May weather forecast
Shady Grove, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Shady Grove, Pennsylvania, with an average temperature varying between 72.1°F (22.3°C) and 50.9°F (10.5°C).

Temperature

As Shady Grove transitions into May, the average high-temperature shows a change, moving from a refreshing 61.5°F (16.4°C) in April to a pleasant 72.1°F (22.3°C). In May, Shady Grove encounters an average low-temperature of 50.9°F (10.5°C) during the night.

Humidity

The average relative humidity in May is 78%.

Rainfall

The month with the most rainfall is May, when the rain falls for 18.2 days and typically aggregates up to 3.03" (77mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in May is 14h and 23min.
On the first day of May, sunrise is at 6:10 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:32 pm EDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

May through July, 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 risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 6 translates into these guidelines:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What is the temperature in May?

The high-temperature, in May, in Shady Grove, is 72.1°F (22.3°C), while the low-temperature averages to 50.9°F (10.5°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 18.2 days and typically aggregates up to 3.03" (77mm) of precipitation.

How much does it rain in May?

In Shady Grove, during May, the rain falls for 18.2 days and regularly aggregates up to 3.03" (77mm) of precipitation.

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.

How many hours of daylight does Shady Grove have in May?

In Shady Grove, the average day length in May is 14h and 23min.

When are sunrise and sunset in May?

On the first day of May in Shady Grove, sunrise is at 6:10 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:32 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.9h.

What are the months with the highest UV index?

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

What is the UV index reading in May?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Shady Grove, PA

Average temperature in May - Shady Grove, PA
  • Average high temperature in May: 72.1°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°F).

  • Average low temperature in May: 50.9°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in May
Shady Grove, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in May
Shady Grove, PA

Average wind speed in May - Shady Grove, PA
  • Average wind speed in May: 5.5mph

The windiest months (with the highest average wind speed) are January and February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in May
Shady Grove, PA

Average humidity in May - Shady Grove, PA
  • Average humidity in May: 78%

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in May
Shady Grove, PA

Average rainfall in May - Shady Grove, PA
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (1.69").

Average rainfall days in May
Shady Grove, PA

Average rainfall days in May - Shady Grove, PA
  • Average rainfall days in May: 18.2 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in May
Shady Grove, PA

Average snowfall in May - Shady Grove, PA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Shady Grove, PA

Average snowfall days in May - Shady Grove, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.5 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
Shady Grove, PA

Average daylight in May / Average sunshine in May - Shady Grove, PA
  • 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 24min).

  • Average sunshine in May: 8h and 5min

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

Average sunshine days in May
Shady Grove, PA

Average sunshine days in May - Shady Grove, PA
  • Average sunshine days in May: 10.7 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in May
Shady Grove, PA

Average UV index in May - Shady Grove, PA
  • Average UV index in May: 6

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Shady Grove, PA

Average cloud cover in May - Shady Grove, PA
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in May
Shady Grove, PA

Average visibility in May - Shady Grove, PA
  • Average visibility in May: 5mi

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

Shady Grove, Pennsylvania, USA

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