September weather forecast
Glenfield, NJ

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Weather in September

September, the first month of the autumn in Glenfield, is still a warm month, with an average temperature varying between 57.6°F (14.2°C) and 74.5°F (23.6°C).

Temperature

Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 81.9°F (27.7°C) to a still warm 74.5°F (23.6°C). Glenfield, in the month of September, anticipates a consistent average low-temperature of 57.6°F (14.2°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 6:25 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:53 am and sunset at 6:40 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index in Glenfield is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September in Glenfield?

Glenfield in September has an average high-temperature of 74.5°F (23.6°C) and an average low-temperature of 57.6°F (14.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 87.8°F (31°C).

What is the average humidity in September?

In Glenfield, the average relative humidity in September is 77%.

What is the driest month in Glenfield?

The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 1.69" (43mm) of precipitation.

How much does it rain in Glenfield in September?

In Glenfield, in September, it is raining for 13.5 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow?

In Glenfield, snow does not fall in June through September.

Does it snow in September?

In Glenfield, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Glenfield have in September?

In Glenfield, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:25 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Glenfield have in September?

In Glenfield, the average sunshine duration in September is 8.5h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Glenfield, NJ

Average temperature in September - Glenfield, NJ
  • Average high temperature in September: 74.5°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in September: 57.6°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in September
Glenfield, NJ

Average pressure in September - Glenfield, 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
Glenfield, NJ

Average wind speed in September - Glenfield, NJ
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Glenfield, NJ

Average humidity in September - Glenfield, 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 and August (74%).

Average rainfall in September
Glenfield, NJ

Average rainfall in September - Glenfield, NJ
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in September
Glenfield, NJ

Average rainfall days in September - Glenfield, NJ
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in September
Glenfield, NJ

Average snowfall in September - Glenfield, NJ
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Glenfield, NJ

Average snowfall days in September - Glenfield, NJ
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Glenfield, NJ

Average daylight in September / Average sunshine in September - Glenfield, NJ
  • Average daylight in September: 12h and 3min

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 18min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Glenfield, NJ

Average sunshine days in September - Glenfield, NJ
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in September
Glenfield, NJ

Average UV index in September - Glenfield, 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
Glenfield, NJ

Average cloud cover in September - Glenfield, NJ
  • Average cloud cover in September: 39

The months with the most cloud cover are February and March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in September
Glenfield, NJ

Average visibility in September - Glenfield, NJ
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

Glenfield, New Jersey, USA

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