May weather forecast
Dorneyville, PA

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Weather in May

May, the last month of the spring in Dorneyville, is an agreeable month, with an average temperature varying between 69.4°F (20.8°C) and 50.5°F (10.3°C).

Temperature

With the onset of May, Dorneyville experiences a temperature shift, with the average high-temperature moving from a mild 58.3°F (14.6°C) in April to an agreeable 69.4°F (20.8°C). Dorneyville's average low-temperature for the month of May records at a cool 50.5°F (10.3°C).

Humidity

In Dorneyville, Pennsylvania, the average relative humidity in May is 79%.

Rainfall

In May, the rain falls for 16.9 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. In Dorneyville, during the entire year, the rain falls for 145.1 days and collects up to 27.24" (692mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Dorneyville. During 0.1 snowfall days, in May, Dorneyville aggregates 0.16" (4mm) of snow. In Dorneyville, during the entire year, snow falls for 20.4 days and aggregates up to 13.82" (351mm) of snow.

Daylight

In Dorneyville, the average length of the day in May is 14h and 28min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:58 pm. On the last day of May, in Dorneyville, sunrise is at 5:33 am and sunset at 8:26 pm EDT.

Sunshine

In Dorneyville, the average sunshine in May is 8.2h.

UV index

In Dorneyville, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 5 during May morphs into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What is the temperature in May in Dorneyville?

During May, Dorneyville experiences an average high-temperature of 69.4°F (20.8°C) and a low-temperature of 50.5°F (10.3°C).

What is the average humidity in May in Dorneyville?

In Dorneyville, the average relative humidity in May is 79%.

How much does it rain in Dorneyville in May?

In May, in Dorneyville, Pennsylvania, the rain falls for 16.9 days. Throughout May, 2.76" (70mm) of precipitation is accumulated.

What is the last month it snows in Dorneyville?

May is the last month it regularly snows in Dorneyville, Pennsylvania. During 0.1 snowfall days, in May, Dorneyville aggregates 0.16" (4mm) of snow.

How many hours of daylight does Dorneyville have in May?

In May, the average day length in Dorneyville, Pennsylvania, is 14h and 28min.

What time are sunrise and sunset in May in Dorneyville?

On the first day of May, sunrise is at 5:59 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Dorneyville have in May?

In May, the average sunshine duration in Dorneyville, Pennsylvania, is 8.2h.

What is the UV index reading in May in Dorneyville?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Dorneyville, PA

Average temperature in May - Dorneyville, PA
  • Average high temperature in May: 69.4°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in May: 50.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Dorneyville, PA

Average pressure in May - Dorneyville, PA
  • 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).

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Average wind speed in May
Dorneyville, PA

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

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in May
Dorneyville, PA

Average humidity in May - Dorneyville, PA
  • Average humidity in May: 79%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

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Average rainfall in May
Dorneyville, PA

Average rainfall in May - Dorneyville, PA
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in May
Dorneyville, PA

Average rainfall days in May - Dorneyville, PA
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in May
Dorneyville, PA

Average snowfall in May - Dorneyville, PA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Dorneyville, PA

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

The month with the highest number of snowfall days is February (6.6 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
Dorneyville, PA

Average daylight in May / Average sunshine in May - Dorneyville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in May
Dorneyville, PA

Average sunshine days in May - Dorneyville, PA
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in May
Dorneyville, PA

Average UV index in May - Dorneyville, PA
  • Average UV index in May: 5

The months with the highest UV index are 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
Dorneyville, PA

Average cloud cover in May - Dorneyville, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in May
Dorneyville, PA

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

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

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Dorneyville, Pennsylvania, USA

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