May weather forecast
Royalton, MN

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Weather in May

May, the last month of the spring in Royalton, is a refreshing month, with an average temperature ranging between max 65.1°F (18.4°C) and min 45.9°F (7.7°C).

Temperature

An increase in the average high-temperature marks May, moving from April's cool 50.7°F (10.4°C) to an enjoyable 65.1°F (18.4°C). Royalton experiences an average low-temperature of 45.9°F (7.7°C) in the month of May.

Humidity

With an average relative humidity of 70%, May is the least humid month.

Rainfall

In May, in Royalton, the rain falls for 14.3 days. Throughout May, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 109.2 rainfall days, and 17.64" (448mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Royalton aggregates 1.06" (27mm) of snow. Throughout the year, in Royalton, there are 76.4 snowfall days, and 19.76" (502mm) of snow is accumulated.

Daylight

In Royalton, Minnesota, the average length of the day in May is 14h and 58min.
On the first day of May in Royalton, sunrise is at 6:03 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:59 pm CDT.

Sunshine

The average sunshine in May is 8.4h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for Royalton in May?

During May, Royalton experiences an average high-temperature of 65.1°F (18.4°C) and a low-temperature of 45.9°F (7.7°C).

What is the least humid month in Royalton?

May is the least humid month in Royalton, with an average relative humidity of 70%.

What is the average humidity in May in Royalton?

In May, the average relative humidity in Royalton, Minnesota, is 70%.

How much does it rain in Royalton in May?

In Royalton, during May, the rain falls for 14.3 days and regularly aggregates up to 1.89" (48mm) of precipitation.

What is the last month it snows in Royalton?

May is the last month it regularly snows in Royalton. During 0.8 snowfall days, in May, Royalton aggregates 1.06" (27mm) of snow.

What is the average length of the day in May in Royalton?

In May, the average day length in Royalton, Minnesota, is 14h and 58min.

What time are sunrise and sunset in May in Royalton?

In May, on the first day of the month, sunrise is at 6:03 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:59 pm CDT.

How long on average sun shines in May in Royalton?

The average sunshine duration in May is 8.4h.

How high is the UV index in May in Royalton?

In May, the average daily maximum UV index in Royalton, Minnesota, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Royalton, MN

Average temperature in May - Royalton, MN
  • Average high temperature in May: 65.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.1°F).

  • Average low temperature in May: 45.9°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).

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Average pressure in May
Royalton, MN

Average pressure in May - Royalton, MN
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in May
Royalton, MN

Average wind speed in May - Royalton, MN
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

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Average humidity in May
Royalton, MN

Average humidity in May - Royalton, MN
  • Average humidity in May: 70%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (70%).

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Average rainfall in May
Royalton, MN

Average rainfall in May - Royalton, MN
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in May
Royalton, MN

Average rainfall days in May - Royalton, MN
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is February (2.5 days).

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Average snowfall in May
Royalton, MN

Average snowfall in May - Royalton, MN
  • Average snowfall in May: 1.06"

The month with the highest snowfall is December (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Royalton, MN

Average snowfall days in May - Royalton, MN
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (17.2 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, MN

Average daylight in May / Average sunshine in May - Royalton, MN
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in May
Royalton, MN

Average sunshine days in May - Royalton, MN
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in May
Royalton, MN

Average UV index in May - Royalton, MN
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in May
Royalton, MN

Average cloud cover in May - Royalton, MN
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Royalton, MN

Average visibility in May - Royalton, MN
  • Average visibility in May: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Royalton, Minnesota, USA

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