September weather forecast
Polhemustown, NJ

Share

Weather in September

September, the first month of the autumn in Polhemustown, is still a warm month, with an average temperature fluctuating between 59.9°F (15.5°C) and 75.9°F (24.4°C).

Temperature

September brings a minor shift in the average high-temperature, adjusting from a warm 82.6°F (28.1°C) in August to a still moderately hot 75.9°F (24.4°C). In September, Polhemustown's temperature tends to fall to an average low of 59.9°F (15.5°C) during the night.

Humidity

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

Rainfall

The month with the least rainfall in Polhemustown is September, when the rain falls for 12.7 days and typically collects 1.65" (42mm) of precipitation.

Snowfall

In Polhemustown, snow does not fall in June through October.

Daylight

The average length of the day in September in Polhemustown is 12h and 26min.
On the first day of September, sunrise is at 6:26 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

Sunshine

In Polhemustown, New Jersey, the average sunshine in September is 8.8h.

UV index

In Polhemustown, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
[Resources]

Frequently asked questions

What are the temperatures in Polhemustown in September?

An average high-temperature, in September, in Polhemustown, is 75.9°F (24.4°C) and the average low-temperature is 59.9°F (15.5°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is evaluated at 89.6°F (32°C).

What is the average humidity in September in Polhemustown?

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

What is the driest month in Polhemustown?

September is the month with the least rainfall in Polhemustown, New Jersey. Rain falls for 12.7 days and accumulates 1.65" (42mm) of precipitation.

How much does it rain in Polhemustown in September?

In September, the rain falls for 12.7 days. Throughout September, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Polhemustown?

June through October are months without snowfall.

What is the average length of the day in September in Polhemustown?

In Polhemustown, New Jersey, the average day length in September is 12h and 26min.

When are sunrise and sunset in September in Polhemustown?

In September, on the first day of the month, sunrise is at 6:26 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:41 pm EDT.

How long on average sun shines in September in Polhemustown?

The average sunshine duration in September in Polhemustown, New Jersey, is 8.8h.

What is the UV index intensity in September in Polhemustown?

The average daily maximum UV index in September in Polhemustown is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Polhemustown, NJ

Average temperature in September - Polhemustown, NJ
  • Average high temperature in September: 75.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).

[Resources]

Average pressure in September
Polhemustown, NJ

Average pressure in September - Polhemustown, 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).

[Resources]

Average wind speed in September
Polhemustown, NJ

Average wind speed in September - Polhemustown, NJ
  • Average wind speed in September: 6.1mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

[Resources]

Average humidity in September
Polhemustown, NJ

Average humidity in September - Polhemustown, NJ
  • Average humidity in September: 77%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (73%).

[Resources]

Average rainfall in September
Polhemustown, NJ

Average rainfall in September - Polhemustown, NJ
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is September (1.65").

[Resources]

Average rainfall days in September
Polhemustown, NJ

Average rainfall days in September - Polhemustown, NJ
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (8.3 days).

[Resources]

Average snowfall in September
Polhemustown, NJ

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

The month with the highest snowfall is March (3.11").
The months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Polhemustown, NJ

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

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Polhemustown, 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: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

[Resources]

Average sunshine days in September
Polhemustown, NJ

Average sunshine days in September - Polhemustown, NJ
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11 days).

[Resources]

Average UV index in September
Polhemustown, NJ

Average UV index in September - Polhemustown, NJ
  • Average UV index in September: 4

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, February, November and December (UV index 2).

[Resources]

Average cloud cover in September
Polhemustown, NJ

Average cloud cover in September - Polhemustown, NJ
  • Average cloud cover in September: 38

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

[Resources]

Average visibility in September
Polhemustown, NJ

Average visibility in September - Polhemustown, 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).

[Resources]

Polhemustown, New Jersey, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location