May weather forecast
Stonetown, PA

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Weather in May

May, the last month of the spring in Stonetown, is an agreeable month, with an average temperature varying between 51.4°F (10.8°C) and 70.3°F (21.3°C).

Temperature

May brings an increase in the average high-temperature, progressing from a mild 59.5°F (15.3°C) in April to an agreeable 70.3°F (21.3°C). Throughout the month of May, the average temperature dips to a fresh 51.4°F (10.8°C) at night.

Humidity

In May, the average relative humidity in Stonetown is 80%.

Rainfall

In Stonetown, in May, during 15.7 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Stonetown, Pennsylvania, during the entire year, the rain falls for 129 days and collects up to 13.5" (343mm) of precipitation.

Snowfall

Months with snowfall in Stonetown are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Stonetown aggregates 0.04" (1mm) of snow. In Stonetown, Pennsylvania, during the entire year, snow falls for 19.4 days and aggregates up to 4.45" (113mm) of snow.

Daylight

The average length of the day in May is 14h and 26min.
On the first day of the month, sunrise is at 6:01 am and sunset at 7:59 pm. On the last day of May, in Stonetown, sunrise is at 5:35 am and sunset at 8:26 pm EDT.

Sunshine

In May, the average sunshine in Stonetown, Pennsylvania, is 8.4h.

UV index

May through July, with an average maximum UV index of 6, are months with the highest UV index in Stonetown. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 6 in May leads to these guidelines:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in May in Stonetown?

The average high-temperature, in May, in Stonetown, is 70.3°F (21.3°C), while the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in May in Stonetown?

In Stonetown, Pennsylvania, the average relative humidity in May is 80%.

How much does it rain in Stonetown in May?

In Stonetown, Pennsylvania, in May, during 15.7 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

What is the last month it snows in Stonetown?

May is the last month it regularly snows in Stonetown, Pennsylvania. During 0.1 snowfall days, in May, Stonetown aggregates 0.04" (1mm) of snow.

What is the average length of the day in May in Stonetown?

In Stonetown, Pennsylvania, the average day length in May is 14h and 26min.

When is the sunrise / sunset in May in Stonetown?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 7:59 pm. On the last day of the month, in Stonetown, sunrise is at 5:35 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Stonetown have in May?

In May, the average sunshine duration in Stonetown, Pennsylvania, is 8.4h.

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

May through July, with an average maximum UV index of 6, are months with the highest UV index in Stonetown, Pennsylvania.

What is the UV index intensity in May in Stonetown?

The average daily maximum UV index in May in Stonetown, Pennsylvania, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Stonetown, PA

Average temperature in May - Stonetown, PA
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in May
Stonetown, PA

Average pressure in May - Stonetown, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Stonetown, PA

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

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Stonetown, PA

Average humidity in May - Stonetown, PA
  • Average humidity in May: 80%

The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in May
Stonetown, PA

Average rainfall in May - Stonetown, PA
  • Average rainfall in May: 1.3"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in May
Stonetown, PA

Average rainfall days in May - Stonetown, PA
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in May
Stonetown, PA

Average snowfall in May - Stonetown, PA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Stonetown, PA

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

The month with the highest number of snowfall days is January (6 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
Stonetown, PA

Average daylight in May / Average sunshine in May - Stonetown, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Stonetown, PA

Average sunshine days in May - Stonetown, PA
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in May
Stonetown, PA

Average UV index in May - Stonetown, PA
  • Average UV index in May: 6

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in May
Stonetown, PA

Average cloud cover in May - Stonetown, PA
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Stonetown, PA

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

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

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Stonetown, Pennsylvania, USA

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