September weather forecast
Sinking Spring, OH

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Weather in September

September, the first month of the autumn in Sinking Spring, is still a warm month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 77.2°F (25.1°C).

Temperature

Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a moderately hot 82.9°F (28.3°C) to a still warm 77.2°F (25.1°C). Throughout September, the temperature tends to fall to a consistent average low of 56.8°F (13.8°C).

Humidity

The months with the lowest humidity in Sinking Spring are April, September through November, with an average relative humidity of 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.7 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

In Sinking Spring, snow does not fall in May through September.

Daylight

The average length of the day in September in Sinking Spring is 12h and 26min.
On the first day of the month, sunrise is at 7:02 am and sunset at 8:03 pm. On the last day of September, sunrise is at 7:29 am and sunset at 7:17 pm EDT.

Sunshine

In Sinking Spring, Ohio, the average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What are September temperatures in Sinking Spring?

An average high-temperature, in September, in Sinking Spring, is 77.2°F (25.1°C) and the average low-temperature is 56.8°F (13.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 89.6°F (32°C).

What are the least humid months in Sinking Spring?

April, September through November, with an average relative humidity of 76%, are the least humid months in Sinking Spring, Ohio.

What is the average humidity in September in Sinking Spring?

In Sinking Spring, the average relative humidity in September is 76%.

What is the driest month in Sinking Spring?

September is the month with the least rainfall in Sinking Spring. Rain falls for 13.7 days and accumulates 1.69" (43mm) of precipitation.

How many days does it rain in September in Sinking Spring?

In Sinking Spring, Ohio, in September, during 13.7 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow in Sinking Spring?

May through September are months without snowfall in Sinking Spring.

Does it snow in Sinking Spring in September?

In Sinking Spring, Ohio, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Sinking Spring?

In September, the average day length in Sinking Spring, Ohio, is 12h and 26min.

When is the sunrise / sunset in September in Sinking Spring?

On the first day of September in Sinking Spring, Ohio, sunrise is at 7:02 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:17 pm EDT.

How long on average sun shines in September in Sinking Spring?

The average sunshine duration in September is 8.2h.

What is the UV index reading in September in Sinking Spring?

In Sinking Spring, Ohio, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sinking Spring, OH

Average temperature in September - Sinking Spring, OH
  • Average high temperature in September: 77.2°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in September: 56.8°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in September
Sinking Spring, OH

Average pressure in September - Sinking Spring, OH
  • Average pressure in September: 30.04"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Sinking Spring, OH

Average wind speed in September - Sinking Spring, OH
  • Average wind speed in September: 5.5mph

The windiest months (with the highest average wind speed) are January and February (8.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Sinking Spring, OH

Average humidity in September - Sinking Spring, OH
  • Average humidity in September: 76%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, September, October and November (76%).

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Average rainfall in September
Sinking Spring, OH

Average rainfall in September - Sinking Spring, OH
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in September
Sinking Spring, OH

Average rainfall days in September - Sinking Spring, OH
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (10.4 days).

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Average snowfall in September
Sinking Spring, OH

Average snowfall in September - Sinking Spring, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Sinking Spring, OH

Average snowfall days in September - Sinking Spring, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Sinking Spring, OH

Average daylight in September / Average sunshine in September - Sinking Spring, 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 30min).

  • Average sunshine in September: 8h and 1min

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 48min).

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Average sunshine days in September
Sinking Spring, OH

Average sunshine days in September - Sinking Spring, OH
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.9 days).

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Average UV index in September
Sinking Spring, OH

Average UV index in September - Sinking Spring, 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, November and December (UV index 2).

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Average cloud cover in September
Sinking Spring, OH

Average cloud cover in September - Sinking Spring, OH
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in September
Sinking Spring, OH

Average visibility in September - Sinking Spring, OH
  • Average visibility in September: 5mi

The months with the highest visibility are March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July, August and September (5mi).

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Sinking Spring, Ohio, USA

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