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
In September, the meteorological conditions change slightly, with the average high-temperature moving from a warm 81.1°F (27.3°C) in August to a still moderately hot 74.7°F (23.7°C). In September, Whittier Oaks records an average nighttime temperature of 62.2°F (16.8°C).Humidity
In Whittier Oaks, New Jersey, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall in Whittier Oaks is September, when the rain falls for 13.2 days and typically collects 1.69" (43mm) of precipitation.Snowfall
In Whittier Oaks, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September in Whittier Oaks, sunrise is at 6:25 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:40 pm EDT.
Sunshine
The average sunshine in September is 9h.UV index
The average daily maximum UV index in September in Whittier Oaks is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 5 during September leads to these advisories:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Whittier Oaks?
What is the average humidity in September in Whittier Oaks?
What is the driest month in Whittier Oaks?
How many days does it rain in September in Whittier Oaks?
When it does not snow in Whittier Oaks?
Does it snow in Whittier Oaks in September?
What is the average length of the day in September in Whittier Oaks?
When are sunrise and sunset in September in Whittier Oaks?
How long on average sun shines in September in Whittier Oaks?
How high is the UV index in September in Whittier Oaks?
Average temperature in September
Whittier Oaks, NJ
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 62.2°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in September
Whittier Oaks, NJ
- Average pressure in September: 30.05"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
Whittier Oaks, NJ
- Average wind speed in September: 7.4mph
The windiest months (with the highest average wind speed) are January and March (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Whittier Oaks, NJ
- Average humidity in September: 76%
The months with the highest relative humidity are May and June (78%).
The months with the lowest relative humidity are January, March, April, August and November (74%).
Average rainfall in September
Whittier Oaks, NJ
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in September
Whittier Oaks, NJ
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (16.4 days).
The months with the least rainy days are January and November (9.8 days).
Average snowfall in September
Whittier Oaks, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Whittier Oaks, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.3 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
Whittier Oaks, NJ
- 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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Whittier Oaks, NJ
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in September
Whittier Oaks, NJ
- Average UV index in September: 5
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
Whittier Oaks, NJ
- Average cloud cover in September: 34
The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in September
Whittier Oaks, NJ
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Whittier Oaks, New Jersey, USA
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