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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from 82.4°F (28°C) in August to a still warm 75.7°F (24.3°C). Throughout September, an average nighttime temperature of 55.8°F (13.2°C) is experienced.Humidity
In September, the average relative humidity in Sygan Hill is 77%.Rainfall
In Sygan Hill, in September, it is raining for 10.6 days, with typically 0.79" (20mm) of accumulated precipitation. In Sygan Hill, during the entire year, the rain falls for 132.6 days and collects up to 11.5" (292mm) of precipitation.Snowfall
In Sygan Hill, snow does not fall in May through October.Daylight
In Sygan Hill, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:51 pm. On the last day of September, in Sygan Hill, sunrise is at 7:16 am and sunset at 7:03 pm EDT.
Sunshine
In Sygan Hill, Pennsylvania, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index in Sygan Hill is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Sygan Hill?
What is the average humidity in September in Sygan Hill?
How many days does it rain in September in Sygan Hill?
When it does not snow in Sygan Hill?
What is the average length of the day in September in Sygan Hill?
When is the sunrise / sunset in September in Sygan Hill?
How many hours of sunshine does Sygan Hill have in September?
What is the UV index intensity in September in Sygan Hill?
Average temperature in September
Sygan Hill, PA
- Average high temperature in September: 75.7°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in September
Sygan Hill, 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 (29.95"Hg).
Average wind speed in September
Sygan Hill, PA
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in September
Sygan Hill, PA
- Average humidity in September: 77%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in September
Sygan Hill, PA
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is November (0.67").
Average rainfall days in September
Sygan Hill, PA
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Sygan Hill, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Sygan Hill, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sygan Hill, PA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Sygan Hill, PA
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in September
Sygan Hill, PA
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Sygan Hill, PA
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Sygan Hill, PA
- Average visibility in September: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Sygan Hill, Pennsylvania, USA
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