September weather forecastPoint Marion, PA

September

Weather in September

September, the first month of the autumn in Point Marion, is still a warm month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 54.5°F (12.5°C).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 81.5°F (27.5°C) to a still warm 75.7°F (24.3°C). During September, an average low-temperature of 54.5°F (12.5°C) is observed in Point Marion.

Humidity

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

Rainfall

The month with the least rainfall is September, when the rain falls for 15.2 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

In Point Marion, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:15 am and sunset at 7:03 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

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 exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 4 in September translates into these instructions:
Make use of precautions - It is urged to ward off sun damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

In September, the average high-temperature and low-temperature are 75.7°F (24.3°C) and 54.5°F (12.5°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 87.8°F (31°C).

In September, the average relative humidity in Point Marion, Pennsylvania, is 78%.

The month with the least rainfall is September, when the rain falls for 15.2 days and typically collects 2.17" (55mm) of precipitation.

In Point Marion, in September, during 15.2 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

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

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

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

In September, on the first day of the month, sunrise is at 6:48 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:03 pm EDT.

The average sunshine duration in September is 8.8h.

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Point Marion, PA

  • Average high temperature in September: 75.7°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
Point Marion, PA

  • Average pressure in September: 30.05"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).

Average wind speed in September
Point Marion, PA

  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
Point Marion, PA

  • Average humidity in September: 78%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).

Average rainfall in September
Point Marion, PA

  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days in September
Point Marion, PA

  • Average rainfall days in September: 15.2 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (11.1 days).

Average snowfall in September
Point Marion, PA

  • Average snowfall in September: 0"

The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Point Marion, PA

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Point Marion, PA

  • Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Point Marion, PA

  • Average sunshine days in September: 12.6 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.7 days).

Average UV index in September
Point Marion, PA

  • Average UV index in September: 4

The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Point Marion, PA

  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Point Marion, PA

  • Average visibility in September: 5mi

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