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
September implies a soft temperature shift, with average high-temperatures reducing from August's warm 80.2°F (26.8°C) to an agreeable 73°F (22.8°C). Jerkwater records an average nighttime low-temperature of 53.1°F (11.7°C) throughout September.Humidity
The average relative humidity in September in Jerkwater, Pennsylvania, is 79%.Rainfall
In Jerkwater, in September, during 12.5 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Jerkwater, during the entire year, the rain falls for 146.6 days and collects up to 19.84" (504mm) of precipitation.Snowfall
In Jerkwater, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:41 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:56 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 4 in September translates into this advice:
Make use of precautions - It is urged to ward off sun damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Jerkwater?
Does it snow in September?
How many hours of daylight does Jerkwater have in September?
When are sunrise and sunset in September in Jerkwater?
How many hours of sunshine does Jerkwater have in September?
What is the UV index reading in September?
Average temperature in September
Jerkwater, PA
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 53.1°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Jerkwater, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Jerkwater, PA
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Jerkwater, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in September
Jerkwater, PA
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in September
Jerkwater, PA
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in September
Jerkwater, PA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Jerkwater, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 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
Jerkwater, 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 July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Jerkwater, PA
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).
Average UV index in September
Jerkwater, PA
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Jerkwater, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Jerkwater, PA
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Jerkwater, Pennsylvania, USA
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