September weather forecast
Mary E White Estate, MD

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Weather in September

September, the first month of the autumn in Mary E White Estate, is also a moderately hot month, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 64.9°F (18.3°C).

Temperature

The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from 82.9°F (28.3°C) to a still moderately hot 76.8°F (24.9°C). Throughout September, the average low-temperature records at a refreshing 64.9°F (18.3°C).

Humidity

The average relative humidity in September is 75%.

Rainfall

In Mary E White Estate, in September, it is raining for 10.9 days, with typically 0.83" (21mm) of accumulated precipitation. In Mary E White Estate, during the entire year, the rain falls for 127.2 days and collects up to 11.85" (301mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Mary E White Estate, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:36 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 9.2h.

UV index

In Mary E White Estate, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 suggests this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. To guard against the harmful effects of the Sun, minimize exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What is the temperature in September?

Mary E White Estate in September has an average high-temperature of 76.8°F (24.9°C) and an average low-temperature of 64.9°F (18.3°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 89.6°F (32°C).

What is the average humidity in September?

In Mary E White Estate, the average relative humidity in September is 75%.

How many days does it rain in September?

In Mary E White Estate, in September, during 10.9 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

In Mary E White Estate, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:36 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 many hours of sunshine does Mary E White Estate have in September?

In Mary E White Estate, the average sunshine duration in September is 9.2h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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 September
Mary E White Estate, MD

Average temperature in September - Mary E White Estate, MD
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure in September
Mary E White Estate, MD

Average pressure in September - Mary E White Estate, MD
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Mary E White Estate, MD

Average wind speed in September - Mary E White Estate, MD
  • Average wind speed in September: 7.5mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

Average humidity in September
Mary E White Estate, MD

Average humidity in September - Mary E White Estate, MD
  • Average humidity in September: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).

Average rainfall in September
Mary E White Estate, MD

Average rainfall in September - Mary E White Estate, MD
  • Average rainfall in September: 0.83"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in September
Mary E White Estate, MD

Average rainfall days in September - Mary E White Estate, MD
  • Average rainfall days in September: 10.9 days

The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is November (5.9 days).

Average snowfall in September
Mary E White Estate, MD

Average snowfall in September - Mary E White Estate, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Mary E White Estate, MD

Average snowfall days in September - Mary E White Estate, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.6 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
Mary E White Estate, MD

Average daylight in September / Average sunshine in September - Mary E White Estate, MD
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
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 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).

Average sunshine days in September
Mary E White Estate, MD

Average sunshine days in September - Mary E White Estate, MD
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is November (22.6 days).
The month with the least sunshine days is August (12.5 days).

Average UV index in September
Mary E White Estate, MD

Average UV index in September - Mary E White Estate, 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, February and December (UV index 2).

Average cloud cover in September
Mary E White Estate, MD

Average cloud cover in September - Mary E White Estate, MD
  • Average cloud cover in September: 33

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in September
Mary E White Estate, MD

Average visibility in September - Mary E White Estate, 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).

Mary E White Estate, Maryland, USA

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