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 advent of September brings a slight shift in average high-temperature, moving from a warm 81.3°F (27.4°C) in August to a still moderately hot 74.5°F (23.6°C). Wyckoff experiences an average low-temperature reading of 56.7°F (13.7°C) throughout September.Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Wyckoff. Rain falls for 12.9 days and accumulates 1.5" (38mm) of precipitation.Snowfall
In Wyckoff, snow does not fall in June through September.Daylight
In Wyckoff, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of September, in Wyckoff, sunrise is at 6:53 am and sunset at 6:39 pm EDT.
Sunshine
The average sunshine in September in Wyckoff is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the usual temperature for Wyckoff in September?
What is the average humidity in September in Wyckoff?
What is the driest month in Wyckoff?
How many days does it rain in September in Wyckoff?
When it does not snow in Wyckoff?
Does it snow in Wyckoff in September?
How many hours of daylight does Wyckoff have in September?
When are sunrise and sunset in September in Wyckoff?
How many hours of sunshine does Wyckoff have in September?
What is the UV index reading in September in Wyckoff?
Average temperature in September
Wyckoff, 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: 56.7°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Wyckoff, 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
Wyckoff, NJ
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Wyckoff, NJ
- Average humidity in September: 77%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in September
Wyckoff, NJ
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in September
Wyckoff, NJ
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in September
Wyckoff, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is March (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Wyckoff, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Wyckoff, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Wyckoff, NJ
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in September
Wyckoff, 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
Wyckoff, NJ
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Wyckoff, NJ
- Average visibility in September: 5mi
The months with the highest visibility are January, March, April, July, August, October, November and December (6mi).
The months with the lowest visibility are February, May, June and September (5mi).
Wyckoff, New Jersey, USA
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