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
With the onset of September, Belle Valley's climate undergoes a slight change as the average high-temperature moves from 83.5°F (28.6°C) in August to a still warm 77.2°F (25.1°C). In September, Belle Valley experiences a temperature dip to an average of 56.3°F (13.5°C) at night.Humidity
In September, the average relative humidity is 77%.Rainfall
In Belle Valley, in September, it is raining for 11.9 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 144.7 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Belle Valley, Ohio.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:09 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
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 unsafe exposure to UV radiation for average individuals.Note: The UV index of 4 during September translates into the following guidance:
Exercise prevention - Warding off sunburn is urged. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the average September temperature in Belle Valley?
What is the average humidity in September in Belle Valley?
How much does it rain in Belle Valley in September?
When it does not snow in Belle Valley?
Does it snow in Belle Valley in September?
What is the average length of the day in September in Belle Valley?
What time are sunrise and sunset in September in Belle Valley?
How many hours of sunshine does Belle Valley have in September?
How high is the UV index in September in Belle Valley?
Average temperature in September
Belle Valley, OH
- Average high temperature in September: 77.2°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Belle Valley, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Belle Valley, OH
- Average wind speed in September: 4.9mph
The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Belle Valley, OH
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in September
Belle Valley, OH
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in September
Belle Valley, OH
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Belle Valley, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Belle Valley, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Belle Valley, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Belle Valley, OH
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in September
Belle Valley, OH
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Belle Valley, OH
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Belle Valley, OH
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Belle Valley, Ohio, USA
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