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 arrival of September corresponds with a light shift in temperature, down from 81.9°F (27.7°C) in August to a still moderately hot 75.2°F (24°C). An average low-temperature of 63.5°F (17.5°C) is expected during September.Humidity
The average relative humidity in September is 78%.Rainfall
In Dorothy, during September, the rain falls for 10.3 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Dorothy, during the entire year, the rain falls for 131.2 days and collects up to 15.12" (384mm) of precipitation.Snowfall
In Dorothy, 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 September, sunrise is at 6:28 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:42 pm EDT.
Sunshine
The average sunshine in September in Dorothy is 9.2h.UV index
In September, the average daily maximum UV index in Dorothy, New Jersey, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, a regular UV index of 5 translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are September temperatures in Dorothy?
What is the average humidity in September in Dorothy?
How much does it rain in Dorothy in September?
When it does not snow in Dorothy?
What is the average length of the day in September in Dorothy?
When are sunrise and sunset in September in Dorothy?
How long on average sun shines in September in Dorothy?
How high is the UV index in September in Dorothy?
Average temperature in September
Dorothy, NJ
- Average high temperature in September: 75.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in September: 63.5°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in September
Dorothy, NJ
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Dorothy, NJ
- Average wind speed in September: 7.6mph
The windiest months (with the highest average wind speed) are January, February, March and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Dorothy, NJ
- Average humidity in September: 78%
The months with the highest relative humidity are May and June (79%).
The months with the lowest relative humidity are March and April (73%).
Average rainfall in September
Dorothy, NJ
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in September
Dorothy, NJ
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is November (7.2 days).
Average snowfall in September
Dorothy, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Dorothy, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.7 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
Dorothy, NJ
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in September
Dorothy, NJ
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (12.7 days).
Average UV index in September
Dorothy, NJ
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Dorothy, NJ
- Average cloud cover in September: 33
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in September
Dorothy, 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).
Dorothy, New Jersey, USA
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