May weather forecast
Hollidaysburg, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Hollidaysburg, Pennsylvania, with an average temperature varying between 48.7°F (9.3°C) and 68.5°F (20.3°C).

Temperature

May marks a rise in the average high-temperature, moving from April's refreshing 57.7°F (14.3°C) to a pleasant 68.5°F (20.3°C). Hollidaysburg registers a consistent average low-temperature of 48.7°F (9.3°C) during May.

Humidity

In May, the average relative humidity is 79%.

Rainfall

May is the month with the most rainfall. Rain falls for 17.8 days and accumulates 2.76" (70mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Hollidaysburg. During 0.3 snowfall days, in May, Hollidaysburg aggregates 0.12" (3mm) of snow. In Hollidaysburg, Pennsylvania, during the entire year, snow falls for 50.3 days and aggregates up to 17.01" (432mm) of snow.

Daylight

In May, the average length of the day is 14h and 26min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:09 pm. On the last day of May, sunrise is at 5:45 am and sunset at 8:37 pm EDT.

Sunshine

In May, the average sunshine is 8.2h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, a regular UV index of 5 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The high-temperature, in May, in Hollidaysburg, is 68.5°F (20.3°C), while the low-temperature averages to 48.7°F (9.3°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 17.8 days and accumulates 2.76" (70mm) of precipitation.

How many days does it rain in May?

In Hollidaysburg, in May, during 17.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

What is the last month it snows in Hollidaysburg?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Hollidaysburg aggregates 0.12" (3mm) of snow.

What is the average length of the day in May?

In Hollidaysburg, the average day length in May is 14h and 26min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:11 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:37 pm EDT.

How many hours of sunshine does Hollidaysburg have in May?

In Hollidaysburg, the average sunshine duration in May is 8.2h.

What are the months with the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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
Hollidaysburg, PA

Average temperature in May - Hollidaysburg, PA
  • Average high temperature in May: 68.5°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 (31.5°F).

  • Average low temperature in May: 48.7°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure in May
Hollidaysburg, PA

Average pressure in May - Hollidaysburg, PA
  • Average pressure in May: 30.01"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).

Average wind speed in May
Hollidaysburg, PA

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

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in May
Hollidaysburg, PA

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

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in May
Hollidaysburg, PA

Average rainfall in May - Hollidaysburg, PA
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is November (1.46").

Average rainfall days in May
Hollidaysburg, PA

Average rainfall days in May - Hollidaysburg, PA
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in May
Hollidaysburg, PA

Average snowfall in May - Hollidaysburg, PA
  • Average snowfall in May: 0.12"

The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Hollidaysburg, PA

Average snowfall days in May - Hollidaysburg, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in May
Hollidaysburg, PA

Average sunshine days in May - Hollidaysburg, PA
  • Average sunshine days in May: 10.5 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (8.9 days).

Average UV index in May
Hollidaysburg, PA

Average UV index in May - Hollidaysburg, 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).

Average cloud cover in May
Hollidaysburg, PA

Average cloud cover in May - Hollidaysburg, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in May
Hollidaysburg, PA

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

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

Hollidaysburg, Pennsylvania, USA

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