May weather forecast
Royalton, PA

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Weather in May

May, the last month of the spring in Royalton, is an agreeable month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 70.2°F (21.2°C).

Temperature

May comes with an increase, with the average high-temperature moving from a mild 59.9°F (15.5°C) in April to a pleasant 70.2°F (21.2°C). In Royalton, May's nights observe an average temperature dip to a fresh 51.4°F (10.8°C).

Humidity

The months with the highest humidity in Royalton are February, May and October, with an average relative humidity of 80%.

Rainfall

In Royalton, during May, the rain falls for 17.6 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Royalton, during the entire year, the rain falls for 160.1 days and collects up to 30.75" (781mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Royalton, Pennsylvania. May is the last month it regularly snows in Royalton. During 0.1 snowfall days, in May, Royalton aggregates 0.16" (4mm) of snow. Throughout the year, in Royalton, there are 21.1 snowfall days, and 11.06" (281mm) of snow is accumulated.

Daylight

In Royalton, the average length of the day in May is 14h and 25min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:02 pm. On the last day of May, in Royalton, Pennsylvania, sunrise is at 5:39 am and sunset at 8:29 pm EDT.

Sunshine

The average sunshine in May in Royalton, Pennsylvania, is 8.5h.

UV index

The months with the highest UV index are May through July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What are the temperatures in Royalton in May?

In May, in Royalton, the average high-temperature is 70.2°F (21.2°C), and the average low-temperature is 51.4°F (10.8°C).

What is the most humid month in Royalton?

February, May and October, with an average relative humidity of 80%, are most humid months in Royalton, Pennsylvania.

What is the average humidity in May in Royalton?

In Royalton, Pennsylvania, the average relative humidity in May is 80%.

How many days does it rain in May in Royalton?

In Royalton, Pennsylvania, during May, the rain falls for 17.6 days and regularly aggregates up to 3.19" (81mm) of precipitation.

What is the last month it snows in Royalton?

May is the last month it regularly snows in Royalton, Pennsylvania. During 0.1 snowfall days, in May, Royalton aggregates 0.16" (4mm) of snow.

How many hours of daylight does Royalton have in May?

The average day length in May in Royalton, Pennsylvania, is 14h and 25min.

What time are sunrise and sunset in May in Royalton?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:29 pm EDT.

How many hours of sunshine does Royalton have in May?

In May, the average sunshine duration is 8.5h.

When is the highest UV index in Royalton?

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

How high is the UV index in May in Royalton?

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Royalton, PA

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

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in May
Royalton, PA

Average pressure in May - Royalton, 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 (29.94"Hg).

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Average wind speed in May
Royalton, PA

Average wind speed in May - Royalton, PA
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are February and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in May
Royalton, PA

Average humidity in May - Royalton, PA
  • Average humidity in May: 80%

The months with the highest relative humidity are February, May and October (80%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in May
Royalton, PA

Average rainfall in May - Royalton, PA
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is August (3.46").
The driest months (with the least rainfall) are January and February (1.97").

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Average rainfall days in May
Royalton, PA

Average rainfall days in May - Royalton, PA
  • Average rainfall days in May: 17.6 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in May
Royalton, PA

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

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Royalton, PA

Average snowfall days in May - Royalton, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Royalton, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Royalton, PA

Average sunshine days in May - Royalton, PA
  • Average sunshine days in May: 11.1 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10 days).

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Average UV index in May
Royalton, PA

Average UV index in May - Royalton, 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, March, November and December (UV index 2).

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Average cloud cover in May
Royalton, PA

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

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Royalton, PA

Average visibility in May - Royalton, 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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Royalton, Pennsylvania, USA

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