September weather forecastWorthville, PA

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Worthville, Pennsylvania, with an average temperature varying between 52.2°F (11.2°C) and 72.1°F (22.3°C).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from a moderately hot 78.6°F (25.9°C) in August to an agreeable 72.1°F (22.3°C). During the month of September, the temperature generally drops to a low average of 52.2°F (11.2°C).

Humidity

In Worthville, Pennsylvania, the average relative humidity in September is 80%.

Rainfall

In Worthville, during September, the rain falls for 12.7 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 150.5 rainfall days, and 22.05" (560mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Worthville, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:43 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:59 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 3 during September leads to these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Boost your sun resistance with garments that are densely woven yet spacious.

Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

September temperatures vary between a high-temperature of 72.1°F (22.3°C) and a low-temperature of 52.2°F (11.2°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in July is computed to be 86°F (30°C).

In September, the average relative humidity is 80%.

In Worthville, in September, during 12.7 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

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

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

The average day length in September is 12h and 28min.

In September, on the first day of the month, sunrise is at 6:43 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:59 pm EDT.

In September, the average sunshine duration is 8.3h.

In Worthville, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Aug

September

Oct

Average high temperature

78.6°F

72.1°F

58.6°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.9mph

6.2mph

7.8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

13.9

14.9

14.6

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Worthville, PA

Average high temperature in September: 72.1°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30.2°F).

Average low temperature in September: 52.2°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in September
Worthville, 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
Worthville, PA

Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Worthville, PA

Average humidity in September: 80%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).

Average rainfall in September
Worthville, PA

Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in September
Worthville, PA

Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in September
Worthville, PA

Average snowfall in September: 0"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Worthville, PA

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Worthville, 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 18min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).