September weather forecastMarchand, PA

September

Weather in September

The first month of the autumn, September, is also an agreeable month in Marchand, Pennsylvania, with an average temperature ranging between min 52.5°F (11.4°C) and max 72.3°F (22.4°C).

Temperature

In September, the average high-temperature marginally drops from a warm 79.2°F (26.2°C) in August to an agreeable 72.3°F (22.4°C). In September, Marchand experiences an average nighttime temperature of 52.5°F (11.4°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

In Marchand, in September, during 12.1 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 151.9 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Snowfall

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

Daylight

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

In September, the average sunshine is 8.2h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 3 in September leads to these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

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

Frequently asked questions

An average high-temperature, in September, in Marchand, is 72.3°F (22.4°C) and the average low-temperature is 52.5°F (11.4°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

The average relative humidity in September is 79%.

In Marchand, during September, the rain falls for 12.1 days and regularly aggregates up to 1.65" (42mm) of precipitation.

June through September are months without snowfall.

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

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

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 8.2h.

In Marchand, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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

79.2°F

72.3°F

59.4°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

6mph

6.3mph

8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

14.6

15.3

14.3

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Marchand, PA

Average high temperature in September: 72.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°F).

Average low temperature in September: 52.5°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 (18.3°F).

Average pressure in September
Marchand, PA

Average pressure in September: 30.06"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
Marchand, PA

Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Marchand, PA

Average humidity in September: 79%

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
Marchand, PA

Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is November (1.26").

Average rainfall days in September
Marchand, PA

Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Marchand, PA

Average snowfall in September: 0"

The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Marchand, PA

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Marchand, 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 12min

The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).