September weather forecastWest Pittsburg, PA

September

Weather in September

The first month of the autumn, September, is still a warm month in West Pittsburg, Pennsylvania, with an average temperature varying between 74.3°F (23.5°C) and 54.7°F (12.6°C).

Temperature

September reveals a small adjustment in temperature, transitioning from an average high of a moderately hot 81°F (27.2°C) in August to a still warm 74.3°F (23.5°C). Throughout September, the nighttime temperature averages to a fresh 54.7°F (12.6°C).

Humidity

In September, the average relative humidity is 79%.

Rainfall

In West Pittsburg, in September, it is raining for 14.4 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, in West Pittsburg, there are 168.9 rainfall days, and 24.25" (616mm) of precipitation is accumulated.

Snowfall

In West Pittsburg, Pennsylvania, 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 September, 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.

Sunshine

The average sunshine in September is 8.4h.

UV index

In West Pittsburg, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during September is 74.3°F (23.5°C) and the low-temperature is 54.7°F (12.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is calculated to be 86°F (30°C).

In West Pittsburg, the average relative humidity in September is 79%.

In West Pittsburg, in September, it is raining for 14.4 days, with typically 1.81" (46mm) of accumulated precipitation.

In West Pittsburg, snow does not fall in June through September.

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

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

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.

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

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

81°F

74.3°F

61°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.4mph

5.7mph

7.2mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

11.8

13.4

12.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
West Pittsburg, PA

Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (31.8°F).

Average low temperature in September: 54.7°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure in September
West Pittsburg, 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 (29.94"Hg).

Average wind speed in September
West Pittsburg, PA

Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in September
West Pittsburg, PA

Average humidity in September: 79%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in September
West Pittsburg, PA

Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is November (1.3").

Average rainfall days in September
West Pittsburg, PA

Average rainfall days in September: 14.4 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in September
West Pittsburg, PA

Average snowfall in September: 0"

The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
West Pittsburg, PA

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
West Pittsburg, PA

Average daylight in September: 12h and 30min

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 24min

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 42min).