September weather forecast
Luzerne, PA

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Weather in September

The first month of the autumn, September, is also an agreeable month in Luzerne, Pennsylvania, with an average temperature fluctuating between 51.6°F (10.9°C) and 71.4°F (21.9°C).

Temperature

The transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 78.3°F (25.7°C) in August to an agreeable 71.4°F (21.9°C). During September, the nighttime temperature averages of 51.6°F (10.9°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

The month with the least rainfall is September, when the rain falls for 9.9 days and typically collects 0.71" (18mm) of precipitation.

Snowfall

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

Daylight

In Luzerne, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:46 pm EDT.

Sunshine

In Luzerne, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 3 in September suggests the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In September, in Luzerne, the average high-temperature is 71.4°F (21.9°C), and the average low-temperature is 51.6°F (10.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is computed to be 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity is 80%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 9.9 days and typically collects 0.71" (18mm) of precipitation.

How many days does it rain in September?

In Luzerne, in September, it is raining for 9.9 days, with typically 0.71" (18mm) of accumulated precipitation.

When it does not snow?

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

Does it snow in September?

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

How many hours of daylight does Luzerne have in September?

In Luzerne, the average day length in September is 12h and 28min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:30 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:46 pm EDT.

How many hours of sunshine does Luzerne have in September?

In Luzerne, the average sunshine duration in September is 8.6h.

What is the UV index reading in September?

In Luzerne, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes 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
Luzerne, PA

Average temperature in September - Luzerne, PA
  • Average high temperature in September: 71.4°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in September: 51.6°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in September
Luzerne, PA

Average pressure in September - Luzerne, PA
  • Average pressure in September: 30.07"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Luzerne, PA

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

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in September
Luzerne, PA

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

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (77%).

Average rainfall in September
Luzerne, PA

Average rainfall in September - Luzerne, PA
  • Average rainfall in September: 0.71"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in September
Luzerne, PA

Average rainfall days in September - Luzerne, PA
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in September
Luzerne, PA

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

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Luzerne, PA

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

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in September
Luzerne, PA

Average sunshine days in September - Luzerne, PA
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (11.6 days).

Average UV index in September
Luzerne, PA

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

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

Average cloud cover in September
Luzerne, PA

Average cloud cover in September - Luzerne, PA
  • Average cloud cover in September: 42

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in September
Luzerne, PA

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

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

Luzerne, Pennsylvania, USA

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