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 shift to September signals an average high-temperature of a still warm 74.7°F (23.7°C), subtly varied from August's 79.5°F (26.4°C). During September nights, Yellow Springs witnesses a consistent average temperature of 56.7°F (13.7°C).Humidity
In Yellow Springs, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall in Yellow Springs is September, when the rain falls for 9.1 days and typically collects 0.43" (11mm) of precipitation.Snowfall
In Yellow Springs, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September in Yellow Springs, sunrise is at 7:04 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm EDT.
Sunshine
The average sunshine in September in Yellow Springs is 8.3h.UV index
The average daily maximum UV index in September in Yellow Springs is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What is the usual temperature for Yellow Springs in September?
What is the average humidity in September in Yellow Springs?
What is the driest month in Yellow Springs?
How many days does it rain in September in Yellow Springs?
When it does not snow in Yellow Springs?
How many hours of daylight does Yellow Springs have in September?
What time are sunrise and sunset in September in Yellow Springs?
How many hours of sunshine does Yellow Springs have in September?
How high is the UV index in September in Yellow Springs?
Average temperature in September
Yellow Springs, OH
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in September
Yellow Springs, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Yellow Springs, OH
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Yellow Springs, OH
- Average humidity in September: 78%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Yellow Springs, OH
- Average rainfall in September: 0.43"
The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in September
Yellow Springs, OH
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in September
Yellow Springs, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Yellow Springs, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yellow Springs, 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 30min).
Average sunshine days in September
Yellow Springs, OH
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is May (14.3 days).
Average UV index in September
Yellow Springs, OH
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Yellow Springs, OH
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Yellow Springs, 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).
Yellow Springs, Ohio, USA
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