September weather forecast
Vernfield, PA

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Weather in September

September, the first month of the autumn in Vernfield, is also a moderately hot month, with an average temperature fluctuating between 75.4°F (24.1°C) and 57.2°F (14°C).

Temperature

The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from 81.9°F (27.7°C) in August to a still warm 75.4°F (24.1°C). In Vernfield, September is marked by an average low-temperature of 57.2°F (14°C).

Humidity

In Vernfield, the average relative humidity in September is 78%.

Rainfall

In Vernfield, during September, the rain falls for 11 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Vernfield, during the entire year, the rain falls for 128.6 days and collects up to 15.16" (385mm) of precipitation.

Snowfall

June through October are months without snowfall in Vernfield.

Daylight

In Vernfield, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:29 am and sunset at 7:33 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:45 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The average high-temperature and low-temperature in Vernfield during September are 75.4°F (24.1°C) and 57.2°F (14°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is computed to be 87.8°F (31°C).

What is the average humidity in September?

In Vernfield, the average relative humidity in September is 78%.

How many days does it rain in September?

In September, the rain falls for 11 days. Throughout September, 0.91" (23mm) of precipitation is accumulated.

When it does not snow?

In Vernfield, snow does not fall in June through October.

How many hours of daylight does Vernfield have in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:45 pm EDT.

How many hours of sunshine does Vernfield have in September?

In Vernfield, the average sunshine duration in September is 8.7h.

How high is the UV index in September?

In Vernfield, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes 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
Vernfield, PA

Average temperature in September - Vernfield, PA
  • Average high temperature in September: 75.4°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in September
Vernfield, PA

Average pressure in September - Vernfield, PA
  • Average pressure in September: 30.06"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
Vernfield, PA

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

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Vernfield, PA

Average humidity in September - Vernfield, PA
  • Average humidity in September: 78%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in September
Vernfield, PA

Average rainfall in September - Vernfield, PA
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in September
Vernfield, PA

Average rainfall days in September - Vernfield, PA
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in September
Vernfield, PA

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

The month with the highest snowfall is March (1.46").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Vernfield, PA

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

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Vernfield, 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 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Vernfield, PA

Average sunshine days in September - Vernfield, PA
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in September
Vernfield, PA

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September
Vernfield, PA

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Vernfield, PA

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

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

Vernfield, Pennsylvania, USA

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