May weather forecast
Arrowhead Lake, PA

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Weather in May

The last month of the spring, May, is a comfortable month in Arrowhead Lake, Pennsylvania, with an average temperature ranging between max 66.7°F (19.3°C) and min 48.2°F (9°C).

Temperature

In May, the meteorological conditions change with the average high-temperature moving from a fresh 55°F (12.8°C) in April to a refreshing 66.7°F (19.3°C). The average low-temperature during May nights is a frosty 48.2°F (9°C).

Humidity

The average relative humidity in May is 80%.

Rainfall

In Arrowhead Lake, Pennsylvania, during May, the rain falls for 14.1 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, in Arrowhead Lake, there are 121.5 rainfall days, and 10.51" (267mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Arrowhead Lake. May is the last month it regularly snows in Arrowhead Lake, Pennsylvania. During 0.3 snowfall days, in May, Arrowhead Lake aggregates 0.04" (1mm) of snow. In Arrowhead Lake, during the entire year, snow falls for 47 days and aggregates up to 8.23" (209mm) of snow.

Daylight

In May, the average length of the day is 14h and 31min.
On the first day of the month, sunrise is at 5:58 am and sunset at 7:59 pm. On the last day of May, in Arrowhead Lake, Pennsylvania, sunrise is at 5:31 am and sunset at 8:28 pm EDT.

Sunshine

In May, the average sunshine in Arrowhead Lake is 7.8h.

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 moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a regular UV index of 5 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the average May temperature in Arrowhead Lake?

The high-temperature during May is 66.7°F (19.3°C) and the low-temperature is 48.2°F (9°C).

What is the average humidity in May in Arrowhead Lake?

The average relative humidity in May in Arrowhead Lake, Pennsylvania, is 80%.

How much does it rain in Arrowhead Lake in May?

In May, in Arrowhead Lake, Pennsylvania, the rain falls for 14.1 days. Throughout May, 1.14" (29mm) of precipitation is accumulated.

What is the last month it snows in Arrowhead Lake?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Arrowhead Lake aggregates 0.04" (1mm) of snow.

How many hours of daylight does Arrowhead Lake have in May?

The average day length in May in Arrowhead Lake, Pennsylvania, is 14h and 31min.

When are sunrise and sunset in May in Arrowhead Lake?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Arrowhead Lake have in May?

In May, the average sunshine duration in Arrowhead Lake is 7.8h.

What is the month with the highest UV index in Arrowhead Lake?

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

What is the UV index reading in May in Arrowhead Lake?

In Arrowhead Lake, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Arrowhead Lake, PA

Average temperature in May - Arrowhead Lake, PA
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 48.2°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in May
Arrowhead Lake, PA

Average pressure in May - Arrowhead Lake, 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
Arrowhead Lake, PA

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

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in May
Arrowhead Lake, PA

Average humidity in May - Arrowhead Lake, PA
  • Average humidity in May: 80%

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%).

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Average rainfall in May
Arrowhead Lake, PA

Average rainfall in May - Arrowhead Lake, PA
  • Average rainfall in May: 1.14"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.51").

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Average rainfall days in May
Arrowhead Lake, PA

Average rainfall days in May - Arrowhead Lake, PA
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is February (6.3 days).

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Average snowfall in May
Arrowhead Lake, PA

Average snowfall in May - Arrowhead Lake, PA
  • Average snowfall in May: 0.04"

The months with the highest snowfall are January, February and March (1.73").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Arrowhead Lake, PA

Average snowfall days in May - Arrowhead Lake, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (11.8 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
Arrowhead Lake, PA

Average daylight in May / Average sunshine in May - Arrowhead Lake, 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: 7h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in May
Arrowhead Lake, PA

Average sunshine days in May - Arrowhead Lake, PA
  • Average sunshine days in May: 12.5 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (12.5 days).

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Average UV index in May
Arrowhead Lake, PA

Average UV index in May - Arrowhead Lake, 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
Arrowhead Lake, PA

Average cloud cover in May - Arrowhead Lake, PA
  • Average cloud cover in May: 53

The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in May
Arrowhead Lake, PA

Average visibility in May - Arrowhead Lake, 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).

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Arrowhead Lake, Pennsylvania, USA

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