Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's arrival coincides with a temperature rise, moving from April's fresh 54.9°F (12.7°C) to a comfortable 66.7°F (19.3°C). North Royalton experiences an average low-temperature of 50.7°F (10.4°C) in the month of May.Humidity
The average relative humidity in May is 78%.Rainfall
In North Royalton, in May, it is raining for 18.4 days, with typically 3.15" (80mm) of accumulated precipitation. In North Royalton, during the entire year, the rain falls for 165 days and collects up to 29.57" (751mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, North Royalton aggregates 0.08" (2mm) of snow. Throughout the year, there are 57.1 snowfall days, and 19.61" (498mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 31min.On the first day of the month, sunrise is at 6:23 am and sunset at 8:24 pm. On the last day of May, sunrise is at 5:56 am and sunset at 8:53 pm EDT.
Sunshine
In May, the average sunshine in North Royalton is 8.9h.UV index
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May in North Royalton?
What time are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
North Royalton, OH
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in May
North Royalton, OH
- Average pressure in May: 29.98"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
North Royalton, OH
- Average wind speed in May: 7.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in May
North Royalton, OH
- Average humidity in May: 78%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in May
North Royalton, OH
- Average rainfall in May: 3.15"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in May
North Royalton, OH
- Average rainfall days in May: 18.4 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in May
North Royalton, OH
- Average snowfall in May: 0.08"
The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
North Royalton, OH
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
North Royalton, OH
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in May
North Royalton, OH
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is June (9.4 days).
Average UV index in May
North Royalton, OH
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
North Royalton, OH
- Average cloud cover in May: 40
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
North Royalton, OH
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
North Royalton, Ohio, USA
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