September weather forecast
Marlin Hills, PA

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Weather in September

September, the first month of the autumn in Marlin Hills, is also a moderately hot month, with an average temperature varying between 55°F (12.8°C) and 74.3°F (23.5°C).

Temperature

Marlin Hills's transition into September involves a gentle shift in temperature, receding from a warm 81°F (27.2°C) in August to a still moderately hot 74.3°F (23.5°C). The average low-temperature of 55°F (12.8°C) is witnessed in Marlin Hills during September.

Humidity

In Marlin Hills, the average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.57" (40mm) of precipitation.

Snowfall

In Marlin Hills, Pennsylvania, snow does not fall in June through September.

Daylight

The average length of the day in September in Marlin Hills is 12h and 27min.
On the first day of September in Marlin Hills, sunrise is at 6:29 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in September in Marlin Hills is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 4 during September leads to these advisories:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To protect against the Sun's most potent rays, avoid direct exposure around 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: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Marlin Hills in September?

The high-temperature, in September, in Marlin Hills, is 74.3°F (23.5°C), while the low-temperature averages to 55°F (12.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is evaluated at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 79%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.57" (40mm) of precipitation.

How much does it rain in September?

In Marlin Hills, in September, it is raining for 11.8 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Marlin Hills have in September?

The average day length in September in Marlin Hills is 12h and 27min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:29 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

How long on average sun shines in September?

In Marlin Hills, the average sunshine duration in September is 8.8h.

How high is the UV index in September?

In September, the average daily maximum UV index 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
Marlin Hills, PA

Average temperature in September - Marlin Hills, PA
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in September: 55°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
Marlin Hills, PA

Average pressure in September - Marlin Hills, 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
Marlin Hills, PA

Average wind speed in September - Marlin Hills, 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
Marlin Hills, PA

Average humidity in September - Marlin Hills, PA
  • Average humidity in September: 79%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in September
Marlin Hills, PA

Average rainfall in September - Marlin Hills, PA
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in September
Marlin Hills, PA

Average rainfall days in September - Marlin Hills, PA
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Marlin Hills, PA

Average snowfall in September - Marlin Hills, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Marlin Hills, PA

Average snowfall days in September - Marlin Hills, PA
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Marlin Hills, PA

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

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 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Marlin Hills, PA

Average sunshine days in September - Marlin Hills, PA
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).

Average UV index in September
Marlin Hills, PA

Average UV index in September - Marlin Hills, PA
  • Average UV index in September: 4

The months with the highest UV index are May, June and July (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
Marlin Hills, PA

Average cloud cover in September - Marlin Hills, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in September
Marlin Hills, PA

Average visibility in September - Marlin Hills, PA
  • Average visibility in September: 5mi

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

Marlin Hills, Pennsylvania, USA

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