September weather forecast
Connaughtown, PA

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Weather in September

September, the first month of the autumn in Connaughtown, is also a moderately hot month, with an average temperature ranging between min 59°F (15°C) and max 76.1°F (24.5°C).

Temperature

A moderate decline in average high-temperatures is noted in September, moving from a warm 83.3°F (28.5°C) in August to a still moderately hot 76.1°F (24.5°C). Connaughtown experiences a mean temperature of 59°F (15°C) during September nights.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Connaughtown, in September, during 10.8 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Connaughtown, Pennsylvania, during the entire year, the rain falls for 138.2 days and collects up to 15.59" (396mm) of precipitation.

Snowfall

In Connaughtown, snow does not fall in April, June through November.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:29 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 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 reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. To guard against the harmful effects of the Sun, minimize exposure during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Connaughtown in September?

During September, Connaughtown experiences an average high-temperature of 76.1°F (24.5°C) and a low-temperature of 59°F (15°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 89.6°F (32°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

How many days does it rain in September?

In September, in Connaughtown, the rain falls for 10.8 days. Throughout September, 0.98" (25mm) of precipitation is accumulated.

When it does not snow?

April, June through November are months without snowfall.

What is the average length of the day in September?

The average day length in September is 12h and 26min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

How many hours of sunshine does Connaughtown have in September?

In September, the average sunshine duration is 8.8h.

How high is the UV index in September?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to 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
Connaughtown, PA

Average temperature in September - Connaughtown, PA
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in September: 59°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in September
Connaughtown, PA

Average pressure in September - Connaughtown, 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
Connaughtown, PA

Average wind speed in September - Connaughtown, PA
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in September
Connaughtown, PA

Average humidity in September - Connaughtown, PA
  • Average humidity in September: 76%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in September
Connaughtown, PA

Average rainfall in September - Connaughtown, PA
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days in September
Connaughtown, PA

Average rainfall days in September - Connaughtown, PA
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in September
Connaughtown, PA

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

The months with the highest snowfall are February and March (0.55").
The months with the least snowfall are April, June, July, August, September, October and November (0").

Average snowfall days in September
Connaughtown, PA

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

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Connaughtown, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in September
Connaughtown, PA

Average sunshine days in September - Connaughtown, PA
  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are May and June (12.8 days).

Average UV index in September
Connaughtown, PA

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

The months with the highest UV index are May, June, July and August (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
Connaughtown, PA

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

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Connaughtown, PA

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

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

Connaughtown, Pennsylvania, USA

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