September weather forecast
Homewood, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Homewood, Pennsylvania, with an average temperature ranging between min 55.6°F (13.1°C) and max 75.6°F (24.2°C).

Temperature

As September arrives, Homewood's weather displays a minor decrease in high-temperatures, transitioning from August's 81.9°F (27.7°C) to a still warm 75.6°F (24.2°C). Homewood records an average temperature drop to a mild 55.6°F (13.1°C) in September.

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Homewood, in September, during 14.3 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, there are 182.2 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Homewood, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:53 pm. On the last day of September, sunrise is at 7:17 am and sunset at 7:04 pm EDT.

Sunshine

The average sunshine in September is 8.4h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The average high-temperature and low-temperature during September are 75.6°F (24.2°C) and 55.6°F (13.1°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 87.8°F (31°C).

What is the average humidity in September in Homewood?

In Homewood, the average relative humidity in September is 77%.

How many days does it rain in September?

In September, the rain falls for 14.3 days. Throughout September, 2.6" (66mm) of precipitation is accumulated.

When it does not snow in Homewood?

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

Does it snow in September?

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

How many hours of daylight does Homewood have in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:48 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:04 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.4h.

How high is the UV index in September?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Homewood, PA

Average temperature in September - Homewood, PA
  • Average high temperature in September: 75.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in September
Homewood, PA

Average pressure in September - Homewood, PA
  • Average pressure in September: 30.05"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
Homewood, PA

Average wind speed in September - Homewood, PA
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in September
Homewood, PA

Average humidity in September - Homewood, PA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in September
Homewood, PA

Average rainfall in September - Homewood, PA
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in September
Homewood, PA

Average rainfall days in September - Homewood, PA
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (10.4 days).

Average snowfall in September
Homewood, PA

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

The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Homewood, PA

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

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in September
Homewood, PA

Average sunshine days in September - Homewood, PA
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.4 days).

Average UV index in September
Homewood, PA

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Homewood, PA

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

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Homewood, PA

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

The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January and February (4mi).

Homewood, Pennsylvania, USA

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