May weather forecast
Saint Nicholas, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Saint Nicholas, Pennsylvania, with an average temperature ranging between min 49.5°F (9.7°C) and max 68°F (20°C).

Temperature

The onset of May brings a rise in the average high-temperature, elevating from a refreshing 57.2°F (14°C) in April to a pleasant 68°F (20°C). In May, the average low-temperature records at a chilly 49.5°F (9.7°C) during the nights.

Humidity

The average relative humidity in May is 81%.

Rainfall

May is the month with the most rainfall. Rain falls for 19 days and accumulates 3.39" (86mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Saint Nicholas aggregates 0.31" (8mm) of snow. Throughout the year, there are 48.5 snowfall days, and 27.72" (704mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 29min.
On the first day of May, sunrise is at 6:01 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:29 pm EDT.

Sunshine

In Saint Nicholas, the average sunshine in May is 8.3h.

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 medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum high UV index of 5 in May translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

In Saint Nicholas, 68°F (20°C) is the average high-temperature and 49.5°F (9.7°C) is the average low-temperature during May.

What is the average humidity in May in Saint Nicholas?

The average relative humidity in May is 81%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 19 days and typically aggregates up to 3.39" (86mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 19 days. Throughout May, 3.39" (86mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Saint Nicholas aggregates 0.31" (8mm) of snow.

How many hours of daylight does Saint Nicholas have in May?

In May, the average day length is 14h and 29min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:29 pm EDT.

How many hours of sunshine does Saint Nicholas have in May?

In Saint Nicholas, the average sunshine duration in May is 8.3h.

What is the month with the highest UV index?

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 Saint Nicholas, Pennsylvania, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Saint Nicholas, PA

Average temperature in May - Saint Nicholas, PA
  • Average high temperature in May: 68°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 (31.8°F).

  • Average low temperature in May: 49.5°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in May
Saint Nicholas, PA

Average pressure in May - Saint Nicholas, 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).

Average wind speed in May
Saint Nicholas, PA

Average wind speed in May - Saint Nicholas, PA
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in May
Saint Nicholas, PA

Average humidity in May - Saint Nicholas, PA
  • Average humidity in May: 81%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in May
Saint Nicholas, PA

Average rainfall in May - Saint Nicholas, PA
  • Average rainfall in May: 3.39"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in May
Saint Nicholas, PA

Average rainfall days in May - Saint Nicholas, PA
  • Average rainfall days in May: 19 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in May
Saint Nicholas, PA

Average snowfall in May - Saint Nicholas, PA
  • Average snowfall in May: 0.31"

The month with the highest snowfall is January (7.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Saint Nicholas, PA

Average snowfall days in May - Saint Nicholas, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Saint Nicholas, PA

Average daylight in May / Average sunshine in May - Saint Nicholas, 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 18min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).

Average sunshine days in May
Saint Nicholas, PA

Average sunshine days in May - Saint Nicholas, PA
  • Average sunshine days in May: 9.1 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.1 days).

Average UV index in May
Saint Nicholas, PA

Average UV index in May - Saint Nicholas, 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, February, March, November and December (UV index 2).

Average cloud cover in May
Saint Nicholas, PA

Average cloud cover in May - Saint Nicholas, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in May
Saint Nicholas, PA

Average visibility in May - Saint Nicholas, 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).

Saint Nicholas, Pennsylvania, USA

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