September weather forecast
Kernsville, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Kernsville, Pennsylvania, with an average temperature varying between 55.2°F (12.9°C) and 74.5°F (23.6°C).

Temperature

The start of September involves a subtle temperature drop, shifting from a moderately hot 81.1°F (27.3°C) in August to a still warm 74.5°F (23.6°C). Kernsville experiences an average low-temperature of 55.2°F (12.9°C) in month of September.

Humidity

The average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.77" (45mm) of precipitation.

Snowfall

In Kernsville, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:34 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:45 pm EDT.

Sunshine

In Kernsville, the average sunshine in September is 8.7h.

UV index

In Kernsville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. When the Sun is at its strongest around midday, find shade and limit exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The average high-temperature, in September, in Kernsville, is 74.5°F (23.6°C), while the average low-temperature is 55.2°F (12.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in August is appraised at 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.77" (45mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 11.8 days. Throughout September, 1.77" (45mm) of precipitation is accumulated.

When it does not snow?

In Kernsville, snow does not fall in June through September.

Does it snow in September?

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

What is the average length of the day 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, 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 6:45 pm EDT.

How many hours of sunshine does Kernsville have in September?

In September, the average sunshine duration is 8.7h.

What is the UV index reading in September?

The average daily maximum UV index in September in Kernsville is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from 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
Kernsville, PA

Average temperature in September - Kernsville, PA
  • Average high temperature in September: 74.5°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in September: 55.2°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
Kernsville, PA

Average pressure in September - Kernsville, 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
Kernsville, PA

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

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in September
Kernsville, PA

Average humidity in September - Kernsville, PA
  • Average humidity in September: 78%

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

Average rainfall in September
Kernsville, PA

Average rainfall in September - Kernsville, PA
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in September
Kernsville, PA

Average rainfall days in September - Kernsville, PA
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in September
Kernsville, PA

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

The month with the highest snowfall is March (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Kernsville, PA

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

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Kernsville, 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 4min

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 24min).

Average sunshine days in September
Kernsville, PA

Average sunshine days in September - Kernsville, PA
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in September
Kernsville, PA

Average UV index in September - Kernsville, 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
Kernsville, PA

Average cloud cover in September - Kernsville, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in September
Kernsville, PA

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

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

Kernsville, Pennsylvania, USA

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