May weather forecast
Silkworth, PA

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Weather in May

May, the last month of the spring in Silkworth, is a refreshing month, with an average temperature varying between 67.6°F (19.8°C) and 47.8°F (8.8°C).

Temperature

Silkworth's transition into May is marked by a rise in the average high-temperature, advancing from a moderate 55.6°F (13.1°C) in April to a still refreshing 67.6°F (19.8°C). Throughout May nights, Silkworth registers an average low-temperature of 47.8°F (8.8°C).

Humidity

The average relative humidity in May is 80%.

Rainfall

In May, in Silkworth, the rain falls for 19.1 days. Throughout May, 2.87" (73mm) of precipitation is accumulated. In Silkworth, during the entire year, the rain falls for 162.5 days and collects up to 30.35" (771mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Silkworth aggregates 0.24" (6mm) of snow. Throughout the year, there are 41.1 snowfall days, and 21.38" (543mm) of snow is accumulated.

Daylight

In Silkworth, the average length of the day in May is 14h and 31min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:33 am and sunset at 8:30 pm EDT.

Sunshine

In May, the average sunshine is 8h.

UV index

The months with the highest UV index in Silkworth, Pennsylvania, are May through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a regular UV index of 5 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are the temperatures in Silkworth in May?

The high-temperature during May is 67.6°F (19.8°C) and the low-temperature is 47.8°F (8.8°C).

What is the average humidity in May in Silkworth?

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

How much does it rain in Silkworth in May?

In Silkworth, in May, during 19.1 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

What is the last month it snows in Silkworth?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Silkworth aggregates 0.24" (6mm) of snow.

What is the average length of the day in May in Silkworth?

The average day length in May is 14h and 31min.

When is the sunrise / sunset in May in Silkworth?

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 8:02 pm. On the last day of the month, in Silkworth, Pennsylvania, sunrise is at 5:33 am and sunset at 8:30 pm EDT.

How many hours of sunshine does Silkworth have in May?

The average sunshine duration in May in Silkworth is 8h.

When is the highest UV index in Silkworth?

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

How high is the UV index in May in Silkworth?

In Silkworth, Pennsylvania, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Silkworth, PA

Average temperature in May - Silkworth, PA
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 47.8°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in May
Silkworth, PA

Average pressure in May - Silkworth, 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
Silkworth, PA

Average wind speed in May - Silkworth, PA
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in May
Silkworth, PA

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

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (78%).

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Average rainfall in May
Silkworth, PA

Average rainfall in May - Silkworth, PA
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and September (2.09").

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Average rainfall days in May
Silkworth, PA

Average rainfall days in May - Silkworth, PA
  • Average rainfall days in May: 19.1 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in May
Silkworth, PA

Average snowfall in May - Silkworth, PA
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Silkworth, PA

Average snowfall days in May - Silkworth, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (11.7 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
Silkworth, PA

Average daylight in May / Average sunshine in May - Silkworth, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

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Average sunshine days in May
Silkworth, PA

Average sunshine days in May - Silkworth, PA
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.1 days).

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Average UV index in May
Silkworth, PA

Average UV index in May - Silkworth, 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).

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Average cloud cover in May
Silkworth, PA

Average cloud cover in May - Silkworth, PA
  • Average cloud cover in May: 51

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in May
Silkworth, PA

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

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

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Silkworth, Pennsylvania, USA

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