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
The start of September involves a subtle temperature drop, shifting from 81°F (27.2°C) in August to a still warm 75°F (23.9°C). In the month of September, Quarryville's average low-temperature falls to a mild 57.2°F (14°C).Humidity
In September, the average relative humidity is 80%.Rainfall
In September, the rain falls for 13 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. Throughout the year, there are 156.5 rainfall days, and 28.74" (730mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Quarryville.Daylight
In September, the average length of the day in Quarryville is 12h and 26min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:48 pm EDT.
Sunshine
In September, the average sunshine is 8.9h.UV index
In Quarryville, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What is the temperature in September in Quarryville?
What is the average humidity in September in Quarryville?
How much does it rain in Quarryville in September?
When it does not snow in Quarryville?
Does it snow in Quarryville in September?
What is the average length of the day in September in Quarryville?
What time are sunrise and sunset in September in Quarryville?
How long on average sun shines in September in Quarryville?
What is the UV index intensity in September in Quarryville?
Average temperature in September
Quarryville, PA
- Average high temperature in September: 75°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in September: 57.2°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in September
Quarryville, 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 (29.94"Hg).
Average wind speed in September
Quarryville, PA
- Average wind speed in September: 5.8mph
The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in September
Quarryville, PA
- Average humidity in September: 80%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in September
Quarryville, PA
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is February (1.89").
Average rainfall days in September
Quarryville, PA
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in September
Quarryville, PA
- Average snowfall in September: 0"
The month with the highest snowfall is March (4.02").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Quarryville, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.7 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
Quarryville, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Quarryville, PA
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in September
Quarryville, PA
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Quarryville, PA
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Quarryville, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, October, November and December (6mi).
The months with the lowest visibility are May, August and September (5mi).
Quarryville, Pennsylvania, USA
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