May weather forecast
Grindstone, PA

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Weather in May

May, the last month of the spring in Grindstone, is a pleasant month, with an average temperature ranging between max 72.1°F (22.3°C) and min 51.1°F (10.6°C).

Temperature

Grindstone's weather in May presents a rise in the average high-temperature, moving from a comfortable 60.8°F (16°C) in April to a pleasant 72.1°F (22.3°C). The temperature dips to an average of 51.1°F (10.6°C) during May nights.

Humidity

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

Rainfall

The month with the most rainfall in Grindstone is May, when the rain falls for 9.7 days and typically aggregates up to 0.71" (18mm) of precipitation.

Snowfall

May through October are months without snowfall in Grindstone.

Daylight

The average length of the day in May in Grindstone is 14h and 25min.
On the first day of May in Grindstone, sunrise is at 6:18 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:41 pm EDT.

Sunshine

The average sunshine in May in Grindstone is 8.7h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 in May translates into these instructions:
Act with care - The suggestion to avoid sunburn is emphasized. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are May temperatures in Grindstone?

In Grindstone, 72.1°F (22.3°C) is the average high-temperature and 51.1°F (10.6°C) is the average low-temperature during May.

What is the average humidity in May in Grindstone?

The average relative humidity in May in Grindstone, Pennsylvania, is 79%.

What is the wettest month in Grindstone?

The month with the most rainfall in Grindstone is May, when the rain falls for 9.7 days and typically aggregates up to 0.71" (18mm) of precipitation.

How many days does it rain in May in Grindstone?

In Grindstone, during May, the rain falls for 9.7 days and regularly aggregates up to 0.71" (18mm) of precipitation.

When it does not snow in Grindstone?

May through October are months without snowfall in Grindstone.

Does it snow in Grindstone in May?

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

How many hours of daylight does Grindstone have in May?

The average day length in May in Grindstone is 14h and 25min.

What time are sunrise and sunset in May in Grindstone?

In May, on the first day of the month, sunrise is at 6:18 am and sunset at 8:14 pm. On the last day of the month, in Grindstone, sunrise is at 5:52 am and sunset at 8:41 pm EDT.

How long on average sun shines in May in Grindstone?

In May, the average sunshine duration is 8.7h.

What is the UV index reading in May in Grindstone?

In May, the average daily maximum UV index in Grindstone is 5. A UV Index of 3 to 5 symbolizes a moderate 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
Grindstone, PA

Average temperature in May - Grindstone, PA
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in May: 51.1°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in May
Grindstone, PA

Average pressure in May - Grindstone, PA
  • Average pressure in May: 30"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).

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Average wind speed in May
Grindstone, PA

Average wind speed in May - Grindstone, PA
  • Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in May
Grindstone, PA

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

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July, August and November (77%).

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Average rainfall in May
Grindstone, PA

Average rainfall in May - Grindstone, PA
  • Average rainfall in May: 0.71"

The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days in May
Grindstone, PA

Average rainfall days in May - Grindstone, PA
  • Average rainfall days in May: 9.7 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is February (4 days).

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Average snowfall in May
Grindstone, PA

Average snowfall in May - Grindstone, PA
  • Average snowfall in May: 0"

The months with the highest snowfall are February and December (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Grindstone, PA

Average snowfall days in May - Grindstone, PA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Grindstone, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in May
Grindstone, PA

Average sunshine days in May - Grindstone, PA
  • Average sunshine days in May: 17.6 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (17.3 days).

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Average UV index in May
Grindstone, PA

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

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

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Average cloud cover in May
Grindstone, PA

Average cloud cover in May - Grindstone, PA
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Grindstone, PA

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

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

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Grindstone, Pennsylvania, USA

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