September weather forecast
Smethport, PA

Weather in September

The first month of the autumn, September, is still a pleasant month in Smethport, Pennsylvania, with an average temperature varying between 49.8°F (9.9°C) and 70.2°F (21.2°C).

Temperature

In Smethport, the average high-temperature in September marginally drops from a warm 76.6°F (24.8°C) in August to a pleasant 70.2°F (21.2°C). The average low-temperature, in Smethport, is 49.8°F (9.9°C).

Humidity

In September, the average relative humidity in Smethport, Pennsylvania, is 81%.

Rainfall

The month with the least rainfall in Smethport is September, when the rain falls for 13.3 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:57 pm EDT.

Sunshine

In Smethport, the average sunshine in September is 8h.

UV index

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the average humidity in September in Smethport?

In Smethport, Pennsylvania, the average relative humidity in September is 81%.

What is the driest month in Smethport?

The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 1.89" (48mm) of precipitation.

How much does it rain in Smethport in September?

In Smethport, Pennsylvania, in September, it is raining for 13.3 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in Smethport?

June through September are months without snowfall.

Does it snow in Smethport in September?

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

How many hours of daylight does Smethport have in September?

The average day length in September in Smethport is 12h and 28min.

When is the sunrise / sunset in September in Smethport?

On the first day of September, sunrise is at 6:39 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:57 pm EDT.

How many hours of sunshine does Smethport have in September?

In September, the average sunshine duration is 8h.

How high is the UV index in September in Smethport?

In Smethport, Pennsylvania, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Smethport, PA

Average temperature in September - Smethport, PA
  • Average high temperature in September: 70.2°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in September: 49.8°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

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Average pressure in September
Smethport, PA

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

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Smethport, PA

Average wind speed in September - Smethport, PA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in September
Smethport, PA

Average humidity in September - Smethport, PA
  • Average humidity in September: 81%

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May, June and July (79%).

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Average rainfall in September
Smethport, PA

Average rainfall in September - Smethport, PA
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
Smethport, PA

Average rainfall days in September - Smethport, PA
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in September
Smethport, PA

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

The month with the highest snowfall is February (10.47").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Smethport, PA

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

The month with the highest number of snowfall days is January (18 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
Smethport, PA

Average daylight in September / Average sunshine in September - Smethport, PA
  • Average daylight in September: 12h and 28min

The month with the longest days is June (Average daylight: 15h and 10min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 2h and 30min).

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Average sunshine days in September
Smethport, PA

Average sunshine days in September - Smethport, PA
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (8.1 days).

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Average UV index in September
Smethport, PA

Average UV index in September - Smethport, PA
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Smethport, PA

Average cloud cover in September - Smethport, PA
  • Average cloud cover in September: 47

The month with the most cloud cover is January (Cloud cover 78).
The months with the least cloud cover are July and August (Cloud cover 43).

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Average visibility in September
Smethport, PA

Average visibility in September - Smethport, PA
  • Average visibility in September: 4mi

The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).

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