May weather forecast
Plymouth Meeting, PA

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Weather in May

May, the last month of the spring in Plymouth Meeting, is a pleasant month, with an average temperature ranging between max 71.4°F (21.9°C) and min 53.4°F (11.9°C).

Temperature

Plymouth Meeting in May shows a temperature shift, moving from an average high of a refreshing 60.8°F (16°C) in April to an agreeable 71.4°F (21.9°C). An average nighttime temperature of 53.4°F (11.9°C) is witnessed in Plymouth Meeting throughout May.

Humidity

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

Rainfall

In Plymouth Meeting, Pennsylvania, during May, the rain falls for 16 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Plymouth Meeting, during the entire year, the rain falls for 138.2 days and collects up to 15.59" (396mm) of precipitation.

Snowfall

Months with snowfall in Plymouth Meeting, Pennsylvania, are January through March, May and December. May is the first month it typically snows in Plymouth Meeting. Throughout May, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. In Plymouth Meeting, during the entire year, snow falls for 15.8 days and aggregates up to 2.13" (54mm) of snow.

Daylight

The average length of the day in May in Plymouth Meeting is 14h and 25min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Plymouth Meeting, Pennsylvania. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What are the temperatures in Plymouth Meeting in May?

The high-temperature, in May, in Plymouth Meeting, records 71.4°F (21.9°C), while the low-temperature is 53.4°F (11.9°C).

What is the average humidity in May in Plymouth Meeting?

In May, the average relative humidity in Plymouth Meeting, Pennsylvania, is 76%.

How much does it rain in Plymouth Meeting in May?

In Plymouth Meeting, Pennsylvania, in May, it is raining for 16 days, with typically 1.77" (45mm) of accumulated precipitation.

When does it start snowing in Plymouth Meeting?

May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Plymouth Meeting have in May?

In Plymouth Meeting, the average day length in May is 14h and 25min.

When is the sunrise / sunset in May in Plymouth Meeting?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:56 pm. On the last day of the month, in Plymouth Meeting, sunrise is at 5:34 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Plymouth Meeting?

In Plymouth Meeting, Pennsylvania, the average sunshine duration in May is 8.5h.

When is the highest UV index in Plymouth Meeting?

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

What is the UV index reading in May in Plymouth Meeting?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Plymouth Meeting, PA

Average temperature in May - Plymouth Meeting, PA
  • Average high temperature in May: 71.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in May: 53.4°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in May
Plymouth Meeting, PA

Average pressure in May - Plymouth Meeting, 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).

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Average wind speed in May
Plymouth Meeting, PA

Average wind speed in May - Plymouth Meeting, PA
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in May
Plymouth Meeting, PA

Average humidity in May - Plymouth Meeting, PA
  • Average humidity in May: 76%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (72%).

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Average rainfall in May
Plymouth Meeting, PA

Average rainfall in May - Plymouth Meeting, PA
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is February (0.91").

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Average rainfall days in May
Plymouth Meeting, PA

Average rainfall days in May - Plymouth Meeting, PA
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is November (7.4 days).

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Average snowfall in May
Plymouth Meeting, PA

Average snowfall in May - Plymouth Meeting, PA
  • Average snowfall in May: 0.16"

The months with the highest snowfall are February and March (0.55").
The months with the least snowfall are April, June, July, August, September, October and November (0").

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Average snowfall days in May
Plymouth Meeting, PA

Average snowfall days in May - Plymouth Meeting, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Plymouth Meeting, PA

Average daylight in May / Average sunshine in May - Plymouth Meeting, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in May
Plymouth Meeting, PA

Average sunshine days in May - Plymouth Meeting, PA
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are May and June (12.8 days).

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Average UV index in May
Plymouth Meeting, PA

Average UV index in May - Plymouth Meeting, 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).

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Average cloud cover in May
Plymouth Meeting, PA

Average cloud cover in May - Plymouth Meeting, PA
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Plymouth Meeting, PA

Average visibility in May - Plymouth Meeting, 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).

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Plymouth Meeting, Pennsylvania, USA

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