September weather forecast
Blawnox, PA

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Weather in September

September, the first month of the autumn in Blawnox, is still a warm month, with an average temperature fluctuating between 55.6°F (13.1°C) and 75.6°F (24.2°C).

Temperature

Blawnox's transition into September involves a gentle shift in temperature, receding from 81.9°F (27.7°C) in August to a still moderately hot 75.6°F (24.2°C). Throughout September, Blawnox encounters an average temperature drop to a refreshing 55.6°F (13.1°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Blawnox, Pennsylvania, during September, the rain falls for 14.3 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, in Blawnox, there are 182.2 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September in Blawnox is 12h and 27min.
On the first day of the month, sunrise is at 6:47 am and sunset at 7:51 pm. On the last day of September, in Blawnox, sunrise is at 7:15 am and sunset at 7:02 pm EDT.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In Blawnox, Pennsylvania, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 4 during September translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the temperature in September in Blawnox?

September temperatures in Blawnox, Pennsylvania, vary between a high-temperature of 75.6°F (24.2°C) and a low-temperature of 55.6°F (13.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in September in Blawnox?

In Blawnox, Pennsylvania, the average relative humidity in September is 77%.

How much does it rain in Blawnox in September?

In Blawnox, Pennsylvania, in September, during 14.3 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Blawnox?

June through September are months without snowfall in Blawnox, Pennsylvania.

Does it snow in Blawnox in September?

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

How many hours of daylight does Blawnox have in September?

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

When are sunrise and sunset in September in Blawnox?

On the first day of September in Blawnox, Pennsylvania, sunrise is at 6:47 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:02 pm EDT.

How long on average sun shines in September in Blawnox?

The average sunshine duration in September in Blawnox, Pennsylvania, is 8.4h.

What is the UV index reading in September in Blawnox?

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
Blawnox, PA

Average temperature in September - Blawnox, PA
  • Average high temperature in September: 75.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in September
Blawnox, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Blawnox, PA

Average wind speed in September - Blawnox, PA
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in September
Blawnox, PA

Average humidity in September - Blawnox, PA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

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Average rainfall in September
Blawnox, PA

Average rainfall in September - Blawnox, PA
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is November (2.17").

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Average rainfall days in September
Blawnox, PA

Average rainfall days in September - Blawnox, PA
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (10.4 days).

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Average snowfall in September
Blawnox, PA

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

The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Blawnox, PA

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

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Blawnox, 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 18min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in September
Blawnox, PA

Average sunshine days in September - Blawnox, PA
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.4 days).

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Average UV index in September
Blawnox, PA

Average UV index in September - Blawnox, PA
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Blawnox, PA

Average cloud cover in September - Blawnox, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in September
Blawnox, PA

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

The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Blawnox, Pennsylvania, USA

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