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
The shift into May is characterized by a rise in the average high-temperature, transitioning from April's refreshing 60.4°F (15.8°C) to a pleasant 71.1°F (21.7°C). Throughout the month of May, Yardley observes an average nighttime temperature of 53.2°F (11.8°C).Humidity
In May, the average relative humidity is 77%.Rainfall
In May, the rain falls for 13.1 days. Throughout May, 0.98" (25mm) of precipitation is accumulated. Throughout the year, there are 116.7 rainfall days, and 10.12" (257mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in Yardley. May is the last month it regularly snows. During 0.1 snowfall days, in May, Yardley aggregates 0.2" (5mm) of snow. In Yardley, during the entire year, snow falls for 14.2 days and aggregates up to 2.44" (62mm) of snow.Daylight
The average length of the day in May in Yardley is 14h and 26min.On the first day of May in Yardley, Pennsylvania, sunrise is at 5:57 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 8:22 pm EDT.
Sunshine
The average sunshine in May in Yardley is 8.7h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 6 in May transforms into this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the temperature in May in Yardley?
What is the average humidity in May in Yardley?
How many days does it rain in May in Yardley?
What is the last month it snows in Yardley?
What is the average length of the day in May in Yardley?
When are sunrise and sunset in May in Yardley?
How long on average sun shines in May in Yardley?
What is the month with the highest UV index in Yardley?
How high is the UV index in May in Yardley?
Average temperature in May
Yardley, PA
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in May: 53.2°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in May
Yardley, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Yardley, PA
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Yardley, PA
- Average humidity in May: 77%
The months with the highest relative humidity are February, October and December (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in May
Yardley, PA
- Average rainfall in May: 0.98"
The wettest month (with the highest rainfall) is July (1.26").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in May
Yardley, PA
- Average rainfall days in May: 13.1 days
The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in May
Yardley, PA
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Yardley, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Yardley, 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 24min).
- Average sunshine in May: 8h and 4min
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 48min).
Average sunshine days in May
Yardley, PA
- Average sunshine days in May: 14.9 days
The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is June (14.8 days).
Average UV index in May
Yardley, 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, March, November and December (UV index 2).
Average cloud cover in May
Yardley, PA
- Average cloud cover in May: 46
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Yardley, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Yardley, Pennsylvania, USA
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