September weather forecast
Topton, PA

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Weather in September

September, the first month of the autumn in Topton, is still a warm month, with an average temperature ranging between min 55°F (12.8°C) and max 74.3°F (23.5°C).

Temperature

A modest decline in the average high-temperature is seen during September, decreasing from 81.1°F (27.3°C) in August to a still moderately hot 74.3°F (23.5°C). Topton witnesses a consistent average low-temperature of 55°F (12.8°C) throughout September.

Humidity

In Topton, Pennsylvania, the average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.54" (39mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:46 pm EDT.

Sunshine

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

UV index

In Topton, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Topton in September?

September temperatures vary between a high-temperature of 74.3°F (23.5°C) and a low-temperature of 55°F (12.8°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 79%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.54" (39mm) of precipitation.

How many days does it rain in September?

In Topton, during September, the rain falls for 11.5 days and regularly aggregates up to 1.54" (39mm) of precipitation.

When it does not snow?

May through September are months without snowfall in Topton.

Does it snow in September?

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

How many hours of daylight does Topton have in September?

The average day length in September is 12h and 27min.

When is the sunrise / sunset in September?

On the first day of September in Topton, sunrise is at 6:30 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:46 pm EDT.

How many hours of sunshine does Topton have in September?

The average sunshine duration in September is 8.8h.

How high is the UV index in September?

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

Average temperature in September - Topton, PA
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in September: 55°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in September
Topton, PA

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Topton, PA

Average wind speed in September - Topton, PA
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in September
Topton, PA

Average humidity in September - Topton, PA
  • Average humidity in September: 79%

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

Average rainfall in September
Topton, PA

Average rainfall in September - Topton, PA
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in September
Topton, PA

Average rainfall days in September - Topton, PA
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in September
Topton, PA

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

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Topton, PA

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

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

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

Average daylight in September / Average sunshine in September - Topton, 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 18min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Topton, PA

Average sunshine days in September - Topton, PA
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11 days).

Average UV index in September
Topton, PA

Average UV index in September - Topton, 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).

Average cloud cover in September
Topton, PA

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

The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Topton, PA

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

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

Topton, Pennsylvania, USA

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