September weather forecast
Hillsgrove, PA

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Weather in September

September, the first month of the autumn in Hillsgrove, is still a pleasant month, with an average temperature fluctuating between 50°F (10°C) and 70.3°F (21.3°C).

Temperature

The transition into September subtly indicates a reduction in the average high-temperature, down to an agreeable 70.3°F (21.3°C) from August's warm 77.2°F (25.1°C). Hillsgrove observes an average low-temperature of 50°F (10°C) during September nights.

Humidity

The average relative humidity in September is 81%.

Rainfall

In Hillsgrove, in September, during 13.7 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. Throughout the year, in Hillsgrove, Pennsylvania, there are 171.9 rainfall days, and 28.54" (725mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Hillsgrove.

Daylight

In Hillsgrove, the average length of the day in September is 12h and 28min.
On the first day of September in Hillsgrove, Pennsylvania, sunrise is at 6:33 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:49 pm EDT.

Sunshine

In Hillsgrove, the average sunshine in September is 8.4h.

UV index

In Hillsgrove, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 3 in September leads to these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What are September temperatures in Hillsgrove?

September temperatures vary between a high-temperature of 70.3°F (21.3°C) and a low-temperature of 50°F (10°C).

What is the average humidity in September in Hillsgrove?

In Hillsgrove, the average relative humidity in September is 81%.

How much does it rain in Hillsgrove in September?

In Hillsgrove, in September, during 13.7 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

When it does not snow in Hillsgrove?

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

Does it snow in Hillsgrove in September?

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

How many hours of daylight does Hillsgrove have in September?

In Hillsgrove, the average day length in September is 12h and 28min.

When is the sunrise / sunset in September in Hillsgrove?

In September, on the first day of the month, sunrise is at 6:33 am and sunset at 7:39 pm. On the last day of the month, in Hillsgrove, Pennsylvania, sunrise is at 7:03 am and sunset at 6:49 pm EDT.

How long on average sun shines in September in Hillsgrove?

In September, the average sunshine duration in Hillsgrove is 8.4h.

How high is the UV index in September in Hillsgrove?

In Hillsgrove, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Hillsgrove, PA

Average temperature in September - Hillsgrove, PA
  • Average high temperature in September: 70.3°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in September: 50°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in September
Hillsgrove, PA

Average pressure in September - Hillsgrove, PA
  • Average pressure in September: 30.07"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).

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Average wind speed in September
Hillsgrove, PA

Average wind speed in September - Hillsgrove, PA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in September
Hillsgrove, PA

Average humidity in September - Hillsgrove, PA
  • Average humidity in September: 81%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (78%).

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Average rainfall in September
Hillsgrove, PA

Average rainfall in September - Hillsgrove, PA
  • Average rainfall in September: 2.24"

The wettest months (with the highest rainfall) are April and July (2.91").
The driest months (with the least rainfall) are January and November (1.77").

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Average rainfall days in September
Hillsgrove, PA

Average rainfall days in September - Hillsgrove, PA
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.6 days).

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Average snowfall in September
Hillsgrove, PA

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

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Hillsgrove, PA

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

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Hillsgrove, PA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).

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Average sunshine days in September
Hillsgrove, PA

Average sunshine days in September - Hillsgrove, PA
  • Average sunshine days in September: 14 days

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.7 days).

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Average UV index in September
Hillsgrove, PA

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

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

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Average cloud cover in September
Hillsgrove, PA

Average cloud cover in September - Hillsgrove, PA
  • Average cloud cover in September: 44

The months with the most cloud cover are January, February and December (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in September
Hillsgrove, PA

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

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

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Hillsgrove, Pennsylvania, USA

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