September weather forecast
Edgemoor, DE

Weather in September

September, the first month of the autumn in Edgemoor, is also a moderately hot month, with an average temperature ranging between max 76.5°F (24.7°C) and min 60.8°F (16°C).

Temperature

In Edgemoor, the average high-temperature in September marginally drops from 83.5°F (28.6°C) in August to a still warm 76.5°F (24.7°C). The average low-temperature, in Edgemoor, is 60.8°F (16°C).

Humidity

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

Rainfall

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.61" (41mm) of precipitation.

Snowfall

June through October are months without snowfall.

Ocean temperature

In Edgemoor, Delaware, in September, the average water temperature is 71.4°F (21.9°C).
Note: For most, swimming in 71.4°F (21.9°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in September is 12h and 26min.
On the first day of September in Edgemoor, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:46 pm EDT.

Sunshine

In Edgemoor, Delaware, the average sunshine in September is 9h.

UV index

In Edgemoor, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in September in Edgemoor?

The average relative humidity in September is 77%.

What is the driest month in Edgemoor?

September is the month with the least rainfall in Edgemoor, Delaware. Rain falls for 11.5 days and accumulates 1.61" (41mm) of precipitation.

How many days does it rain in September in Edgemoor?

In Edgemoor, Delaware, in September, it is raining for 11.5 days, with typically 1.61" (41mm) of accumulated precipitation.

When it does not snow in Edgemoor?

June through October are months without snowfall.

What is the ocean temperature in September in Edgemoor?

In September, the average ocean temperature in Edgemoor, Delaware, is 71.4°F (21.9°C). For swimming, a surface water temperature of 71.4°F (21.9°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

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

The average day length in September is 12h and 26min.

When is the sunrise / sunset in September in Edgemoor?

On the first day of September in Edgemoor, sunrise is at 6:30 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:46 pm EDT.

How long on average sun shines in September in Edgemoor?

In September, the average sunshine duration in Edgemoor, Delaware, is 9h.

How high is the UV index in September in Edgemoor?

The average daily maximum UV index in September in Edgemoor is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Edgemoor, DE

Average temperature in September - Edgemoor, DE
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 60.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in September
Edgemoor, DE

Average pressure in September - Edgemoor, DE
  • Average pressure in September: 30.05"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).

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Average wind speed in September
Edgemoor, DE

Average wind speed in September - Edgemoor, DE
  • Average wind speed in September: 6mph

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).

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Average humidity in September
Edgemoor, DE

Average humidity in September - Edgemoor, DE
  • Average humidity in September: 77%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Edgemoor, DE

Average rainfall in September - Edgemoor, DE
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is August (2.68").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in September
Edgemoor, DE

Average rainfall days in September - Edgemoor, DE
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in September
Edgemoor, DE

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

The month with the highest snowfall is March (2.2").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Edgemoor, DE

Average snowfall days in September - Edgemoor, DE
  • 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).

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Average sea temperature in September
Edgemoor, DE

Average sea temperature in September - Edgemoor, DE
  • Average sea temperature in September: 71.4°F

The best month for swimming (with the highest average sea temperature) is August (75.9°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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

Average daylight in September / Average sunshine in September - Edgemoor, DE
  • Average daylight in September: 12h and 26min

The month with the longest days is June (Average daylight: 14h and 56min).
The month with the shortest days is December (Average daylight: 9h and 25min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
Edgemoor, DE

Average sunshine days in September - Edgemoor, DE
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12.2 days).

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Average UV index in September
Edgemoor, DE

Average UV index in September - Edgemoor, 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, February, November and December (UV index 2).

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Average cloud cover in September
Edgemoor, DE

Average cloud cover in September - Edgemoor, DE
  • Average cloud cover in September: 36

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in September
Edgemoor, DE

Average visibility in September - Edgemoor, 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).

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