September weather forecast
Flinton, PA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Flinton, Pennsylvania, with an average temperature ranging between max 72.1°F (22.3°C) and min 52.3°F (11.3°C).

Temperature

The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a warm 78.4°F (25.8°C) in August to an agreeable 72.1°F (22.3°C). An average nighttime temperature of 52.3°F (11.3°C) is noted during the month of September.

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Flinton, during September, the rain falls for 14.5 days and regularly aggregates up to 2.32" (59mm) of precipitation. In Flinton, during the entire year, the rain falls for 173.2 days and collects up to 32.44" (824mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Flinton, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:10 am and sunset at 6:57 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: During September, 3 as the daily maximum UV index converts into the following advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. 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.

Frequently asked questions

What is the average September temperature?

The high-temperature during September is 72.1°F (22.3°C) and the low-temperature is 52.3°F (11.3°C).

What is the average humidity in September?

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

How many days does it rain in September?

In Flinton, during September, the rain falls for 14.5 days and regularly aggregates up to 2.32" (59mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Flinton have in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:41 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 long on average sun shines in September?

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

What is the UV index reading in September?

In Flinton, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Flinton, PA

Average temperature in September - Flinton, PA
  • Average high temperature in September: 72.1°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in September: 52.3°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in September
Flinton, PA

Average pressure in September - Flinton, 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 (29.95"Hg).

Average wind speed in September
Flinton, PA

Average wind speed in September - Flinton, PA
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Flinton, PA

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

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).

Average rainfall in September
Flinton, PA

Average rainfall in September - Flinton, PA
  • Average rainfall in September: 2.32"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in September
Flinton, PA

Average rainfall days in September - Flinton, PA
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in September
Flinton, PA

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

The month with the highest snowfall is January (7.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Flinton, PA

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

The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Flinton, PA

Average sunshine days in September - Flinton, PA
  • Average sunshine days in September: 12.6 days

The month with the most sunshine days is November (14.1 days).
The month with the least sunshine days is February (8.8 days).

Average UV index in September
Flinton, PA

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

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

Average cloud cover in September
Flinton, PA

Average cloud cover in September - Flinton, PA
  • Average cloud cover in September: 43

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 39).

Average visibility in September
Flinton, PA

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

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

Flinton, Pennsylvania, USA

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