September weather forecast and climate
North Middletown, NJ

Weather in September

September, the first month of the autumn, in North Middletown, is also a moderately hot month, with average temperature varying between 73.9°F (23.3°C) and 63.7°F (17.6°C).

Temperature

In North Middletown, the average high-temperature marginally drops, from 80.1°F (26.7°C) in August, to a still warm 73.9°F (23.3°C). The average low-temperature, in North Middletown, New Jersey, is 63.7°F (17.6°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

In North Middletown, during September, the rain falls for 12.1 days and regularly aggregates up to 0.94" (24mm) of precipitation. In North Middletown, New Jersey, during the entire year, the rain falls for 127 days and collects up to 12.99" (330mm) of precipitation.

Snowfall

In North Middletown snow does not fall in April through September.

Ocean temperature

In September, the average ocean temperature in North Middletown is 70.3°F (21.3°C).
Note: For swimming, a surface water temperature of 70.3°F (21.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In September, the average length of the day in North Middletown is 12.4h.

Sunshine

The average sunshine in North Middletown is 9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the average humidity in September in North Middletown?

In September, the average relative humidity in North Middletown, New Jersey, is 76%.

How many days does it rain in September in North Middletown?

In North Middletown, New Jersey, during September, the rain falls for 12.1 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow in North Middletown?

In North Middletown snow does not fall in April through September.

Does it snow in North Middletown in September?

In North Middletown, New Jersey, in September, it doesn't snow. In October, it regularly snows.

How cold is the water in September in North Middletown?

In September, the average ocean temperature in North Middletown, New Jersey, is 70.3°F (21.3°C). For most, swimming in 70.3°F (21.3°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does North Middletown have in September?

In North Middletown, the average length of the day in September is 12.4h.

How long on average sun shines in September in North Middletown?

The average sunshine in September in North Middletown, New Jersey, is 9h.

What is the UV index intensity in September in North Middletown?

In North Middletown, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in September
North Middletown, NJ

Average temperature in September - North Middletown, NJ
  • Average high temperature in September: 73.9°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 (37.8°F).

  • Average low temperature in September: 63.7°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

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Average pressure in September
North Middletown, NJ

Average pressure in September - North Middletown, NJ
  • Average pressure in September: 30.05"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in September
North Middletown, NJ

Average wind speed in September - North Middletown, NJ
  • Average wind speed in September: 8.5mph

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity in September
North Middletown, NJ

Average humidity in September - North Middletown, NJ
  • Average humidity in September: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in September
North Middletown, NJ

Average rainfall in September - North Middletown, NJ
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is July (1.69").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in September
North Middletown, NJ

Average rainfall days in September - North Middletown, NJ
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in September
North Middletown, NJ

Average snowfall in September - North Middletown, NJ
  • Average snowfall in September: 0"

Months with the highest snowfall are January and December (0.47").
Months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in September
North Middletown, NJ

Average snowfall days in September - North Middletown, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.7 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in September
North Middletown, NJ

Average sea temperature in September - North Middletown, 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).

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Average daylight in September /
Average sunshine in September
North Middletown, NJ

Average daylight in September / Average sunshine in September - North Middletown, NJ
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 9h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in September
North Middletown, NJ

Average sunshine days in September - North Middletown, NJ
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.2 days).

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Average UV index in September
North Middletown, NJ

Average UV index in September - North Middletown, NJ
  • Average UV index in September: 5

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in September
North Middletown, NJ

Average cloud cover in September - North Middletown, NJ
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in September
North Middletown, NJ

Average visibility in September - North Middletown, NJ
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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