May weather forecast
Royalton, KY

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Weather in May

May, the last month of the spring in Royalton, is a moderately hot month, with an average temperature varying between 76.3°F (24.6°C) and 54.7°F (12.6°C).

Temperature

As May sets, the average high-temperature shows an increase, moving up from an enjoyable 66.2°F (19°C) in April to a moderately hot 76.3°F (24.6°C). Royalton registers a significant reduction from the day's heat, with an average temperature drop to a fresh 54.7°F (12.6°C) in May.

Humidity

The average relative humidity in May in Royalton, Kentucky, is 77%.

Rainfall

In Royalton, in May, it is raining for 18.8 days, with typically 3.35" (85mm) of accumulated precipitation. In Royalton, during the entire year, the rain falls for 178.7 days and collects up to 34.8" (884mm) of precipitation.

Snowfall

May through September are months without snowfall in Royalton.

Daylight

The average length of the day in May is 14h and 13min.
On the first day of the month, sunrise is at 6:35 am and sunset at 8:22 pm. On the last day of May, in Royalton, sunrise is at 6:12 am and sunset at 8:47 pm EDT.

Sunshine

In May, the average sunshine in Royalton is 9.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 6 suggests this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the usual temperature for Royalton in May?

The average high-temperature and low-temperature during May are 76.3°F (24.6°C) and 54.7°F (12.6°C) respectively.

What is the average humidity in May in Royalton?

In Royalton, Kentucky, the average relative humidity in May is 77%.

How many days does it rain in May in Royalton?

In Royalton, during May, the rain falls for 18.8 days and regularly aggregates up to 3.35" (85mm) of precipitation.

When it does not snow in Royalton?

In Royalton, snow does not fall in May through September.

Does it snow in Royalton in May?

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

How many hours of daylight does Royalton have in May?

In May, the average day length in Royalton is 14h and 13min.

When are sunrise and sunset in May in Royalton?

In May, on the first day of the month, sunrise is at 6:35 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:47 pm EDT.

How long on average sun shines in May in Royalton?

In Royalton, Kentucky, the average sunshine duration in May is 9.3h.

When is the highest UV index in Royalton?

The months with the highest UV index in Royalton are May through August, with an average maximum UV index of 6.

What is the UV index reading in May in Royalton?

In May, the average daily maximum UV index in Royalton, Kentucky, is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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, KY

Average temperature in May - Royalton, KY
  • Average high temperature in May: 76.3°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in May: 54.7°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in May
Royalton, KY

Average pressure in May - Royalton, KY
  • Average pressure in May: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in May
Royalton, KY

Average wind speed in May - Royalton, KY
  • Average wind speed in May: 5.9mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in May
Royalton, KY

Average humidity in May - Royalton, KY
  • Average humidity in May: 77%

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August and November (74%).

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Average rainfall in May
Royalton, KY

Average rainfall in May - Royalton, KY
  • Average rainfall in May: 3.35"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in May
Royalton, KY

Average rainfall days in May - Royalton, KY
  • Average rainfall days in May: 18.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (11.6 days).

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Average snowfall in May
Royalton, KY

Average snowfall in May - Royalton, KY
  • Average snowfall in May: 0"

The month with the highest snowfall is February (4.25").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Royalton, KY

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

The month with the highest number of snowfall days is January (11.5 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, KY

Average daylight in May / Average sunshine in May - Royalton, KY
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in May
Royalton, KY

Average sunshine days in May - Royalton, KY
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is February (9.3 days).

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Average UV index in May
Royalton, KY

Average UV index in May - Royalton, KY
  • 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 and December (UV index 2).

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Average cloud cover in May
Royalton, KY

Average cloud cover in May - Royalton, KY
  • Average cloud cover in May: 41

The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Royalton, KY

Average visibility in May - Royalton, KY
  • Average visibility in May: 5mi

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

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Royalton, Kentucky, USA

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