September weather forecast
Marlin, PA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Marlin, Pennsylvania, with temperature in the range of an average low of 53.8°F (12.1°C) and an average high of 73°F (22.8°C).

Temperature

Marlin, Pennsylvania, records a mild change in average high-temperature during September, easing from a moderately hot 79.2°F (26.2°C) in August to a pleasant 73°F (22.8°C). Marlin records an average temperature drop to a fresh 53.8°F (12.1°C) in September.

Humidity

The average relative humidity in September in Marlin is 80%.

Rainfall

In Marlin, in September, it is raining for 12.1 days, with typically 1.77" (45mm) of accumulated precipitation. In Marlin, during the entire year, the rain falls for 146 days and collects up to 26.42" (671mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

Sunshine

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

UV index

In Marlin, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 4 in September suggests the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What are September temperatures in Marlin?

The high-temperature, in September, in Marlin, records 73°F (22.8°C), while the low-temperature is 53.8°F (12.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in July is appraised at 87.8°F (31°C).

What is the average humidity in September in Marlin?

In September, the average relative humidity is 80%.

How much does it rain in Marlin in September?

In September, in Marlin, the rain falls for 12.1 days. Throughout September, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Marlin?

June through September are months without snowfall in Marlin, Pennsylvania.

Does it snow in Marlin in September?

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

How many hours of daylight does Marlin have in September?

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

What time are sunrise and sunset in September in Marlin?

On the first day of September, sunrise is at 6:32 am and sunset at 7:36 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 Marlin?

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

What is the UV index reading in September in Marlin?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Marlin, PA

Average temperature in September - Marlin, PA
  • Average high temperature in September: 73°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 (32.7°F).

  • Average low temperature in September: 53.8°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in September
Marlin, PA

Average pressure in September - Marlin, PA
  • Average pressure in September: 30.06"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).

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Average wind speed in September
Marlin, PA

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

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in September
Marlin, PA

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

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in September
Marlin, PA

Average rainfall in September - Marlin, PA
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in September
Marlin, PA

Average rainfall days in September - Marlin, PA
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in September
Marlin, PA

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

The month with the highest snowfall is March (3.86").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Marlin, PA

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

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Marlin, 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 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).

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Average sunshine days in September
Marlin, PA

Average sunshine days in September - Marlin, PA
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in September
Marlin, PA

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

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

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Average cloud cover in September
Marlin, PA

Average cloud cover in September - Marlin, PA
  • Average cloud cover in September: 38

The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Marlin, PA

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

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

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Marlin, Pennsylvania, USA

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