Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 78.4°F (25.8°C) in August to a pleasant 72.5°F (22.5°C). During September, North Royalton sees a mean low-temperature of 57.9°F (14.4°C).Humidity
In North Royalton, the average relative humidity in September is 77%.Rainfall
In North Royalton, during September, the rain falls for 14.9 days and regularly aggregates up to 2.05" (52mm) of precipitation. In North Royalton, during the entire year, the rain falls for 165 days and collects up to 29.57" (751mm) of precipitation.Snowfall
In North Royalton, snow does not fall in June through September.Daylight
In North Royalton, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:59 pm. On the last day of September, in North Royalton, sunrise is at 7:23 am and sunset at 7:09 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
In September, the average daily maximum UV index in North Royalton is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the average September temperature in North Royalton?
What is the average humidity in September in North Royalton?
How many days does it rain in September in North Royalton?
When it does not snow in North Royalton?
Does it snow in North Royalton in September?
How many hours of daylight does North Royalton have in September?
When is the sunrise / sunset in September in North Royalton?
How many hours of sunshine does North Royalton have in September?
What is the UV index reading in September in North Royalton?
Average temperature in September
North Royalton, OH
- Average high temperature in September: 72.5°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 September: 57.9°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 September
North Royalton, OH
- Average pressure in September: 30.04"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 September
North Royalton, OH
- Average wind speed in September: 7mph
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 September
North Royalton, OH
- Average humidity in September: 77%
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 September
North Royalton, OH
- Average rainfall in September: 2.05"
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 September
North Royalton, OH
- Average rainfall days in September: 14.9 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 September
North Royalton, OH
- Average snowfall in September: 0"
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 September
North Royalton, OH
- Average snowfall days in September: 0 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 September /
Average sunshine in September
North Royalton, OH
- Average daylight in September: 12h 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 September: 8h and 2min
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 September
North Royalton, OH
- Average sunshine days in September: 12.4 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 September
North Royalton, OH
- Average UV index in September: 4
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 September
North Royalton, OH
- Average cloud cover in September: 34
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 September
North Royalton, OH
- Average visibility in September: 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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