September weather forecast
Fishertown, PA

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Weather in September

September, the first month of the autumn in Fishertown, is also an agreeable month, with temperature in the range of an average low of 52.9°F (11.6°C) and an average high of 72.9°F (22.7°C).

Temperature

September brings a slight decrease in the average high-temperature, shifting from a moderately hot 79.9°F (26.6°C) in August to a pleasant 72.9°F (22.7°C). Throughout September, the temperature in Fishertown tends to fall to a consistent average low of 52.9°F (11.6°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Fishertown, in September, it is raining for 11.2 days, with typically 1.06" (27mm) of accumulated precipitation. In Fishertown, during the entire year, the rain falls for 126 days and collects up to 15.47" (393mm) of precipitation.

Snowfall

May through September are months without snowfall in Fishertown, Pennsylvania.

Daylight

In Fishertown, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:42 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:57 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

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 unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 4 during September leads to these instructions:
Take necessary precautions - Defending against sun damage is advocated. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What is the average September temperature in Fishertown?

In Fishertown, 72.9°F (22.7°C) is the average high-temperature and 52.9°F (11.6°C) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is computed to be 87.8°F (31°C).

What is the average humidity in September in Fishertown?

The average relative humidity in September is 80%.

How much does it rain in Fishertown in September?

In Fishertown, in September, it is raining for 11.2 days, with typically 1.06" (27mm) of accumulated precipitation.

When it does not snow in Fishertown?

In Fishertown, snow does not fall in May through September.

Does it snow in Fishertown in September?

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

What is the average length of the day in September in Fishertown?

In Fishertown, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Fishertown?

On the first day of September, sunrise is at 6:42 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:57 pm EDT.

How many hours of sunshine does Fishertown have in September?

In September, the average sunshine duration in Fishertown is 8.3h.

How high is the UV index in September in Fishertown?

In September, the average daily maximum UV index in Fishertown is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Fishertown, PA

Average temperature in September - Fishertown, PA
  • Average high temperature in September: 72.9°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in September: 52.9°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in September
Fishertown, PA

Average pressure in September - Fishertown, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Fishertown, PA

Average wind speed in September - Fishertown, PA
  • Average wind speed in September: 5.1mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in September
Fishertown, PA

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

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

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Average rainfall in September
Fishertown, PA

Average rainfall in September - Fishertown, PA
  • Average rainfall in September: 1.06"

The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in September
Fishertown, PA

Average rainfall days in September - Fishertown, PA
  • Average rainfall days in September: 11.2 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6 days).

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Average snowfall in September
Fishertown, PA

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

The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Fishertown, PA

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

The month with the highest number of snowfall days is January (7.9 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
Fishertown, PA

Average daylight in September / Average sunshine in September - Fishertown, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in September
Fishertown, PA

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

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in September
Fishertown, PA

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

The month with the highest UV index is June (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
Fishertown, PA

Average cloud cover in September - Fishertown, PA
  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in September
Fishertown, PA

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

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

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Fishertown, Pennsylvania, USA

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