May weather forecast
Granville, PA

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Weather in May

May, the last month of the spring in Granville, is a pleasant month, with an average temperature fluctuating between 70.2°F (21.2°C) and 49.3°F (9.6°C).

Temperature

May indicates a change in the average high-temperature, moving up from a mild 58.6°F (14.8°C) in April to a pleasant 70.2°F (21.2°C). May nights observe an average temperature dip to a chilly 49.3°F (9.6°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

May is the month with the most rainfall. Rain falls for 19.1 days and accumulates 3.31" (84mm) of precipitation.

Snowfall

Months with snowfall in Granville are January through May, October through December. May is the last month it regularly snows in Granville. During 0.2 snowfall days, in May, Granville aggregates 0.16" (4mm) of snow. In Granville, during the entire year, snow falls for 35.2 days and aggregates up to 16.42" (417mm) of snow.

Daylight

In Granville, the average length of the day in May is 14h and 27min.
On the first day of May, sunrise is at 6:08 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:34 pm EDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, a daily UV index of 5 turns into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.

Frequently asked questions

What are May temperatures?

In Granville, in May, the average high-temperature is 70.2°F (21.2°C), and the average low-temperature is 49.3°F (9.6°C).

What is the average humidity in May in Granville?

The average relative humidity in May is 79%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 19.1 days and accumulates 3.31" (84mm) of precipitation.

How many days does it rain in May?

In Granville, in May, during 19.1 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Granville aggregates 0.16" (4mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 27min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:08 am and sunset at 8:06 pm. On the last day of the month, in Granville, sunrise is at 5:42 am and sunset at 8:34 pm EDT.

How long on average sun shines in May?

In Granville, Pennsylvania, the average sunshine duration in May is 8.3h.

What is the UV index intensity in May?

In Granville, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Granville, PA

Average temperature in May - Granville, PA
  • Average high temperature in May: 70.2°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in May: 49.3°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in May
Granville, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in May
Granville, PA

Average wind speed in May - Granville, PA
  • Average wind speed in May: 5.8mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in May
Granville, PA

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

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).

Average rainfall in May
Granville, PA

Average rainfall in May - Granville, PA
  • Average rainfall in May: 3.31"

The wettest month (with the highest rainfall) is May (3.31").
The driest months (with the least rainfall) are January and November (1.85").

Average rainfall days in May
Granville, PA

Average rainfall days in May - Granville, PA
  • Average rainfall days in May: 19.1 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.8 days).

Average snowfall in May
Granville, PA

Average snowfall in May - Granville, PA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Granville, PA

Average snowfall days in May - Granville, PA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Granville, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in May
Granville, PA

Average sunshine days in May - Granville, PA
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (10.4 days).

Average UV index in May
Granville, PA

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

The month with the highest UV index is June (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
Granville, PA

Average cloud cover in May - Granville, PA
  • Average cloud cover in May: 48

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in May
Granville, PA

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

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

Granville, Pennsylvania, USA

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