September weather forecast
Ryans Corner, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Ryans Corner, Pennsylvania, with an average temperature ranging between min 59.4°F (15.2°C) and max 76.3°F (24.6°C).

Temperature

In the transition to September, Ryans Corner observes a minor drop in the average high-temperature, shifting from a warm 83.3°F (28.5°C) in August to a still moderately hot 76.3°F (24.6°C). In Ryans Corner, the nighttime temperature averages to a moderate 59.4°F (15.2°C) during September.

Humidity

In September, the average relative humidity is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 1.89" (48mm) of precipitation.

Snowfall

In Ryans Corner, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:31 pm. On the last day of September, in Ryans Corner, sunrise is at 6:55 am and sunset at 6:43 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In September, the average daily maximum UV index in Ryans Corner is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Ryans Corner?

The average high-temperature, in September, in Ryans Corner, is 76.3°F (24.6°C), while the average low-temperature is 59.4°F (15.2°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

What is the average humidity in September in Ryans Corner?

In September, the average relative humidity is 75%.

What is the driest month in Ryans Corner?

The month with the least rainfall in Ryans Corner is September, when the rain falls for 12.2 days and typically collects 1.89" (48mm) of precipitation.

How many days does it rain in September in Ryans Corner?

In Ryans Corner, in September, it is raining for 12.2 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in Ryans Corner?

June through September are months without snowfall in Ryans Corner, Pennsylvania.

Does it snow in Ryans Corner in September?

In Ryans Corner, Pennsylvania, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Ryans Corner?

In September, the average day length in Ryans Corner, Pennsylvania, is 12h and 27min.

When is the sunrise / sunset in September in Ryans Corner?

On the first day of September in Ryans Corner, Pennsylvania, sunrise is at 6:28 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:43 pm EDT.

How long on average sun shines in September in Ryans Corner?

The average sunshine duration in September is 8.7h.

What is the UV index reading in September in Ryans Corner?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Ryans Corner, PA

Average temperature in September - Ryans Corner, PA
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in September
Ryans Corner, PA

Average pressure in September - Ryans Corner, PA
  • Average pressure in September: 30.05"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
Ryans Corner, PA

Average wind speed in September - Ryans Corner, PA
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in September
Ryans Corner, PA

Average humidity in September - Ryans Corner, PA
  • Average humidity in September: 75%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in September
Ryans Corner, PA

Average rainfall in September - Ryans Corner, PA
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in September
Ryans Corner, PA

Average rainfall days in September - Ryans Corner, PA
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in September
Ryans Corner, PA

Average snowfall in September - Ryans Corner, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Ryans Corner, PA

Average snowfall days in September - Ryans Corner, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Ryans Corner, PA

Average daylight in September / Average sunshine in September - Ryans Corner, PA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Ryans Corner, PA

Average sunshine days in September - Ryans Corner, PA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in September
Ryans Corner, PA

Average UV index in September - Ryans Corner, PA
  • Average UV index in September: 4

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, March, November and December (UV index 2).

Average cloud cover in September
Ryans Corner, PA

Average cloud cover in September - Ryans Corner, PA
  • Average cloud cover in September: 38

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Ryans Corner, PA

Average visibility in September - Ryans Corner, PA
  • Average visibility in September: 5mi

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

Ryans Corner, Pennsylvania, USA

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