May weather forecast
Lopez, PA

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Weather in May

The last month of the spring, May, is a comfortable month in Lopez, Pennsylvania, with an average temperature ranging between max 67.5°F (19.7°C) and min 47.8°F (8.8°C).

Temperature

As Lopez transitions into May, the average high-temperature shows a change, moving from a cool 55°F (12.8°C) in April to a comfortable 67.5°F (19.7°C). Lopez observes an average nighttime temperature of 47.8°F (8.8°C) during May.

Humidity

In May, the average relative humidity is 79%.

Rainfall

In Lopez, in May, during 19.3 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, there are 166.2 rainfall days, and 30.83" (783mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Lopez. During 0.3 snowfall days, in May, Lopez aggregates 0.35" (9mm) of snow. In Lopez, 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 in Lopez is 14h and 32min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:32 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 reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

What is the usual temperature for Lopez in May?

The high-temperature in Lopez, Pennsylvania, during May is 67.5°F (19.7°C) and the low-temperature is 47.8°F (8.8°C).

What is the average humidity in May in Lopez?

In May, the average relative humidity is 79%.

How much does it rain in Lopez in May?

In Lopez, during May, the rain falls for 19.3 days and regularly aggregates up to 2.91" (74mm) of precipitation.

What is the last month it snows in Lopez?

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

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

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

What time are sunrise and sunset in May in Lopez?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 8:03 pm. On the last day of the month, in Lopez, Pennsylvania, sunrise is at 5:34 am and sunset at 8:32 pm EDT.

How many hours of sunshine does Lopez have in May?

The average sunshine duration in May is 8.1h.

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

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

What is the UV index reading in May in Lopez?

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

Average temperature in May - Lopez, 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).

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Average pressure in May
Lopez, PA

Average pressure in May - Lopez, 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
Lopez, PA

Average wind speed in May - Lopez, 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).

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Average humidity in May
Lopez, PA

Average humidity in May - Lopez, 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%).

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Average rainfall in May
Lopez, PA

Average rainfall in May - Lopez, 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").

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Average rainfall days in May
Lopez, PA

Average rainfall days in May - Lopez, 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).

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Average snowfall in May
Lopez, PA

Average snowfall in May - Lopez, 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").

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Average snowfall days in May
Lopez, PA

Average snowfall days in May - Lopez, 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).

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

Average daylight in May / Average sunshine in May - Lopez, 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).

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Average sunshine days in May
Lopez, PA

Average sunshine days in May - Lopez, 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).

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Average UV index in May
Lopez, PA

Average UV index in May - Lopez, 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).

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Average cloud cover in May
Lopez, PA

Average cloud cover in May - Lopez, 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).

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Average visibility in May
Lopez, PA

Average visibility in May - Lopez, 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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Lopez, Pennsylvania, USA

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