May weather forecast
Mountain Top, PA

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Weather in May

The last month of the spring, May, is a comfortable month in Mountain Top, Pennsylvania, with an average temperature fluctuating between 67.6°F (19.8°C) and 48°F (8.9°C).

Temperature

The start of May brings a rise in the average high-temperature, moving from a refreshing 55.4°F (13°C) in April to a comfortable 67.6°F (19.8°C). Mountain Top records a steady low-temperature average of 48°F (8.9°C) during May.

Humidity

In May, the average relative humidity is 79%.

Rainfall

In Mountain Top, during May, the rain falls for 15.4 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Mountain Top, during the entire year, the rain falls for 142.7 days and collects up to 13.19" (335mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Mountain Top. May is the last month it regularly snows. During 0.2 snowfall days, in May, Mountain Top aggregates 0.04" (1mm) of snow. Throughout the year, there are 49.9 snowfall days, and 9.92" (252mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 31min.
On the first day of May in Mountain Top, Pennsylvania, sunrise is at 6:00 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:29 pm EDT.

Sunshine

The average sunshine in May is 8.1h.

UV index

The months with the highest UV index in Mountain Top, Pennsylvania, are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What are May temperatures in Mountain Top?

In Mountain Top, in May, the average high-temperature is 67.6°F (19.8°C), and the average low-temperature is 48°F (8.9°C).

What is the average humidity in May in Mountain Top?

The average relative humidity in May is 79%.

How much does it rain in Mountain Top in May?

In Mountain Top, during May, the rain falls for 15.4 days and regularly aggregates up to 1.18" (30mm) of precipitation.

What is the last month it snows in Mountain Top?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Mountain Top aggregates 0.04" (1mm) of snow.

What is the average length of the day in May in Mountain Top?

In May, the average day length in Mountain Top is 14h and 31min.

When is the sunrise / sunset in May in Mountain Top?

In May, on the first day of the month, sunrise is at 6:00 am and sunset at 8:01 pm. On the last day of the month, in Mountain Top, sunrise is at 5:33 am and sunset at 8:29 pm EDT.

How long on average sun shines in May in Mountain Top?

In Mountain Top, the average sunshine duration in May is 8.1h.

When is the highest UV index in Mountain Top?

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 Mountain Top?

In Mountain Top, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe 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
Mountain Top, PA

Average temperature in May - Mountain Top, PA
  • Average high temperature in May: 67.6°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 (30.6°F).

  • Average low temperature in May: 48°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in May
Mountain Top, PA

Average pressure in May - Mountain Top, 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).

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Average wind speed in May
Mountain Top, PA

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

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Mountain Top, PA

Average humidity in May - Mountain Top, PA
  • Average humidity in May: 79%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in May
Mountain Top, PA

Average rainfall in May - Mountain Top, PA
  • Average rainfall in May: 1.18"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.71").

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Average rainfall days in May
Mountain Top, PA

Average rainfall days in May - Mountain Top, PA
  • Average rainfall days in May: 15.4 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in May
Mountain Top, PA

Average snowfall in May - Mountain Top, PA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Mountain Top, PA

Average snowfall days in May - Mountain Top, PA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Mountain Top, PA

Average daylight in May / Average sunshine in May - Mountain Top, 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 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

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Average sunshine days in May
Mountain Top, PA

Average sunshine days in May - Mountain Top, PA
  • Average sunshine days in May: 13.2 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (11.6 days).

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Average UV index in May
Mountain Top, PA

Average UV index in May - Mountain Top, PA
  • Average UV index in May: 5

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

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Average cloud cover in May
Mountain Top, PA

Average cloud cover in May - Mountain Top, PA
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in May
Mountain Top, PA

Average visibility in May - Mountain Top, 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).

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Mountain Top, Pennsylvania, USA

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