May weather forecast
Coupon, PA

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Weather in May

May, the last month of the spring in Coupon, is an enjoyable month, with an average temperature varying between 48.7°F (9.3°C) and 67.8°F (19.9°C).

Temperature

In May, the meteorological conditions change with the average high-temperature moving from a mild 56.7°F (13.7°C) in April to an enjoyable 67.8°F (19.9°C). Throughout May nights, Coupon registers an average low-temperature of 48.7°F (9.3°C).

Humidity

In May, the average relative humidity is 80%.

Rainfall

May is the month with the most rainfall. Rain falls for 19.8 days and accumulates 3.62" (92mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Coupon. May is the last month it regularly snows in Coupon, Pennsylvania. During 0.8 snowfall days, in May, Coupon aggregates 0.31" (8mm) of snow. In Coupon, during the entire year, snow falls for 70.6 days and aggregates up to 40.12" (1019mm) of snow.

Daylight

In Coupon, the average length of the day in May is 14h and 27min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:10 pm. On the last day of May, in Coupon, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

Sunshine

The average sunshine in May in Coupon, Pennsylvania, is 8.1h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What is the usual temperature for Coupon in May?

Coupon in May has an average high-temperature of 67.8°F (19.9°C) and an average low-temperature of 48.7°F (9.3°C).

What is the average humidity in May in Coupon?

In May, the average relative humidity is 80%.

What is the rainiest month in Coupon?

The month with the most rainfall in Coupon, Pennsylvania, is May, when the rain falls for 19.8 days and typically aggregates up to 3.62" (92mm) of precipitation.

How many days does it rain in May in Coupon?

In Coupon, during May, the rain falls for 19.8 days and regularly aggregates up to 3.62" (92mm) of precipitation.

What is the last month it snows in Coupon?

May is the last month it regularly snows in Coupon, Pennsylvania. During 0.8 snowfall days, in May, Coupon aggregates 0.31" (8mm) of snow.

How many hours of daylight does Coupon have in May?

In Coupon, Pennsylvania, the average day length in May is 14h and 27min.

When are sunrise and sunset in May in Coupon?

On the first day of May, sunrise is at 6:11 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Coupon have in May?

In Coupon, Pennsylvania, the average sunshine duration in May is 8.1h.

What are the months with the highest UV index in Coupon?

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 Coupon?

The average daily maximum UV index in May in Coupon is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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
Coupon, PA

Average temperature in May - Coupon, PA
  • Average high temperature in May: 67.8°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in May
Coupon, PA

Average pressure in May - Coupon, PA
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Coupon, PA

Average wind speed in May - Coupon, PA
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Coupon, PA

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

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, June and July (78%).

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Average rainfall in May
Coupon, PA

Average rainfall in May - Coupon, PA
  • Average rainfall in May: 3.62"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (2.01").

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Average rainfall days in May
Coupon, PA

Average rainfall days in May - Coupon, PA
  • Average rainfall days in May: 19.8 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in May
Coupon, PA

Average snowfall in May - Coupon, PA
  • Average snowfall in May: 0.31"

The month with the highest snowfall is February (8.86").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Coupon, PA

Average snowfall days in May - Coupon, PA
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (18 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
Coupon, PA

Average daylight in May / Average sunshine in May - Coupon, PA
  • Average daylight in May: 14h and 3min

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 18min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in May
Coupon, PA

Average sunshine days in May - Coupon, PA
  • Average sunshine days in May: 9.5 days

The month with the most sunshine days is November (13.5 days).
The months with the least sunshine days are January and February (7.7 days).

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Average UV index in May
Coupon, PA

Average UV index in May - Coupon, 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
Coupon, PA

Average cloud cover in May - Coupon, PA
  • Average cloud cover in May: 51

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 39).

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Average visibility in May
Coupon, PA

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

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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Coupon, Pennsylvania, USA

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