May weather forecast
Newtown Square, MD

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Weather in May

May, the last month of the spring in Newtown Square, is a pleasant month, with an average temperature varying between 56.8°F (13.8°C) and 71.2°F (21.8°C).

Temperature

As Newtown Square transitions into May, the average high-temperature is observed to rise from a comfortable 62.1°F (16.7°C) in April to a pleasant 71.2°F (21.8°C). Newtown Square observes an average low-temperature of 56.8°F (13.8°C) during May nights.

Humidity

The most humid month is May, with an average relative humidity of 79%.

Rainfall

In Newtown Square, in May, it is raining for 16.8 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 154.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 19min.
On the first day of the month, sunrise is at 6:05 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:40 am and sunset at 8:23 pm EDT.

Sunshine

In May, the average sunshine is 9h.

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 vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In May, a daily UV index of 6 turns into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the temperature in May?

In Newtown Square, 71.2°F (21.8°C) is the average high-temperature and 56.8°F (13.8°C) is the average low-temperature during May.

What is the most humid month?

May is the most humid month, with an average relative humidity of 79%.

What is the average humidity in May?

In Newtown Square, the average relative humidity in May is 79%.

How much does it rain in May?

In May, the rain falls for 16.8 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May?

In Newtown Square, the average day length in May is 14h and 19min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:23 pm EDT.

How many hours of sunshine does Newtown Square have in May?

In Newtown Square, the average sunshine duration in May is 9h.

When is the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index in Newtown Square is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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
Newtown Square, MD

Average temperature in May - Newtown Square, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in May: 56.8°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in May
Newtown Square, MD

Average pressure in May - Newtown Square, MD
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Newtown Square, MD

Average wind speed in May - Newtown Square, MD
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in May
Newtown Square, MD

Average humidity in May - Newtown Square, MD
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are April and November (73%).

Average rainfall in May
Newtown Square, MD

Average rainfall in May - Newtown Square, MD
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in May
Newtown Square, MD

Average rainfall days in May - Newtown Square, MD
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (8.2 days).

Average snowfall in May
Newtown Square, MD

Average snowfall in May - Newtown Square, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Newtown Square, MD

Average snowfall days in May - Newtown Square, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Newtown Square, MD

Average daylight in May / Average sunshine in May - Newtown Square, MD
  • 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 30min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in May
Newtown Square, MD

Average sunshine days in May - Newtown Square, MD
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in May
Newtown Square, MD

Average UV index in May - Newtown Square, MD
  • 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 and December (UV index 2).

Average cloud cover in May
Newtown Square, MD

Average cloud cover in May - Newtown Square, MD
  • Average cloud cover in May: 43

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in May
Newtown Square, MD

Average visibility in May - Newtown Square, MD
  • Average visibility in May: 6mi

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

Newtown Square, Maryland, USA

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