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
The start of September sees the average high-temperature at an agreeable 73.2°F (22.9°C), showing little difference from August's 78.3°F (25.7°C). In September, the temperature drops to an average of 55.2°F (12.9°C) at night.Humidity
In September, the average relative humidity in Shelby is 81%.Rainfall
In Shelby, in September, during 14.5 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, in Shelby, there are 163.1 rainfall days, and 28.27" (718mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Shelby, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 6:58 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:26 am and sunset at 7:13 pm EDT.
Sunshine
In Shelby, Ohio, the average sunshine in September is 7.9h.UV index
In Shelby, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Shelby?
What is the average humidity in September in Shelby?
How much does it rain in Shelby in September?
When it does not snow in Shelby?
Does it snow in Shelby in September?
How many hours of daylight does Shelby have in September?
What time are sunrise and sunset in September in Shelby?
How many hours of sunshine does Shelby have in September?
How high is the UV index in September in Shelby?
Average temperature in September
Shelby, OH
- Average high temperature in September: 73.2°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in September
Shelby, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Shelby, OH
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in September
Shelby, OH
- Average humidity in September: 81%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are October and November (77%).
Average rainfall in September
Shelby, OH
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is June (3.23").
The driest months (with the least rainfall) are February and December (1.85").
Average rainfall days in September
Shelby, OH
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Shelby, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Shelby, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Shelby, 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: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Shelby, OH
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in September
Shelby, 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
Shelby, OH
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Shelby, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Shelby, Ohio, USA
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