September weather forecast
Hetlerville, PA

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Weather in September

The first month of the autumn, September, is also an agreeable month in Hetlerville, Pennsylvania, with an average temperature fluctuating between 72.5°F (22.5°C) and 52.2°F (11.2°C).

Temperature

Hetlerville in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 78.6°F (25.9°C) to a pleasant 72.5°F (22.5°C). September nights experience a consistent temperature drop to a cool 52.2°F (11.2°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:32 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The average high-temperature and low-temperature during September are 72.5°F (22.5°C) and 52.2°F (11.2°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 80%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 2.05" (52mm) of precipitation.

How many days does it rain in September in Hetlerville?

In Hetlerville, in September, it is raining for 12.8 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow?

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

Does it snow in September?

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

How many hours of daylight does Hetlerville have in September?

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:32 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.6h.

What is the UV index intensity in September?

In Hetlerville, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe 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
Hetlerville, PA

Average temperature in September - Hetlerville, PA
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in September: 52.2°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in September
Hetlerville, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Hetlerville, PA

Average wind speed in September - Hetlerville, PA
  • Average wind speed in September: 5.5mph

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 (4.8mph).

Average humidity in September
Hetlerville, PA

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

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in September
Hetlerville, PA

Average rainfall in September - Hetlerville, PA
  • Average rainfall in September: 2.05"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in September
Hetlerville, PA

Average rainfall days in September - Hetlerville, PA
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in September
Hetlerville, PA

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

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

Average snowfall days in September
Hetlerville, PA

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

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Hetlerville, 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 month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in September
Hetlerville, PA

Average sunshine days in September - Hetlerville, PA
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in September
Hetlerville, PA

Average UV index in September - Hetlerville, 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
Hetlerville, PA

Average cloud cover in September - Hetlerville, PA
  • Average cloud cover in September: 40

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in September
Hetlerville, PA

Average visibility in September - Hetlerville, 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).

Hetlerville, Pennsylvania, USA

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