May weather forecast
Wayne, PA

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Weather in May

May, the last month of the spring in Wayne, is an agreeable month, with an average temperature varying between 53.8°F (12.1°C) and 71.2°F (21.8°C).

Temperature

Wayne in May sees a temperature change, with average high-temperatures moving from a comfortable 61°F (16.1°C) in April to an agreeable 71.2°F (21.8°C). Wayne experiences an average low-temperature of 53.8°F (12.1°C) in month of May.

Humidity

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

Rainfall

In Wayne, during May, the rain falls for 15.1 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 138.1 rainfall days, and 20.79" (528mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Wayne aggregates 0.2" (5mm) of snow. Throughout the year, there are 19.3 snowfall days, and 7.68" (195mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 25min.
On the first day of May, sunrise is at 6:00 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 6 in May transforms into this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Wayne, records 71.2°F (21.8°C), while the low-temperature is 53.8°F (12.1°C).

What is the average humidity in May?

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

How many days does it rain in May?

In May, the rain falls for 15.1 days. Throughout May, 1.89" (48mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Wayne aggregates 0.2" (5mm) of snow.

How many hours of daylight does Wayne have in May?

In Wayne, the average day length in May is 14h and 25min.

When is the sunrise / sunset in May?

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, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

How many hours of sunshine does Wayne have in May?

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

What are the months with the highest UV index in Wayne?

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

How high is the UV index in May?

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

Average temperature in May - Wayne, PA
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in May: 53.8°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in May
Wayne, PA

Average pressure in May - Wayne, 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
Wayne, PA

Average wind speed in May - Wayne, PA
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in May
Wayne, PA

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

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April, July and August (73%).

Average rainfall in May
Wayne, PA

Average rainfall in May - Wayne, PA
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is August (2.72").
The driest months (with the least rainfall) are January, February and November (1.3").

Average rainfall days in May
Wayne, PA

Average rainfall days in May - Wayne, PA
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in May
Wayne, PA

Average snowfall in May - Wayne, PA
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (1.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Wayne, PA

Average snowfall days in May - Wayne, PA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 30min).

Average sunshine days in May
Wayne, PA

Average sunshine days in May - Wayne, PA
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (12.7 days).

Average UV index in May
Wayne, PA

Average UV index in May - Wayne, 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
Wayne, PA

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in May
Wayne, PA

Average visibility in May - Wayne, 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).

Wayne, Pennsylvania, USA

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