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 heralds a minor drop in average high-temperature, sliding from August's 79.9°F (26.6°C) to a still moderately hot 73.8°F (23.2°C). Holiday Heights reports an average low-temperature of 64.4°F (18°C) during the nights of September.Humidity
In September, the average relative humidity is 77%.Rainfall
In Holiday Heights, during September, the rain falls for 11.7 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Holiday Heights, during the entire year, the rain falls for 129.4 days and collects up to 15.31" (389mm) of precipitation.Snowfall
In Holiday Heights, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:40 pm EDT.
Sunshine
The average sunshine in September in Holiday Heights, New Jersey, is 9h.UV index
The average daily maximum UV index in September in Holiday Heights is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the temperature in September in Holiday Heights?
What is the average humidity in September in Holiday Heights?
How many days does it rain in September in Holiday Heights?
When it does not snow in Holiday Heights?
How many hours of daylight does Holiday Heights have in September?
When are sunrise and sunset in September in Holiday Heights?
How many hours of sunshine does Holiday Heights have in September?
What is the UV index intensity in September in Holiday Heights?
Average temperature in September
Holiday Heights, NJ
- Average high temperature in September: 73.8°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in September: 64.4°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Holiday Heights, 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
Holiday Heights, NJ
- Average wind speed in September: 9mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in September
Holiday Heights, NJ
- Average humidity in September: 77%
The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March and November (74%).
Average rainfall in September
Holiday Heights, NJ
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in September
Holiday Heights, NJ
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in September
Holiday Heights, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Holiday Heights, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Holiday Heights, 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
Holiday Heights, NJ
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (13.9 days).
Average UV index in September
Holiday Heights, 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, November and December (UV index 2).
Average cloud cover in September
Holiday Heights, NJ
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in September
Holiday Heights, 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).
Holiday Heights, New Jersey, USA
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