May weather forecast
Easton, PA

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A golden shot of the green Northampton Street Bridge crossing over the Delaware River in Easton, Pennsylvania, colorful homes amid trees across the river
A golden shot of the green Northampton Street Bridge crossing over the Delaware River in Easton, Pennsylvania, colorful homes amid trees across the river

Weather in May

Moving into May, the bloom season in full swing and the onset of a typical summer season is eminent in Easton, Pennsylvania. The most interesting aspect of May's weather is a drastic swing in temperatures and all but disappearing snowfall, plummeting to 0.2" (5mm). The month is characterized by a considerable increase in daylight hours and longer sunshine duration. The wind speed decreases and the city stays relatively calm. As May gives way to June, this prevailing weather pattern continues, with increasingly warmer temperatures and clearer skies.

Temperature

A shift in the average high-temperature is noticeable in May, changing from a refreshing 58.6°F (14.8°C) in April to an agreeable 69.6°F (20.9°C). During the month of May, Easton experiences a steady low-temperature average of 50.2°F (10.1°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

In Easton, Pennsylvania, during May, the rain falls for 17.3 days and regularly aggregates up to 3.07" (78mm) of precipitation. In Easton, during the entire year, the rain falls for 156.5 days and collects up to 31.97" (812mm) 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, Easton aggregates 0.2" (5mm) of snow. In Easton, during the entire year, snow falls for 23.7 days and aggregates up to 13.39" (340mm) of snow.

Daylight

The average length of the day in May is 14h and 28min.
On the first day of May, sunrise is at 5:58 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:25 pm EDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 5 during May translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Easton in May?

The average high-temperature, in May, in Easton, is 69.6°F (20.9°C), while the average low-temperature is 50.2°F (10.1°C).

What is the average humidity in May?

The average relative humidity in May in Easton, Pennsylvania, is 79%.

How many days does it rain in May?

In Easton, in May, during 17.3 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Easton aggregates 0.2" (5mm) of snow.

How many hours of daylight does Easton have in May?

In May, the average day length in Easton is 14h and 28min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:25 pm EDT.

How long on average sun shines in May in Easton?

In Easton, the average sunshine duration in May is 8.4h.

What is the UV index intensity in May?

In Easton, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium 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
Easton, PA

Average temperature in May - Easton, PA
  • Average high temperature in May: 69.6°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in May: 50.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in May
Easton, PA

Average pressure in May - Easton, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Easton, PA

Average wind speed in May - Easton, PA
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in May
Easton, PA

Average humidity in May - Easton, PA
  • Average humidity in May: 79%

The months with the highest relative humidity are February, October and December (81%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in May
Easton, PA

Average rainfall in May - Easton, PA
  • Average rainfall in May: 3.07"

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in May
Easton, PA

Average rainfall days in May - Easton, PA
  • Average rainfall days in May: 17.3 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in May
Easton, PA

Average snowfall in May - Easton, PA
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Easton, PA

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

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Easton, PA
  • Average daylight in May: 14h and 3min

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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in May
Easton, PA

Average sunshine days in May - Easton, PA
  • Average sunshine days in May: 11.9 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in May
Easton, PA

Average UV index in May - Easton, PA
  • Average UV index in May: 5

The months with the highest UV index are June and July (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
Easton, PA

Average cloud cover in May - Easton, PA
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in May
Easton, PA

Average visibility in May - Easton, PA
  • Average visibility in May: 5mi

The months with the highest visibility are March, April and November (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September, October and December (5mi).

Easton, Pennsylvania, USA

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