May weather forecast
Clymer, PA

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Weather in May

May, the last month of the spring in Clymer, is a pleasant month, with an average temperature ranging between max 69.3°F (20.7°C) and min 49.3°F (9.6°C).

Temperature

May brings a temperature increase, with average high-temperatures moving from April's mild 57.6°F (14.2°C) to an agreeable 69.3°F (20.7°C). May nights observe an average temperature dip to a frosty 49.3°F (9.6°C).

Humidity

The average relative humidity in May in Clymer is 79%.

Rainfall

May is the month with the most rainfall in Clymer. Rain falls for 21.5 days and accumulates 3.62" (92mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.6 snowfall days, in May, Clymer aggregates 0.24" (6mm) of snow. Throughout the year, in Clymer, there are 67.3 snowfall days, and 28.62" (727mm) of snow is accumulated.

Daylight

In Clymer, the average length of the day in May is 14h and 28min.
On the first day of May, sunrise is at 6:13 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:40 pm EDT.

Sunshine

The average sunshine in May is 8.6h.

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 unprotected exposure to Sun's UV rays for average individuals.
Note: In May, a regular UV index of 5 translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What are the temperatures in Clymer in May?

The high-temperature, in May, in Clymer, records 69.3°F (20.7°C), while the low-temperature is 49.3°F (9.6°C).

What is the average humidity in May in Clymer?

The average relative humidity in May in Clymer, Pennsylvania, is 79%.

What is the wettest month in Clymer?

The month with the most rainfall in Clymer is May, when the rain falls for 21.5 days and typically aggregates up to 3.62" (92mm) of precipitation.

How much does it rain in Clymer in May?

In Clymer, in May, during 21.5 rainfall days, 3.62" (92mm) of precipitation is typically accumulated.

What is the last month it snows in Clymer?

May is the last month it regularly snows in Clymer, Pennsylvania. During 0.6 snowfall days, in May, Clymer aggregates 0.24" (6mm) of snow.

How many hours of daylight does Clymer have in May?

In Clymer, the average day length in May is 14h and 28min.

What time are sunrise and sunset in May in Clymer?

On the first day of May in Clymer, Pennsylvania, sunrise is at 6:13 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:40 pm EDT.

How many hours of sunshine does Clymer have in May?

In Clymer, Pennsylvania, the average sunshine duration in May is 8.6h.

When is the highest UV index in Clymer?

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

What is the UV index intensity in May in Clymer?

The average daily maximum UV index in May in Clymer is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Clymer, PA

Average temperature in May - Clymer, PA
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in May: 49.3°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in May
Clymer, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Clymer, PA

Average wind speed in May - Clymer, PA
  • Average wind speed in May: 6.9mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Clymer, PA

Average humidity in May - Clymer, PA
  • Average humidity in May: 79%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).

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Average rainfall in May
Clymer, PA

Average rainfall in May - Clymer, 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 (1.93").

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Average rainfall days in May
Clymer, PA

Average rainfall days in May - Clymer, PA
  • Average rainfall days in May: 21.5 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in May
Clymer, PA

Average snowfall in May - Clymer, PA
  • Average snowfall in May: 0.24"

The month with the highest snowfall is January (7.05").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Clymer, PA

Average snowfall days in May - Clymer, PA
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is January (17.6 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
Clymer, PA

Average daylight in May / Average sunshine in May - Clymer, 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 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in May
Clymer, PA

Average sunshine days in May - Clymer, PA
  • Average sunshine days in May: 7.9 days

The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in May
Clymer, PA

Average UV index in May - Clymer, 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
Clymer, PA

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

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in May
Clymer, PA

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

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