September weather forecast
Nanticoke, PA

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Weather in September

September in Nanticoke marks the onset of autumn, bringing along cooler days. The notable shift in this month is the decline in temperatures to 71.4°F (21.9°C) and corresponding increase in rainfall. Though the sunny days are becoming fewer, daylight hours and relative humidity remain relatively stable. Transitioning from September to October, anticipate a further fall in temperatures and an upswing in rainfall.

Temperature

The move into September indicates a slight reduction in the average high-temperature, down from August's warm 78.3°F (25.7°C) to a pleasant 71.4°F (21.9°C). Nanticoke, during the month of September, experiences an average low-temperature of 51.6°F (10.9°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

The months with the least rainfall are January and September Rain falls for 13.2 days and accumulates 2.09" (53mm) of rain.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September, sunrise is at 6:31 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:47 pm EDT.

Sunshine

In Nanticoke, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 4 in September suggests the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What is the usual temperature for Nanticoke in September?

In September, the average high-temperature and low-temperature are 71.4°F (21.9°C) and 51.6°F (10.9°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 86°F (30°C).

What is the average humidity in September in Nanticoke?

The average relative humidity in September is 80%.

What is the driest month?

The months with the least rainfall are January and September Rain falls for 13.2 days and accumulates 2.09" (53mm) of rain.

How much does it rain in September?

In Nanticoke, during September, the rain falls for 13.2 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:31 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:47 pm EDT.

How many hours of sunshine does Nanticoke have in September?

In Nanticoke, the average sunshine duration in September is 8.5h.

How high is the UV index in September?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Nanticoke, PA

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

The warmest month (with the highest average high temperature) is July (81°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°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in September
Nanticoke, PA

Average pressure in September - Nanticoke, 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
Nanticoke, PA

Average wind speed in September - Nanticoke, PA
  • Average wind speed in September: 5.7mph

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 (5.1mph).

Average humidity in September
Nanticoke, PA

Average humidity in September - Nanticoke, 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 and July (78%).

Average rainfall in September
Nanticoke, PA

Average rainfall in September - Nanticoke, PA
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and September (2.09").

Average rainfall days in September
Nanticoke, PA

Average rainfall days in September - Nanticoke, PA
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in September
Nanticoke, PA

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

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

Average snowfall days in September
Nanticoke, PA

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

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Nanticoke, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in September
Nanticoke, PA

Average sunshine days in September - Nanticoke, PA
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.1 days).

Average UV index in September
Nanticoke, PA

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

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
Nanticoke, PA

Average cloud cover in September - Nanticoke, 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 37).

Average visibility in September
Nanticoke, PA

Average visibility in September - Nanticoke, 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).

Nanticoke, Pennsylvania, USA

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