September weather forecast
Camden, DE

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Weather in September

September heralds the arrival of Autumn in Camden with a noticeable drop in temperature. Despite the rainfall being quite far from the August highs, at 1.89" (48mm), the number of rainy days remains almost unchanged. The daylight hours reduce further, the winds speed up marginally and the frequency of sunshine days increases. It is noteworthy that September continues with August's humidity levels, maintaining the season's characteristic moisture in the air.

Temperature

Camden observes a small decrease in the average high-temperature with the arrival of September, falling from August's moderately hot 81.9°F (27.7°C) to a still warm 76.3°F (24.6°C). During the month of September, Camden experiences a steady low-temperature average of 63°F (17.2°C).

Humidity

In Camden, the average relative humidity in September is 78%.

Rainfall

In Camden, in September, during 12.9 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 152.3 rainfall days, and 26.3" (668mm) of precipitation is accumulated.

Snowfall

In Camden, snow does not fall in April through November.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:31 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:45 pm EDT.

Sunshine

In Camden, the average sunshine in September is 9.2h.

UV index

In Camden, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

In Camden, 76.3°F (24.6°C) is the average high-temperature and 63°F (17.2°C) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is evaluated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

How much does it rain in September?

In Camden, during September, the rain falls for 12.9 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow?

April through November are months without snowfall.

How many hours of daylight does Camden have in September?

In Camden, the average day length in September is 12h and 26min.

When are sunrise and sunset in September?

On the first day of September in Camden, sunrise is at 6:31 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:45 pm EDT.

How many hours of sunshine does Camden have in September?

In Camden, the average sunshine duration in September is 9.2h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Camden, DE

Average temperature in September - Camden, DE
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in September
Camden, DE

Average pressure in September - Camden, DE
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Camden, DE

Average wind speed in September - Camden, DE
  • Average wind speed in September: 7.3mph

The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in September
Camden, DE

Average humidity in September - Camden, DE
  • Average humidity in September: 78%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, March, April and November (74%).

Average rainfall in September
Camden, DE

Average rainfall in September - Camden, DE
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in September
Camden, DE

Average rainfall days in September - Camden, DE
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.1 days).

Average snowfall in September
Camden, DE

Average snowfall in September - Camden, DE
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.65").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Camden, DE

Average snowfall days in September - Camden, DE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Camden, DE

Average daylight in September / Average sunshine in September - Camden, DE
  • Average daylight in September: 12h and 2min

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 30min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in September
Camden, DE

Average sunshine days in September - Camden, DE
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in September
Camden, DE

Average UV index in September - Camden, DE
  • Average UV index in September: 5

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).

Average cloud cover in September
Camden, DE

Average cloud cover in September - Camden, DE
  • Average cloud cover in September: 33

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in September
Camden, DE

Average visibility in September - Camden, DE
  • 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).

Camden, Delaware, USA

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