard Hills, Pennsylvania, is May, when the rain falls for 17.6 days and typically aggregates up to 2.13" (54mm) of precipitation.

Snowfall

Months with snowfall in Orchard Hills are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Orchard Hills aggregates 0.04" (1mm) of snow. In Orchard Hills, during the entire year, snow falls for 45.9 days and aggregates up to 11.3" (287mm) of snow.

Daylight

The average length of the day in May is 14h and 28min.
On the first day of the month, sunrise is at 6:15 am and sunset at 8:14 pm. On the last day of May, sunrise is at 5:49 am and sunset at 8:42 pm EDT.

Sunshine

In Orchard Hills, the average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index in Orchard Hills, Pennsylvania, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in May translates into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What is the average May temperature in Orchard Hills?

In May, in Orchard Hills, the average high-temperature is 71.1°F (21.7°C), and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Orchard Hills?

The average relative humidity in May in Orchard Hills, Pennsylvania, is 78%.

What is the wettest month in Orchard Hills?

The month with the most rainfall is May, when the rain falls for 17.6 days and typically aggregates up to 2.13" (54mm) of precipitation.

How many days does it rain in May in Orchard Hills?

In Orchard Hills, during May, the rain falls for 17.6 days and regularly aggregates up to 2.13" (54mm) of precipitation.

What is the last month it snows in Orchard Hills?

May is the last month it regularly snows in Orchard Hills. During 0.3 snowfall days, in May, Orchard Hills aggregates 0.04" (1mm) of snow.

What is the average length of the day in May in Orchard Hills?

The average day length in May in Orchard Hills, Pennsylvania, is 14h and 28min.

When are sunrise and sunset in May in Orchard Hills?

In May, on the first day of the month, sunrise is at 6:15 am and sunset at 8:14 pm. On the last day of the month, in Orchard Hills, Pennsylvania, sunrise is at 5:49 am and sunset at 8:42 pm EDT.

How long on average sun shines in May in Orchard Hills?

In Orchard Hills, the average sunshine duration in May is 8.8h.

How high is the UV index in May in Orchard Hills?

In May, the average daily maximum UV index in Orchard Hills, Pennsylvania, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Orchard Hills, PA

Average temperature in May - Orchard Hills, PA
  • Average high temperature in May: 71.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in May
Orchard Hills, PA

Average pressure in May - Orchard Hills, PA
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Orchard Hills, PA

Average wind speed in May - Orchard Hills, PA
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in May
Orchard Hills, PA

Average humidity in May - Orchard Hills, PA
  • Average humidity in May: 78%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in May
Orchard Hills, PA

Average rainfall in May - Orchard Hills, PA
  • Average rainfall in May: 2.13"

The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is November (1.02").

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Average rainfall days in May
Orchard Hills, PA

Average rainfall days in May - Orchard Hills, PA
  • Average rainfall days in May: 17.6 days

The month with the highest number of rainy days is May (17.6 days).
The months with the least rainy days are January and February (7.8 days).

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Average snowfall in May
Orchard Hills, PA

Average snowfall in May - Orchard Hills, PA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Orchard Hills, PA

Average snowfall days in May - Orchard Hills, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (12.9 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
Orchard Hills, PA

Average daylight in May / Average sunshine in May - Orchard Hills, PA
  • Average daylight in May: 14h and 3min

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 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in May
Orchard Hills, PA

Average sunshine days in May - Orchard Hills, PA
  • Average sunshine days in May: 10 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is May (10 days).

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Average UV index in May
Orchard Hills, PA

Average UV index in May - Orchard Hills, PA
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Orchard Hills, PA

Average cloud cover in May - Orchard Hills, PA
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Orchard Hills, PA

Average visibility in May - Orchard Hills, PA
  • Average visibility in May: 5mi

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

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Orchard Hills, Pennsylvania, USA

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