May weather forecast
Woodlyn, PA

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Weather in May

May, the last month of the spring in Woodlyn, is a pleasant month, with an average temperature fluctuating between 55°F (12.8°C) and 72°F (22.2°C).

Temperature

As Woodlyn, Pennsylvania, transitions into May, the average high-temperature shows a change, moving from an enjoyable 61.5°F (16.4°C) in April to a pleasant 72°F (22.2°C). Woodlyn in May anticipates an average nighttime temperature of 55°F (12.8°C).

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Woodlyn, in May, it is raining for 16.3 days, with typically 2.32" (59mm) of accumulated precipitation. In Woodlyn, during the entire year, the rain falls for 148.4 days and collects up to 25.94" (659mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. May is the last month it regularly snows in Woodlyn. During 0.1 snowfall days, in May, Woodlyn aggregates 0.16" (4mm) of snow. Throughout the year, there are 12.6 snowfall days, and 7.28" (185mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 24min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:56 pm. On the last day of May, in Woodlyn, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

Sunshine

The average sunshine in May in Woodlyn is 8.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Woodlyn. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are May temperatures in Woodlyn?

The high-temperature during May is 72°F (22.2°C) and the low-temperature is 55°F (12.8°C).

What is the average humidity in May in Woodlyn?

In May, the average relative humidity in Woodlyn, Pennsylvania, is 76%.

How many days does it rain in May in Woodlyn?

In Woodlyn, Pennsylvania, during May, the rain falls for 16.3 days and regularly aggregates up to 2.32" (59mm) of precipitation.

What is the last month it snows in Woodlyn?

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

How many hours of daylight does Woodlyn have in May?

The average day length in May in Woodlyn, Pennsylvania, is 14h and 24min.

When are sunrise and sunset in May in Woodlyn?

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 7:56 pm. On the last day of the month, in Woodlyn, Pennsylvania, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Woodlyn?

In May, the average sunshine duration in Woodlyn is 8.7h.

What is the month with the highest UV index in Woodlyn?

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

How high is the UV index in May in Woodlyn?

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe 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
Woodlyn, PA

Average temperature in May - Woodlyn, PA
  • Average high temperature in May: 72°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in May
Woodlyn, PA

Average pressure in May - Woodlyn, 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
Woodlyn, PA

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

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in May
Woodlyn, PA

Average humidity in May - Woodlyn, PA
  • Average humidity in May: 76%

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Woodlyn, PA

Average rainfall in May - Woodlyn, PA
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in May
Woodlyn, PA

Average rainfall days in May - Woodlyn, PA
  • Average rainfall days in May: 16.3 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in May
Woodlyn, PA

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

The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Woodlyn, PA

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

The month with the highest number of snowfall days is February (3.8 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
Woodlyn, PA

Average daylight in May / Average sunshine in May - Woodlyn, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in May
Woodlyn, PA

Average sunshine days in May - Woodlyn, PA
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in May
Woodlyn, PA

Average UV index in May - Woodlyn, 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).

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Average cloud cover in May
Woodlyn, PA

Average cloud cover in May - Woodlyn, PA
  • Average cloud cover in May: 45

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in May
Woodlyn, PA

Average visibility in May - Woodlyn, PA
  • Average visibility in May: 6mi

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

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Woodlyn, Pennsylvania, USA

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