May weather forecast
Stull, PA

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Weather in May

May, the last month of the spring in Stull, is an enjoyable month, with temperature in the range of an average high of 67.5°F (19.7°C) and an average low of 47.8°F (8.8°C).

Temperature

As Stull transitions into May, the average high-temperature shows a change, moving from a fresh 55°F (12.8°C) in April to a refreshing 67.5°F (19.7°C). An average low-temperature of 47.8°F (8.8°C) marks the month of May.

Humidity

The average relative humidity in May is 79%.

Rainfall

In Stull, during May, the rain falls for 19.3 days and regularly aggregates up to 2.91" (74mm) of precipitation. In Stull, during the entire year, the rain falls for 166.2 days and collects up to 30.83" (783mm) 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, Stull aggregates 0.35" (9mm) of snow. In Stull, during the entire year, snow falls for 57.9 days and aggregates up to 29.53" (750mm) of snow.

Daylight

The average length of the day in May is 14h and 32min.
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 8:31 pm EDT.

Sunshine

In May, the average sunshine is 8.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 5 in May translates into these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

An average high-temperature, in May, in Stull, is 67.5°F (19.7°C) and the average low-temperature is 47.8°F (8.8°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

How much does it rain in May?

In May, the rain falls for 19.3 days. Throughout May, 2.91" (74mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Stull aggregates 0.35" (9mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 32min.

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 8:02 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:31 pm EDT.

How many hours of sunshine does Stull have in May?

The average sunshine duration in May is 8.1h.

When is the highest UV index?

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

How high is the UV index in May in Stull?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Stull, PA

Average temperature in May - Stull, PA
  • Average high temperature in May: 67.5°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.8°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 (18.3°F).

Average pressure in May
Stull, PA

Average pressure in May - Stull, 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
Stull, PA

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

The windiest months (with the highest average wind speed) are March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Stull, PA

Average humidity in May - Stull, PA
  • Average humidity in May: 79%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).

Average rainfall in May
Stull, PA

Average rainfall in May - Stull, PA
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in May
Stull, PA

Average rainfall days in May - Stull, PA
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in May
Stull, PA

Average snowfall in May - Stull, PA
  • Average snowfall in May: 0.35"

The month with the highest snowfall is February (8.66").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Stull, PA

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

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Stull, 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 12min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in May
Stull, PA

Average sunshine days in May - Stull, PA
  • Average sunshine days in May: 9.9 days

The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in May
Stull, PA

Average UV index in May - Stull, PA
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in May
Stull, PA

Average cloud cover in May - Stull, PA
  • Average cloud cover in May: 50

The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in May
Stull, PA

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

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

Stull, Pennsylvania, USA

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