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
Centerville's transition into September involves a gentle shift in temperature, receding from 81.1°F (27.3°C) in August to a still moderately hot 75.6°F (24.2°C). During September nights, Centerville witnesses a consistent average temperature of 57.6°F (14.2°C).Humidity
The average relative humidity in September is 77%.Rainfall
In Centerville, in September, during 11.5 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 139.3 rainfall days, and 19.92" (506mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:05 am and sunset at 8:07 pm. On the last day of September, sunrise is at 7:32 am and sunset at 7:20 pm EDT.
Sunshine
The average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 5 in September leads to these guidelines:
Undertake precautions - It is suggested to shield oneself from sunburn. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Centerville in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Centerville have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Centerville have in September?
What is the UV index intensity in September?
Average temperature in September
Centerville, OH
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Centerville, OH
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Centerville, OH
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Centerville, OH
- Average humidity in September: 77%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Centerville, OH
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is October (1.18").
Average rainfall days in September
Centerville, OH
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Centerville, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Centerville, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Centerville, OH
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Centerville, OH
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (12 days).
Average UV index in September
Centerville, OH
- Average UV index in September: 5
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, November and December (UV index 2).
Average cloud cover in September
Centerville, OH
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Centerville, OH
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Centerville, Ohio, USA
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