May weather forecast
Holtwood, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Holtwood, Pennsylvania, with an average temperature varying between 70.3°F (21.3°C) and 52.9°F (11.6°C).

Temperature

Noticing a change, the average high-temperature during May moves from April's mild 60.6°F (15.9°C) to an agreeable 70.3°F (21.3°C). In the month of May, an average of 52.9°F (11.6°C) marks the low-temperature in Holtwood.

Humidity

May is the most humid month in Holtwood, Pennsylvania, with an average relative humidity of 81%.

Rainfall

In Holtwood, during May, the rain falls for 18.1 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Holtwood, during the entire year, the rain falls for 156.5 days and collects up to 28.74" (730mm) of precipitation.

Snowfall

In Holtwood, snow does not fall in May through September.

Daylight

In May, the average length of the day is 14h and 23min.
On the first day of May in Holtwood, sunrise is at 6:04 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:27 pm EDT.

Sunshine

The average sunshine in May is 8.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Holtwood. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Frequently asked questions

What are the temperatures in Holtwood in May?

In Holtwood, in May, the average high-temperature is 70.3°F (21.3°C), and the average low-temperature is 52.9°F (11.6°C).

What is the most humid month in Holtwood?

The most humid month in Holtwood, Pennsylvania, is May, with an average relative humidity of 81%.

What is the average humidity in May in Holtwood?

The average relative humidity in May in Holtwood is 81%.

How many days does it rain in May in Holtwood?

In Holtwood, Pennsylvania, in May, during 18.1 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When it does not snow in Holtwood?

May through September are months without snowfall in Holtwood.

Does it snow in Holtwood in May?

In May, in Holtwood, it doesn't snow. April is the latest month when it typically snows.

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

In May, the average day length in Holtwood is 14h and 23min.

When is the sunrise / sunset in May in Holtwood?

In May, on the first day of the month, sunrise is at 6:04 am and sunset at 8:00 pm. On the last day of the month, in Holtwood, Pennsylvania, sunrise is at 5:39 am and sunset at 8:27 pm EDT.

How many hours of sunshine does Holtwood have in May?

The average sunshine duration in May in Holtwood, Pennsylvania, is 8.4h.

When is the highest UV index in Holtwood?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Holtwood, Pennsylvania.

What is the UV index intensity in May in Holtwood?

In May, the average daily maximum UV index in Holtwood is 6. A UV Index value of 6 to 7 symbolizes a high 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
Holtwood, PA

Average temperature in May - Holtwood, PA
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in May: 52.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in May
Holtwood, PA

Average pressure in May - Holtwood, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Holtwood, PA

Average wind speed in May - Holtwood, PA
  • Average wind speed in May: 6.8mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in May
Holtwood, PA

Average humidity in May - Holtwood, PA
  • Average humidity in May: 81%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are March and April (76%).

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Average rainfall in May
Holtwood, PA

Average rainfall in May - Holtwood, PA
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is February (1.89").

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Average rainfall days in May
Holtwood, PA

Average rainfall days in May - Holtwood, PA
  • Average rainfall days in May: 18.1 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (8.4 days).

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Average snowfall in May
Holtwood, PA

Average snowfall in May - Holtwood, PA
  • Average snowfall in May: 0"

The month with the highest snowfall is March (4.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Holtwood, PA

Average snowfall days in May - Holtwood, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Holtwood, PA
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Holtwood, PA

Average sunshine days in May - Holtwood, PA
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in May
Holtwood, PA

Average UV index in May - Holtwood, PA
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Holtwood, PA

Average cloud cover in May - Holtwood, PA
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Holtwood, PA

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

The months with the highest visibility are January, February, March, April, June, July, October, November and December (6mi).
The months with the lowest visibility are May, August and September (5mi).

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Holtwood, Pennsylvania, USA

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