August weather forecast
Northfield, NJ

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Weather in August

The last month of the summer, August, is another warm month in Northfield, New Jersey, with an average temperature fluctuating between 70.7°F (21.5°C) and 80.2°F (26.8°C).

Temperature

The unfolding of August shows an average high-temperature of a still moderately hot 80.2°F (26.8°C), indicating a slight variance from July's 81.1°F (27.3°C). Northfield's average low-temperature is measured at a pleasant 70.7°F (21.5°C) during August.

Humidity

In Northfield, New Jersey, the average relative humidity in August is 77%.

Rainfall

The month with the most rainfall is August, when the rain falls for 14.6 days and typically aggregates up to 2.01" (51mm) of precipitation.

Snowfall

May through October are months without snowfall in Northfield.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of August, sunrise is at 5:58 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:30 pm EDT.

Sunshine

In August, the average sunshine is 10.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 6 during August leads to these advisories:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the average August temperature in Northfield?

August temperatures in Northfield vary between a high-temperature of 80.2°F (26.8°C) and a low-temperature of 70.7°F (21.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 86°F (30°C).

What is the average humidity in August in Northfield?

In Northfield, New Jersey, the average relative humidity in August is 77%.

What is the wettest month in Northfield?

August is the month with the most rainfall in Northfield. Rain falls for 14.6 days and accumulates 2.01" (51mm) of precipitation.

How much does it rain in Northfield in August?

In Northfield, New Jersey, in August, during 14.6 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When it does not snow in Northfield?

In Northfield, snow does not fall in May through October.

What is the average length of the day in August in Northfield?

In August, the average day length in Northfield is 13h and 40min.

What time are sunrise and sunset in August in Northfield?

On the first day of August in Northfield, New Jersey, sunrise is at 5:58 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:30 pm EDT.

How many hours of sunshine does Northfield have in August?

In Northfield, New Jersey, the average sunshine duration in August is 10.6h.

When is the highest UV index in Northfield?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Northfield.

What is the UV index reading in August in Northfield?

In August, the average daily maximum UV index in Northfield is 6. A UV Index estimate of 6 to 7 represents a high health risk 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 August
Northfield, NJ

Average temperature in August - Northfield, NJ
  • Average high temperature in August: 80.2°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 (40.1°F).

  • Average low temperature in August: 70.7°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in August
Northfield, NJ

Average pressure in August - Northfield, NJ
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Northfield, NJ

Average wind speed in August - Northfield, NJ
  • Average wind speed in August: 8mph

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (8mph).

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Average humidity in August
Northfield, NJ

Average humidity in August - Northfield, NJ
  • Average humidity in August: 77%

The months with the highest relative humidity are May and June (80%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in August
Northfield, NJ

Average rainfall in August - Northfield, NJ
  • Average rainfall in August: 2.01"

The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in August
Northfield, NJ

Average rainfall days in August - Northfield, NJ
  • Average rainfall days in August: 14.6 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in August
Northfield, NJ

Average snowfall in August - Northfield, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Northfield, NJ

Average snowfall days in August - Northfield, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Northfield, NJ

Average daylight in August / Average sunshine in August - Northfield, NJ
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in August
Northfield, NJ

Average sunshine days in August - Northfield, NJ
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (13.1 days).

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Average UV index in August
Northfield, NJ

Average UV index in August - Northfield, NJ
  • Average UV index in August: 6

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 and December (UV index 2).

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Average cloud cover in August
Northfield, NJ

Average cloud cover in August - Northfield, NJ
  • Average cloud cover in August: 27

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
Northfield, NJ

Average visibility in August - Northfield, NJ
  • Average visibility in August: 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).

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Northfield, New Jersey, USA

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