May weather forecast
Levittown, PA

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Weather in May

May, the last month of the spring in Levittown, is an agreeable month, with an average temperature varying between 12.1°C (53.8°F) and 21.8°C (71.2°F).

Temperature

Levittown's transition into May brings a rise in the average high-temperature, moving from an enjoyable 16.2°C (61.2°F) in April to an agreeable 21.8°C (71.2°F). Levittown observes an average nighttime low-temperature of 12.1°C (53.8°F) during the month of May.

Humidity

In Levittown, the average relative humidity in May is 76%.

Rainfall

In Levittown, in May, it is raining for 16.8 days, with typically 71mm (2.8") of accumulated precipitation. In Levittown, during the entire year, the rain falls for 154.4 days and collects up to 797mm (31.38") of precipitation.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Levittown aggregates 6mm (0.24") of snow. In Levittown, during the entire year, snow falls for 15.9 days and aggregates up to 216mm (8.5") of snow.

Daylight

In Levittown, Pennsylvania, the average length of the day in May is 14h and 25min.
On the first day of May, sunrise is at 5:57 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:22 pm EDT.

Sunshine

In May, the average sunshine is 8.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the average May temperature?

The high-temperature during May is 21.8°C (71.2°F) and the low-temperature is 12.1°C (53.8°F).

What is the average humidity in May?

The average relative humidity in May is 76%.

How much does it rain in May?

In May, in Levittown, the rain falls for 16.8 days. Throughout May, 71mm (2.8") of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Levittown aggregates 6mm (0.24") of snow.

How many hours of daylight does Levittown have in May?

The average day length in May is 14h and 25min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:57 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:22 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.7h.

When is the highest UV index in Levittown?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May?

In May, the average daily maximum UV index in Levittown is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Levittown, PA

Average temperature in May - Levittown, PA
  • Average high temperature in May: 21.8°C

The warmest month (with the highest average high temperature) is July (29.7°C).
The month with the lowest average high temperature is January (2.8°C).

  • Average low temperature in May: 12.1°C

The month with the highest average low temperature is July (20°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

Average pressure in May
Levittown, PA

Average pressure in May - Levittown, PA
  • Average pressure in May: 1016.4mbar

The month with the highest atmospheric pressure is November (1019.8mbar).
The month with the lowest atmospheric pressure is June (1013.7mbar).

Average wind speed in May
Levittown, PA

Average wind speed in May - Levittown, PA
  • Average wind speed in May: 11.1km/h

The windiest month (with the highest average wind speed) is March (13.8km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in May
Levittown, PA

Average humidity in May - Levittown, PA
  • Average humidity in May: 76%

The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall in May
Levittown, PA

Average rainfall in May - Levittown, PA
  • Average rainfall in May: 71mm

The wettest month (with the highest rainfall) is July (93mm).
The driest month (with the least rainfall) is January (48mm).

Average rainfall days in May
Levittown, PA

Average rainfall days in May - Levittown, PA
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8 days).

Average snowfall in May
Levittown, PA

Average snowfall in May - Levittown, PA
  • Average snowfall in May: 6mm

The month with the highest snowfall is March (76mm).
The months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in May
Levittown, PA

Average snowfall days in May - Levittown, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (4.8 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
Levittown, PA

Average daylight in May / Average sunshine in May - Levittown, 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
Levittown, PA

Average sunshine days in May - Levittown, PA
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in May
Levittown, PA

Average UV index in May - Levittown, 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
Levittown, PA

Average cloud cover in May - Levittown, PA
  • Average cloud cover in May: 46

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Levittown, PA

Average visibility in May - Levittown, PA
  • Average visibility in May: 8km

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is May (8km).

Levittown, Pennsylvania, USA

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