May weather forecast
Green Lane, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Green Lane, Pennsylvania, with an average temperature varying between 52°F (11.1°C) and 70.7°F (21.5°C).

Temperature

The shift into May is characterized by a rise in the average high-temperature, transitioning from April's refreshing 60.1°F (15.6°C) to a pleasant 70.7°F (21.5°C). Green Lane experiences an average low-temperature of 52°F (11.1°C) in month of May.

Humidity

In May, the average relative humidity is 78%.

Rainfall

In Green Lane, during May, the rain falls for 14 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Green Lane, during the entire year, the rain falls for 128.6 days and collects up to 15.16" (385mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Green Lane aggregates 0.16" (4mm) of snow. Throughout the year, there are 17 snowfall days, and 5.43" (138mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 26min.
On the first day of May, sunrise is at 6:00 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:25 pm EDT.

Sunshine

In Green Lane, the average sunshine in May is 8.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

An average high-temperature, in May, in Green Lane, is 70.7°F (21.5°C) and the average low-temperature is 52°F (11.1°C).

What is the average humidity in May?

The average relative humidity in May is 78%.

How much does it rain in Green Lane in May?

In Green Lane, in May, it is raining for 14 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the last month it snows?

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

What is the average length of the day in May?

In Green Lane, the average day length in May is 14h and 26min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:00 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.4h.

When is the highest UV index?

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

What is the UV index reading in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Green Lane, PA

Average temperature in May - Green Lane, PA
  • Average high temperature in May: 70.7°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 52°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in May
Green Lane, PA

Average pressure in May - Green Lane, 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).

Average wind speed in May
Green Lane, PA

Average wind speed in May - Green Lane, PA
  • Average wind speed in May: 6.3mph

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).

Average humidity in May
Green Lane, PA

Average humidity in May - Green Lane, PA
  • Average humidity in May: 78%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in May
Green Lane, PA

Average rainfall in May - Green Lane, PA
  • Average rainfall in May: 1.38"

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in May
Green Lane, PA

Average rainfall days in May - Green Lane, PA
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in May
Green Lane, PA

Average snowfall in May - Green Lane, PA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is March (1.46").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Green Lane, PA

Average snowfall days in May - Green Lane, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Green Lane, PA

Average daylight in May / Average sunshine in May - Green Lane, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in May
Green Lane, PA

Average sunshine days in May - Green Lane, PA
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in May
Green Lane, PA

Average UV index in May - Green Lane, 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, March, November and December (UV index 2).

Average cloud cover in May
Green Lane, PA

Average cloud cover in May - Green Lane, PA
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Green Lane, PA

Average visibility in May - Green Lane, PA
  • Average visibility in May: 5mi

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

Green Lane, Pennsylvania, USA

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