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
As August transitions into September, Custer City sees a gentle drop in the average high-temperature, transitioning from a warm 76.6°F (24.8°C) to an agreeable 70.3°F (21.3°C). In the month of September, Custer City's average low-temperature falls to a frosty 49.8°F (9.9°C).Humidity
In Custer City, the average relative humidity in September is 82%.Rainfall
The month with the least rainfall is September, when the rain falls for 15.6 days and typically collects 2.17" (55mm) of precipitation.Snowfall
In Custer City, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 6:41 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:57 pm EDT.
Sunshine
The average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, an average UV index of 3 transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Custer City have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Custer City have in September?
What is the UV index reading in September?
Average temperature in September
Custer City, PA
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in September: 49.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure in September
Custer City, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Custer City, PA
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Custer City, PA
- Average humidity in September: 82%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May, June and July (79%).
Average rainfall in September
Custer City, PA
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in September
Custer City, PA
- Average rainfall days in September: 15.6 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8 days).
Average snowfall in September
Custer City, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (13.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Custer City, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (23 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Custer City, PA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
Custer City, PA
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is September (12.2 days).
The month with the least sunshine days is January (4.8 days).
Average UV index in September
Custer City, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Custer City, PA
- Average cloud cover in September: 47
The month with the most cloud cover is January (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in September
Custer City, PA
- Average visibility in September: 4mi
The months with the highest visibility are March, April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, August, September and December (4mi).
Custer City, Pennsylvania, USA
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