Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a warm 78.4°F (25.8°C) in August to an agreeable 71.6°F (22°C). September nights in Marcy experience a consistent temperature drop to a cool 50.9°F (10.5°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In Marcy, in September, during 12.1 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Marcy, during the entire year, the rain falls for 153.7 days and collects up to 28.35" (720mm) of precipitation.Snowfall
In Marcy, snow does not fall in June through September.Daylight
In Marcy, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:46 pm EDT.
Sunshine
In Marcy, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index in Marcy is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What are September temperatures in Marcy?
What is the average humidity in September in Marcy?
How much does it rain in Marcy in September?
When it does not snow in Marcy?
Does it snow in Marcy in September?
How many hours of daylight does Marcy have in September?
When is the sunrise / sunset in September in Marcy?
How long on average sun shines in September in Marcy?
How high is the UV index in September in Marcy?
Average temperature in September
Marcy, PA
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Marcy, 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).
Average wind speed in September
Marcy, PA
- Average wind speed in September: 5.7mph
The windiest months (with the highest average wind speed) are January, February, March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Marcy, PA
- Average humidity in September: 80%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in September
Marcy, PA
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is January (1.77").
Average rainfall days in September
Marcy, PA
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Marcy, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Marcy, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Marcy, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Marcy, PA
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in September
Marcy, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Marcy, PA
- Average cloud cover in September: 43
The months with the most cloud cover are January, February and December (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Marcy, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Marcy, Pennsylvania, USA
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