September weather forecast
West Severna Park, MD

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Weather in September

September, the first month of the autumn in West Severna Park, is still a warm month, with an average temperature ranging between min 63.3°F (17.4°C) and max 77.4°F (25.2°C).

Temperature

A mild shift in the average high-temperature occurs in September, reducing from a warm 83.7°F (28.7°C) in August to a still moderately hot 77.4°F (25.2°C). September nights are marked by an average temperature drop to a refreshing 63.3°F (17.4°C).

Humidity

The average relative humidity in September is 75%.

Rainfall

The month with the least rainfall in West Severna Park is September, when the rain falls for 11.8 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In West Severna Park, the average length of the day in September is 12h and 26min.
On the first day of September in West Severna Park, Maryland, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:50 pm EDT.

Sunshine

In September, the average sunshine in West Severna Park is 9.2h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 5 during September translates into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What are the temperatures in West Severna Park in September?

The high-temperature, in September, in West Severna Park, is 77.4°F (25.2°C), while the low-temperature averages to 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 91.4°F (33°C).

What is the average humidity in September in West Severna Park?

In West Severna Park, Maryland, the average relative humidity in September is 75%.

What is the driest month in West Severna Park?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.89" (48mm) of precipitation.

How many days does it rain in September in West Severna Park?

In West Severna Park, in September, during 11.8 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

When it does not snow in West Severna Park?

May through October are months without snowfall in West Severna Park.

How many hours of daylight does West Severna Park have in September?

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

When is the sunrise / sunset in September in West Severna Park?

On the first day of September in West Severna Park, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:50 pm EDT.

How many hours of sunshine does West Severna Park have in September?

The average sunshine duration in September in West Severna Park, Maryland, is 9.2h.

What is the UV index intensity in September in West Severna Park?

In West Severna Park, Maryland, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
West Severna Park, MD

Average temperature in September - West Severna Park, MD
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in September: 63.3°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in September
West Severna Park, MD

Average pressure in September - West Severna Park, 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).

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Average wind speed in September
West Severna Park, MD

Average wind speed in September - West Severna Park, MD
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in September
West Severna Park, MD

Average humidity in September - West Severna Park, 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, March, April and November (72%).

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Average rainfall in September
West Severna Park, MD

Average rainfall in September - West Severna Park, MD
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
West Severna Park, MD

Average rainfall days in September - West Severna Park, MD
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in September
West Severna Park, MD

Average snowfall in September - West Severna Park, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
West Severna Park, MD

Average snowfall days in September - West Severna Park, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
West Severna Park, MD

Average daylight in September / Average sunshine in September - West Severna Park, 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 1min

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).

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Average sunshine days in September
West Severna Park, MD

Average sunshine days in September - West Severna Park, MD
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in September
West Severna Park, MD

Average UV index in September - West Severna Park, 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).

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Average cloud cover in September
West Severna Park, MD

Average cloud cover in September - West Severna Park, MD
  • Average cloud cover in September: 34

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in September
West Severna Park, MD

Average visibility in September - West Severna Park, 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).

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West Severna Park, Maryland, USA

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