May weather forecast
Grand View Heights, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Grand View Heights, Pennsylvania, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 71.4°F (21.9°C).

Temperature

With the onset of May, the average high-temperature slightly shifts from April's enjoyable 60.8°F (16°C) to an agreeable 71.4°F (21.9°C). Grand View Heights records an average low-temperature of 53.4°F (11.9°C) throughout the month of May.

Humidity

The average relative humidity in May in Grand View Heights is 76%.

Rainfall

In Grand View Heights, in May, it is raining for 16 days, with typically 1.77" (45mm) of accumulated precipitation. In Grand View Heights, during the entire year, the rain falls for 138.2 days and collects up to 15.59" (396mm) of precipitation.

Snowfall

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

Daylight

In Grand View Heights, the average length of the day in May 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 8:24 pm EDT.

Sunshine

In May, the average sunshine is 8.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Grand View Heights, Pennsylvania. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 6 during May morphs into the following directions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the temperature in May?

Grand View Heights in May has an average high-temperature of 71.4°F (21.9°C) and an average low-temperature of 53.4°F (11.9°C).

What is the average humidity in May in Grand View Heights?

The average relative humidity in May is 76%.

How many days does it rain in May?

In Grand View Heights, in May, during 16 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When does it start snowing?

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 Grand View Heights have in May?

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

When is the sunrise / sunset in May?

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, sunrise is at 5:34 am and sunset at 8:24 pm EDT.

How long on average sun shines in May?

In Grand View Heights, the average sunshine duration in May is 8.5h.

What are the months with 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 reading in May?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Grand View Heights, PA

Average temperature in May - Grand View Heights, 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).

Average pressure in May
Grand View Heights, PA

Average pressure in May - Grand View Heights, 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
Grand View Heights, PA

Average wind speed in May - Grand View Heights, 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).

Average humidity in May
Grand View Heights, PA

Average humidity in May - Grand View Heights, 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%).

Average rainfall in May
Grand View Heights, PA

Average rainfall in May - Grand View Heights, 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").

Average rainfall days in May
Grand View Heights, PA

Average rainfall days in May - Grand View Heights, 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).

Average snowfall in May
Grand View Heights, PA

Average snowfall in May - Grand View Heights, 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").

Average snowfall days in May
Grand View Heights, PA

Average snowfall days in May - Grand View Heights, 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).

Average daylight in May /
Average sunshine in May
Grand View Heights, PA

Average daylight in May / Average sunshine in May - Grand View Heights, 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).

Average sunshine days in May
Grand View Heights, PA

Average sunshine days in May - Grand View Heights, 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).

Average UV index in May
Grand View Heights, PA

Average UV index in May - Grand View Heights, 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).

Average cloud cover in May
Grand View Heights, PA

Average cloud cover in May - Grand View Heights, 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).

Average visibility in May
Grand View Heights, PA

Average visibility in May - Grand View Heights, 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).

Grand View Heights, Pennsylvania, USA

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