May weather forecast
Quarryville, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Quarryville, Pennsylvania, with temperature in the range of an average high of 70.3°F (21.3°C) and an average low of 52.9°F (11.6°C).

Temperature

The shift into May is characterized by a rise in the average high-temperature, transitioning from April's refreshing 60.6°F (15.9°C) to a pleasant 70.3°F (21.3°C). Throughout May, Quarryville encounters an average temperature drop to a cool 52.9°F (11.6°C).

Humidity

With an average relative humidity of 81%, May is the most humid month.

Rainfall

In Quarryville, during May, the rain falls for 18.1 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Quarryville, during the entire year, the rain falls for 156.5 days and collects up to 28.74" (730mm) of precipitation.

Snowfall

In Quarryville, snow does not fall in May through September.

Daylight

In Quarryville, the average length of the day in May is 14h and 24min.
On the first day of May, sunrise is at 6:03 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:26 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

What is the usual temperature for Quarryville in May?

During May, Quarryville experiences an average high-temperature of 70.3°F (21.3°C) and a low-temperature of 52.9°F (11.6°C).

What is the most humid month?

The most humid month is May, with an average relative humidity of 81%.

What is the average humidity in May?

The average relative humidity in May is 81%.

How many days does it rain in May?

In May, the rain falls for 18.1 days. Throughout May, 2.83" (72mm) of precipitation is accumulated.

When it does not snow in Quarryville?

In Quarryville, snow does not fall in May through September.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Quarryville have in May?

In May, the average day length is 14h and 24min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:03 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:26 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.4h.

When is the highest UV index?

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

What is the UV index reading in May?

In Quarryville, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Quarryville, PA

Average temperature in May - Quarryville, 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 (36°F).

  • Average low temperature in May: 52.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in May
Quarryville, PA

Average pressure in May - Quarryville, 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).

Average wind speed in May
Quarryville, PA

Average wind speed in May - Quarryville, PA
  • Average wind speed in May: 6.8mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in May
Quarryville, PA

Average humidity in May - Quarryville, PA
  • Average humidity in May: 81%

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

Average rainfall in May
Quarryville, PA

Average rainfall in May - Quarryville, PA
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is February (1.89").

Average rainfall days in May
Quarryville, PA

Average rainfall days in May - Quarryville, PA
  • Average rainfall days in May: 18.1 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (8.4 days).

Average snowfall in May
Quarryville, PA

Average snowfall in May - Quarryville, PA
  • Average snowfall in May: 0"

The month with the highest snowfall is March (4.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Quarryville, PA

Average snowfall days in May - Quarryville, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Quarryville, 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 24min).

  • 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).

Average sunshine days in May
Quarryville, PA

Average sunshine days in May - Quarryville, PA
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in May
Quarryville, PA

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Quarryville, PA

Average cloud cover in May - Quarryville, PA
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Quarryville, PA

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

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

Quarryville, Pennsylvania, USA

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