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 onset of September aligns with a soft reduction in the average high-temperature, gently falling from 81.7°F (27.6°C) in August to a still moderately hot 74.5°F (23.6°C). The temperature lowers to an average of 56.5°F (13.6°C) during September nights.Humidity
The average relative humidity in September is 77%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 1.77" (45mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:29 pm. On the last day of September, in Pompton Plains, sunrise is at 6:53 am and sunset at 6:40 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In Pompton Plains, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Pompton Plains?
What is the average humidity in September in Pompton Plains?
What is the driest month in Pompton Plains?
How much does it rain in Pompton Plains in September?
When it does not snow in Pompton Plains?
Does it snow in Pompton Plains in September?
How many hours of daylight does Pompton Plains have in September?
When are sunrise and sunset in September in Pompton Plains?
How many hours of sunshine does Pompton Plains have in September?
What is the UV index intensity in September in Pompton Plains?
Average temperature in September
Pompton Plains, NJ
- Average high temperature in September: 74.5°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Pompton Plains, NJ
- 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 (29.93"Hg).
Average wind speed in September
Pompton Plains, NJ
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Pompton Plains, NJ
- Average humidity in September: 77%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in September
Pompton Plains, NJ
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is July (3.23").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Pompton Plains, NJ
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in September
Pompton Plains, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Pompton Plains, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Pompton Plains, NJ
- 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 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in September
Pompton Plains, NJ
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in September
Pompton Plains, NJ
- Average UV index in September: 4
The months with the highest UV index are June, July and August (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
Pompton Plains, NJ
- Average cloud cover in September: 41
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Pompton Plains, NJ
- Average visibility in September: 5mi
The months with the highest visibility are March, April, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, June and September (5mi).
Pompton Plains, New Jersey, USA
Weather forecast for your location
2. Allow the app to use your location