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 sea temperature 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 onset of September brings a small shift in high-temperatures, falling from a warm 78.6°F (25.9°C) in August to an agreeable 72.5°F (22.5°C). Nighttime readings during September register a minimal drop from daytime highs, averaging at a refreshing 65.1°F (18.4°C).Humidity
In September, the average relative humidity in Manasquan is 77%.Rainfall
In Manasquan, during September, the rain falls for 13 days and regularly aggregates up to 2.17" (55mm) of precipitation. In Manasquan, New Jersey, during the entire year, the rain falls for 158.1 days and collects up to 34.13" (867mm) of precipitation.Snowfall
May through October are months without snowfall in Manasquan, New Jersey.Ocean temperature
In September, the average ocean temperature is 70.3°F (21.3°C).Note: Swimming is not enjoyable for most people in water that is 70.3°F (21.3°C). As the temperature descends from 69.8°F (21°C) to 59°F (15°C), breathing control becomes harder.
Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of September, in Manasquan, sunrise is at 6:52 am and sunset at 6:39 pm EDT.
Sunshine
In September, the average sunshine in Manasquan is 9h.UV index
In Manasquan, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Be vigilant - Preventing sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Note! Reflective surfaces like sand and water heighten the UV radiation levels.
Frequently asked questions
What is the temperature in September in Manasquan?
What is the average humidity in September in Manasquan?
How many days does it rain in September in Manasquan?
When it does not snow in Manasquan?
What is the ocean temperature in September in Manasquan?
How many hours of daylight does Manasquan have in September?
When are sunrise and sunset in September in Manasquan?
How many hours of sunshine does Manasquan have in September?
How high is the UV index in September in Manasquan?
Average temperature in September
Manasquan, NJ
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in September: 65.1°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in September
Manasquan, 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
Manasquan, NJ
- Average wind speed in September: 9.8mph
The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in September
Manasquan, 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 and November (74%).
Average rainfall in September
Manasquan, NJ
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is July (3.78").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in September
Manasquan, NJ
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Manasquan, NJ
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Manasquan, NJ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in September
Manasquan, NJ
- Average sea temperature in September: 70.4°F
The best month for swimming (with the highest average sea temperature) is August (74.8°F).
The coldest month (with the lowest average sea temperature) is February (40.4°F).
Average daylight in September /
Average sunshine in September
Manasquan, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Manasquan, NJ
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in September
Manasquan, 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
Manasquan, NJ
- Average cloud cover in September: 33
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Manasquan, 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).
Manasquan, New Jersey, USA
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