September weather forecast
Wilawana, PA

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Weather in September

September, the first month of the autumn in Wilawana, is also an agreeable month, with temperature in the range of an average low of 50°F (10°C) and an average high of 71.1°F (21.7°C).

Temperature

The transition into September subtly indicates a reduction in the average high-temperature, down to a pleasant 71.1°F (21.7°C) from August's moderately hot 78.3°F (25.7°C). Wilawana's average low-temperature during September nights is observed to be a fresh 50°F (10°C).

Humidity

In Wilawana, the average relative humidity in September is 80%.

Rainfall

In September, the rain falls for 12 days. Throughout September, 2.13" (54mm) of precipitation is accumulated. Throughout the year, in Wilawana, there are 153.6 rainfall days, and 23.78" (604mm) of precipitation is accumulated.

Snowfall

In Wilawana, snow does not fall in June through September.

Daylight

In Wilawana, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:39 pm. On the last day of September, in Wilawana, sunrise is at 7:03 am and sunset at 6:49 pm EDT.

Sunshine

In Wilawana, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September in Wilawana is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Wilawana?

In September, in Wilawana, the average high-temperature is 71.1°F (21.7°C), and the average low-temperature is 50°F (10°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 86°F (30°C).

What is the average humidity in September in Wilawana?

In Wilawana, Pennsylvania, the average relative humidity in September is 80%.

How much does it rain in Wilawana in September?

In Wilawana, in September, during 12 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When it does not snow in Wilawana?

June through September are months without snowfall in Wilawana.

Does it snow in Wilawana in September?

In Wilawana, in September, it doesn't snow. In October, it regularly snows.

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

The average day length in September is 12h and 28min.

What time are sunrise and sunset in September in Wilawana?

On the first day of September in Wilawana, sunrise is at 6:32 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:49 pm EDT.

How long on average sun shines in September in Wilawana?

In Wilawana, Pennsylvania, the average sunshine duration in September is 8.3h.

What is the UV index intensity in September in Wilawana?

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents 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
Wilawana, PA

Average temperature in September - Wilawana, PA
  • Average high temperature in September: 71.1°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in September: 50°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in September
Wilawana, PA

Average pressure in September - Wilawana, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Wilawana, PA

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

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Wilawana, PA

Average humidity in September - Wilawana, PA
  • Average humidity in September: 80%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April, May, June and July (78%).

Average rainfall in September
Wilawana, PA

Average rainfall in September - Wilawana, PA
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (1.34").

Average rainfall days in September
Wilawana, PA

Average rainfall days in September - Wilawana, PA
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in September
Wilawana, PA

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

The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Wilawana, PA

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

The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Wilawana, PA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Wilawana, PA

Average sunshine days in September - Wilawana, PA
  • Average sunshine days in September: 16 days

The month with the most sunshine days is September (16 days).
The month with the least sunshine days is February (8.4 days).

Average UV index in September
Wilawana, PA

Average UV index in September - Wilawana, PA
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in September
Wilawana, PA

Average cloud cover in September - Wilawana, PA
  • Average cloud cover in September: 43

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 39).

Average visibility in September
Wilawana, PA

Average visibility in September - Wilawana, PA
  • Average visibility in September: 5mi

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

Wilawana, Pennsylvania, USA

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