September weather forecast
Magnolia, DE

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Magnolia, Delaware, with temperature in the range of an average high of 76.3°F (24.6°C) and an average low of 63°F (17.2°C).

Temperature

A subtle change in temperatures is noted as August gives way to September, with average highs reducing from 81.9°F (27.7°C) to a still warm 76.3°F (24.6°C). Magnolia experiences a mean temperature of 63°F (17.2°C) during September nights.

Humidity

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

Rainfall

In Magnolia, Delaware, in September, it is raining for 12.9 days, with typically 1.89" (48mm) of accumulated precipitation. In Magnolia, Delaware, during the entire year, the rain falls for 152.3 days and collects up to 26.3" (668mm) of precipitation.

Snowfall

April through November are months without snowfall in Magnolia.

Daylight

In Magnolia, Delaware, 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 Magnolia, the average sunshine in September is 9.2h.

UV index

The average daily maximum UV index in September in Magnolia is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 5 during September translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the temperature in September in Magnolia?

In September, the average high-temperature and low-temperature are 76.3°F (24.6°C) and 63°F (17.2°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in September in Magnolia?

The average relative humidity in September in Magnolia is 78%.

How many days does it rain in September in Magnolia?

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

When it does not snow in Magnolia?

In Magnolia, Delaware, snow does not fall in April through November.

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

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

When is the sunrise / sunset in September in Magnolia?

In September, on the first day of the month, 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 long on average sun shines in September in Magnolia?

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

What is the UV index reading in September in Magnolia?

In Magnolia, Delaware, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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
Magnolia, DE

Average temperature in September - Magnolia, 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).

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Average pressure in September
Magnolia, DE

Average pressure in September - Magnolia, 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).

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Average wind speed in September
Magnolia, DE

Average wind speed in September - Magnolia, 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).

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Average humidity in September
Magnolia, DE

Average humidity in September - Magnolia, 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%).

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Average rainfall in September
Magnolia, DE

Average rainfall in September - Magnolia, 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").

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Average rainfall days in September
Magnolia, DE

Average rainfall days in September - Magnolia, 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).

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Average snowfall in September
Magnolia, DE

Average snowfall in September - Magnolia, 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").

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Average snowfall days in September
Magnolia, DE

Average snowfall days in September - Magnolia, 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).

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

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

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Average sunshine days in September
Magnolia, DE

Average sunshine days in September - Magnolia, 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).

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Average UV index in September
Magnolia, DE

Average UV index in September - Magnolia, 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).

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Average cloud cover in September
Magnolia, DE

Average cloud cover in September - Magnolia, 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).

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Average visibility in September
Magnolia, DE

Average visibility in September - Magnolia, 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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Magnolia, Delaware, USA

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