May weather forecast
Shawnee on Delaware, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Shawnee on Delaware, Pennsylvania, with an average temperature varying between 68.5°F (20.3°C) and 49.1°F (9.5°C).

Temperature

May's arrival is marked by an increase in the average high-temperature, moving from a refreshing 56.8°F (13.8°C) in April to an agreeable 68.5°F (20.3°C). Shawnee on Delaware reports a consistent average low-temperature of 49.1°F (9.5°C) throughout May nights.

Humidity

The average relative humidity in May is 79%.

Rainfall

In Shawnee on Delaware, in May, during 15.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Shawnee on Delaware, during the entire year, the rain falls for 135.7 days and collects up to 23.74" (603mm) 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, Shawnee on Delaware aggregates 0.47" (12mm) of snow. Throughout the year, there are 33.7 snowfall days, and 16.65" (423mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 29min.
On the first day of May, sunrise is at 5:57 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May in Shawnee on Delaware is 8.1h.

UV index

In Shawnee on Delaware, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During May, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

During May, Shawnee on Delaware experiences an average high-temperature of 68.5°F (20.3°C) and a low-temperature of 49.1°F (9.5°C).

What is the average humidity in May in Shawnee on Delaware?

In Shawnee on Delaware, Pennsylvania, the average relative humidity in May is 79%.

How much does it rain in May?

In Shawnee on Delaware, in May, it is raining for 15.5 days, with typically 2.32" (59mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Shawnee on Delaware aggregates 0.47" (12mm) of snow.

How many hours of daylight does Shawnee on Delaware have in May?

In Shawnee on Delaware, the average day length in May is 14h and 29min.

When is the sunrise / sunset in May?

On the first day of May in Shawnee on Delaware, sunrise is at 5:57 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.1h.

How high is the UV index in May?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Shawnee on Delaware, PA

Average temperature in May - Shawnee on Delaware, PA
  • Average high temperature in May: 68.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in May: 49.1°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in May
Shawnee on Delaware, PA

Average pressure in May - Shawnee on Delaware, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Shawnee on Delaware, PA

Average wind speed in May - Shawnee on Delaware, PA
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in May
Shawnee on Delaware, PA

Average humidity in May - Shawnee on Delaware, PA
  • Average humidity in May: 79%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is April (76%).

Average rainfall in May
Shawnee on Delaware, PA

Average rainfall in May - Shawnee on Delaware, PA
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is July (2.48").
The driest month (with the least rainfall) is September (1.22").

Average rainfall days in May
Shawnee on Delaware, PA

Average rainfall days in May - Shawnee on Delaware, PA
  • Average rainfall days in May: 15.5 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in May
Shawnee on Delaware, PA

Average snowfall in May - Shawnee on Delaware, PA
  • Average snowfall in May: 0.47"

The month with the highest snowfall is March (3.82").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Shawnee on Delaware, PA

Average snowfall days in May - Shawnee on Delaware, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Shawnee on Delaware, PA

Average daylight in May / Average sunshine in May - Shawnee on Delaware, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in May
Shawnee on Delaware, PA

Average sunshine days in May - Shawnee on Delaware, PA
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in May
Shawnee on Delaware, PA

Average UV index in May - Shawnee on Delaware, PA
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Shawnee on Delaware, PA

Average cloud cover in May - Shawnee on Delaware, PA
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in May
Shawnee on Delaware, PA

Average visibility in May - Shawnee on Delaware, 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).

Shawnee on Delaware, Pennsylvania, USA

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