May weather forecastMcAdams, PA

May

Weather in May

The last month of the spring, May, is a pleasant month in McAdams, Pennsylvania, with an average temperature fluctuating between 50.9°F (10.5°C) and 72.1°F (22.3°C).

Temperature

An escalation in the average high-temperature is seen with the onset of May, moving from a refreshing 60.1°F (15.6°C) in April to a pleasant 72.1°F (22.3°C). Throughout the month of May, McAdams witnesses an average temperature of 50.9°F (10.5°C).

Humidity

In McAdams, Pennsylvania, the average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 20.5 days. Throughout May, 3.35" (85mm) of precipitation is accumulated. Throughout the year, there are 183.5 rainfall days, and 34.37" (873mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, McAdams aggregates 0.16" (4mm) of snow. In McAdams, during the entire year, snow falls for 61.6 days and aggregates up to 23.9" (607mm) of snow.

Daylight

The average length of the day in May is 14h and 26min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:16 pm. On the last day of May, sunrise is at 5:53 am and sunset at 8:44 pm EDT.

Sunshine

In McAdams, the average sunshine in May is 8.7h.

UV index

In McAdams, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 5 in May translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In May, in McAdams, the average high-temperature is 72.1°F (22.3°C), and the average low-temperature is 50.9°F (10.5°C).

In May, the average relative humidity is 78%.

In McAdams, Pennsylvania, in May, during 20.5 rainfall days, 3.35" (85mm) of precipitation is typically accumulated.

May is the last month it regularly snows. During 0.2 snowfall days, in May, McAdams aggregates 0.16" (4mm) of snow.

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

In May, on the first day of the month, sunrise is at 6:19 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:44 pm EDT.

The average sunshine duration in May is 8.7h.

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

60.1°F

72.1°F

78.6°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8mph

6.5mph

6.1mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

10.3

9.2

Average UV index

Average cloud cover

Average visibility

Average temperature in May
McAdams, PA

Average high temperature in May: 72.1°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 (33.1°F).

Average low temperature in May: 50.9°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in May
McAdams, PA

Average pressure in May: 29.99"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).

Average wind speed in May
McAdams, PA

Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in May
McAdams, PA

Average humidity in May: 78%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in May
McAdams, PA

Average rainfall in May: 3.35"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in May
McAdams, PA

Average rainfall days in May: 20.5 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (10.7 days).

Average snowfall in May
McAdams, PA

Average snowfall in May: 0.16"

The month with the highest snowfall is January (6.1").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
McAdams, PA

Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May: 14h and 24min

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 42min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).