Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
With the onset of May, Porters Sideling's average high-temperature experiences a rise, moving from April's refreshing 60.8°F (16°C) to an agreeable 70.9°F (21.6°C). Nightly temperatures drop to an average low of 52.9°F (11.6°C) in May.Humidity
With an average relative humidity of 81%, May is the most humid month.Rainfall
In Porters Sideling, in May, during 18 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Porters Sideling, during the entire year, the rain falls for 164.9 days and collects up to 32.68" (830mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Porters Sideling aggregates 0.16" (4mm) of snow. Throughout the year, in Porters Sideling, there are 26.7 snowfall days, and 14.37" (365mm) of snow is accumulated.Daylight
In Porters Sideling, the average length of the day in May is 14h and 23min.On the first day of the month, sunrise is at 6:06 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:41 am and sunset at 8:29 pm EDT.
Sunshine
In Porters Sideling, Pennsylvania, the average sunshine in May is 8.5h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The average daily UV index of 6 in May transforms into the following instructions:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the most humid month?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May in Porters Sideling?
How long on average sun shines in May?
What is the month with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Porters Sideling, PA
- Average high temperature in May: 70.9°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in May: 52.9°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in May
Porters Sideling, 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 (29.94"Hg).
Average wind speed in May
Porters Sideling, PA
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in May
Porters Sideling, 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, April and November (76%).
Average rainfall in May
Porters Sideling, PA
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in May
Porters Sideling, PA
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in May
Porters Sideling, PA
- Average snowfall in May: 0.16"
The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Porters Sideling, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Porters Sideling, 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 3min
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).
Average sunshine days in May
Porters Sideling, PA
- Average sunshine days in May: 10.5 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in May
Porters Sideling, 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).
Average cloud cover in May
Porters Sideling, PA
- Average cloud cover in May: 46
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Porters Sideling, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Porters Sideling, Pennsylvania, USA
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