September weather forecast
Acresville, MD

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Weather in September

The first month of the autumn, September, is still a warm month in Acresville, Maryland, with an average temperature ranging between min 62.4°F (16.9°C) and max 77.2°F (25.1°C).

Temperature

Acresville's progression into September involves a minor drop in the average high-temperature, slightly receding from a moderately hot 83.8°F (28.8°C) in August to a still warm 77.2°F (25.1°C). Acresville witnesses an average low-temperature of 62.4°F (16.9°C) throughout the month of September.

Humidity

The average relative humidity in September is 75%.

Rainfall

In Acresville, in September, it is raining for 13.1 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 157.2 rainfall days, and 30.47" (774mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

In Acresville, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 5 during September translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

What are the temperatures in September?

In September, the average high-temperature and low-temperature are 77.2°F (25.1°C) and 62.4°F (16.9°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 91.4°F (33°C).

What is the average humidity in September?

In Acresville, the average relative humidity in September is 75%.

How much does it rain in September?

In September, the rain falls for 13.1 days. Throughout September, 2.2" (56mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Acresville have in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.3h.

How high is the UV index in September?

In Acresville, 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
Acresville, MD

Average temperature in September - Acresville, MD
  • Average high temperature in September: 77.2°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in September: 62.4°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in September
Acresville, MD

Average pressure in September - Acresville, MD
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Acresville, MD

Average wind speed in September - Acresville, MD
  • Average wind speed in September: 6.6mph

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in September
Acresville, MD

Average humidity in September - Acresville, MD
  • Average humidity in September: 75%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are March, April and July (72%).

Average rainfall in September
Acresville, MD

Average rainfall in September - Acresville, MD
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").

Average rainfall days in September
Acresville, MD

Average rainfall days in September - Acresville, MD
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).

Average snowfall in September
Acresville, MD

Average snowfall in September - Acresville, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Acresville, MD

Average snowfall days in September - Acresville, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Acresville, MD

Average daylight in September / Average sunshine in September - Acresville, MD
  • 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 2min

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 6min).

Average sunshine days in September
Acresville, MD

Average sunshine days in September - Acresville, MD
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).

Average UV index in September
Acresville, MD

Average UV index in September - Acresville, MD
  • 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, November and December (UV index 2).

Average cloud cover in September
Acresville, MD

Average cloud cover in September - Acresville, MD
  • Average cloud cover in September: 34

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in September
Acresville, MD

Average visibility in September - Acresville, MD
  • 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).

Acresville, Maryland, USA

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