September weather forecast
Yellowood, PA

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Weather in September

September, the first month of the autumn in Yellowood, is also a moderately hot month, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 76.5°F (24.7°C).

Temperature

In the transition to September, Yellowood observes a minor drop in the average high-temperature, shifting from 83.1°F (28.4°C) in August to a still warm 76.5°F (24.7°C). In Yellowood, an average temperature of 59.9°F (15.5°C) is noted during September nights.

Humidity

The average relative humidity in September is 76%.

Rainfall

In Yellowood, in September, during 12.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 154.4 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

June through October 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 6:27 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

Sunshine

In Yellowood, the average sunshine in September is 8.8h.

UV index

In Yellowood, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 4 transforms into the following advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What are September temperatures?

Yellowood in September has an average high-temperature of 76.5°F (24.7°C) and an average low-temperature of 59.9°F (15.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 89.6°F (32°C).

What is the average humidity in September?

In Yellowood, Pennsylvania, the average relative humidity in September is 76%.

How many days does it rain in September?

In Yellowood, during September, the rain falls for 12.7 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow?

June through October are months without snowfall.

What is the average length of the day in September in Yellowood?

In Yellowood, the average day length in September is 12h and 26min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:27 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.

How many hours of sunshine does Yellowood have in September?

In Yellowood, Pennsylvania, the average sunshine duration in September is 8.8h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Yellowood, PA

Average temperature in September - Yellowood, PA
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in September
Yellowood, PA

Average pressure in September - Yellowood, PA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Yellowood, PA

Average wind speed in September - Yellowood, PA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in September
Yellowood, PA

Average humidity in September - Yellowood, PA
  • Average humidity in September: 76%

The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall in September
Yellowood, PA

Average rainfall in September - Yellowood, PA
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is January (1.89").

Average rainfall days in September
Yellowood, PA

Average rainfall days in September - Yellowood, PA
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8 days).

Average snowfall in September
Yellowood, PA

Average snowfall in September - Yellowood, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.99").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Yellowood, PA

Average snowfall days in September - Yellowood, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Yellowood, PA

Average daylight in September / Average sunshine in September - Yellowood, 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 5min

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 48min).

Average sunshine days in September
Yellowood, PA

Average sunshine days in September - Yellowood, PA
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in September
Yellowood, PA

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

Average cloud cover in September
Yellowood, PA

Average cloud cover in September - Yellowood, PA
  • Average cloud cover in September: 37

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Yellowood, PA

Average visibility in September - Yellowood, PA
  • Average visibility in September: 6mi

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

Yellowood, Pennsylvania, USA

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