September weather forecast and climate
Belford, NJ

The first month of the autumn, September, is also a moderately hot month in Belford, New Jersey, with temperature in the range of an average high of 73.9°F (23.3°C) and an average low of 63.7°F (17.6°C).

Temperature

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

Humidity

In Belford, the average relative humidity is 76%.

Rainfall

In September, in Belford, New Jersey, the rain falls for 12.1 days. Throughout September, 0.94" (24mm) of precipitation is accumulated. Throughout the year, in Belford, there are 127 rainfall days, and 12.99" (330mm) of precipitation is accumulated.

Snowfall

In Belford snow does not fall in April through September.

Daylight

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

Sunshine

In September, the average sunshine in Belford is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Belford?

In September, in Belford, New Jersey, the average high-temperature is 73.9°F (23.3°C), and the average low-temperature is 63.7°F (17.6°C).

What is the average humidity in September in Belford?

The average relative humidity in September in Belford is 76%.

How much does it rain in Belford in September?

In Belford, New Jersey, in September, during 12.1 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

Does it snow in Belford in September?

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

When it does not snow in Belford?

In Belford, New Jersey, snow does not fall in April through September.

How many hours of daylight does Belford have in September?

In Belford, New Jersey, the average length of the day in September is 12.4h.

How long on average sun shines in September in Belford?

In Belford, New Jersey, the average sunshine in September is 9h.

How high is the UV index in September in Belford?

In September, the average daily maximum UV index in Belford, New Jersey, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in September - Belford, 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).

Average pressure in September - Belford, 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").

Average wind speed in September - Belford, 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).

Average humidity in September - Belford, 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%).

Average rainfall in September - Belford, 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").

Average rainfall days in September - Belford, 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).

Average snowfall in September - Belford, 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").

Average snowfall days in September - Belford, 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).

Average daylight in September / Average sunshine in September - Belford, 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).

Average sunshine days in September - Belford, 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).

Average UV index in September - Belford, 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).

Average cloud cover in September - Belford, 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).

Average visibility in September - Belford, 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).