September weather forecastPhalanx, NJ
September
Weather in September
September, the first month of the autumn in Phalanx, is still a warm month, with an average temperature fluctuating between 63.5°F (17.5°C) and 74.1°F (23.4°C).Temperature
Phalanx's September weather shows a modest shift in high-temperatures, falling from August's 80.2°F (26.8°C) to a still warm 74.1°F (23.4°C). The average temperature drops to a comfortable 63.5°F (17.5°C) during the night in the month of September.Humidity
In September, the average relative humidity is 76%.Rainfall
September is the month with the least rainfall. Rain falls for 6 days and accumulates 0.12" (3mm) of precipitation.Snowfall
In Phalanx, snow does not fall in April through November.Daylight
In Phalanx, New Jersey, the average length of the day in September is 12h and 27min.On the first day of September, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm EDT.
Sunshine
In Phalanx, the average sunshine in September is 9.1h.UV index
In Phalanx, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 5 during September translates into the following directions:
Undertake precautions - Obligation exists to protect against skin and eye damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Phalanx, NJ
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in September: 63.5°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in September
Phalanx, 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
Phalanx, NJ
- Average wind speed in September: 8.1mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in September
Phalanx, NJ
- Average humidity in September: 76%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (73%).
Average rainfall in September
Phalanx, NJ
- Average rainfall in September: 0.12"
The wettest month (with the highest rainfall) is July (0.71").
The driest month (with the least rainfall) is September (0.12").
Average rainfall days in September
Phalanx, NJ
- Average rainfall days in September: 6 days
The month with the highest number of rainy days is July (8 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in September
Phalanx, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Phalanx, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Phalanx, NJ
- Average daylight in September: 12h and 24min
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 6min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Phalanx, NJ
- Average sunshine days in September: 22.1 days
The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is July (17.3 days).
Average UV index in September
Phalanx, 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
Phalanx, NJ
- Average cloud cover in September: 33
The months with the most cloud cover are February, March and December (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in September
Phalanx, 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).





