September weather forecast
Red Oak Hills West, MD

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Weather in September

September, the first month of the autumn in Red Oak Hills West, is also a moderately hot month, with an average temperature varying between 59°F (15°C) and 75.9°F (24.4°C).

Temperature

The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 82.6°F (28.1°C) in August to a still moderately hot 75.9°F (24.4°C). September in Red Oak Hills West, Maryland, is noted for a mean low-temperature of 59°F (15°C).

Humidity

In Red Oak Hills West, the average relative humidity in September is 77%.

Rainfall

In Red Oak Hills West, in September, it is raining for 13.9 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, in Red Oak Hills West, there are 159 rainfall days, and 31.61" (803mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Red Oak Hills West, Maryland.

Daylight

In Red Oak Hills West, Maryland, the average length of the day in September is 12h and 26min.
On the first day of September in Red Oak Hills West, sunrise is at 6:36 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:51 pm EDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In Red Oak Hills West, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What is the average September temperature in Red Oak Hills West?

The high-temperature, in September, in Red Oak Hills West, records 75.9°F (24.4°C), while the low-temperature is 59°F (15°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 89.6°F (32°C).

What is the average humidity in September in Red Oak Hills West?

In September, the average relative humidity in Red Oak Hills West, Maryland, is 77%.

How much does it rain in Red Oak Hills West in September?

In September, in Red Oak Hills West, Maryland, the rain falls for 13.9 days. Throughout September, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Red Oak Hills West?

In Red Oak Hills West, Maryland, snow does not fall in June through October.

What is the average length of the day in September in Red Oak Hills West?

In September, the average day length in Red Oak Hills West, Maryland, is 12h and 26min.

When are sunrise and sunset in September in Red Oak Hills West?

In September, on the first day of the month, sunrise is at 6:36 am and sunset at 7:38 pm. On the last day of the month, in Red Oak Hills West, sunrise is at 7:03 am and sunset at 6:51 pm EDT.

How long on average sun shines in September in Red Oak Hills West?

In September, the average sunshine duration in Red Oak Hills West, Maryland, is 8.9h.

How high is the UV index in September in Red Oak Hills West?

In September, the average daily maximum UV index in Red Oak Hills West, Maryland, is 4. A UV Index value of 3 to 5 symbolizes 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
Red Oak Hills West, MD

Average temperature in September - Red Oak Hills West, MD
  • Average high temperature in September: 75.9°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 (37.6°F).

  • Average low temperature in September: 59°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (25°F).

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Average pressure in September
Red Oak Hills West, MD

Average pressure in September - Red Oak Hills West, MD
  • Average pressure in September: 30.06"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
Red Oak Hills West, MD

Average wind speed in September - Red Oak Hills West, MD
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in September
Red Oak Hills West, MD

Average humidity in September - Red Oak Hills West, MD
  • Average humidity in September: 77%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in September
Red Oak Hills West, MD

Average rainfall in September - Red Oak Hills West, MD
  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in September
Red Oak Hills West, MD

Average rainfall days in September - Red Oak Hills West, MD
  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in September
Red Oak Hills West, MD

Average snowfall in September - Red Oak Hills West, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Red Oak Hills West, MD

Average snowfall days in September - Red Oak Hills West, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Red Oak Hills West, MD

Average daylight in September / Average sunshine in September - Red Oak Hills West, 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 24min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Red Oak Hills West, MD

Average sunshine days in September - Red Oak Hills West, MD
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in September
Red Oak Hills West, MD

Average UV index in September - Red Oak Hills West, MD
  • Average UV index in September: 4

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
Red Oak Hills West, MD

Average cloud cover in September - Red Oak Hills West, MD
  • Average cloud cover in September: 37

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in September
Red Oak Hills West, MD

Average visibility in September - Red Oak Hills West, MD
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Red Oak Hills West, Maryland, USA

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