September weather forecast
Cypress Creek, MD

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Weather in September

September, the first month of the autumn in Cypress Creek, is still a warm month, with an average temperature fluctuating between 63.3°F (17.4°C) and 77.4°F (25.2°C).

Temperature

September is marked by a subtle drop in average high-temperatures, transitioning from a moderately hot 83.7°F (28.7°C) in August to a still warm 77.4°F (25.2°C). During the nights in September, Cypress Creek experiences a consistent average temperature of 63.3°F (17.4°C).

Humidity

In Cypress Creek, Maryland, the average relative humidity in September is 75%.

Rainfall

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

Snowfall

May through October are months without snowfall in Cypress Creek.

Daylight

In Cypress Creek, the average length of the day in September is 12h and 26min.
On the first day of September, 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 6:49 pm EDT.

Sunshine

In Cypress Creek, the average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index in Cypress Creek is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the usual temperature for Cypress Creek in September?

Cypress Creek in September has an average high-temperature of 77.4°F (25.2°C) and an average low-temperature of 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 91.4°F (33°C).

What is the average humidity in September in Cypress Creek?

The average relative humidity in September in Cypress Creek, Maryland, is 75%.

What is the driest month in Cypress Creek?

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

How many days does it rain in September in Cypress Creek?

In Cypress Creek, during September, the rain falls for 11.8 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Cypress Creek?

May through October are months without snowfall in Cypress Creek.

How many hours of daylight does Cypress Creek have in September?

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

When is the sunrise / sunset in September in Cypress Creek?

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, in Cypress Creek, Maryland, sunrise is at 7:01 am and sunset at 6:49 pm EDT.

How long on average sun shines in September in Cypress Creek?

In September, the average sunshine duration in Cypress Creek is 9.2h.

How high is the UV index in September in Cypress Creek?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Cypress Creek, MD

Average temperature in September - Cypress Creek, 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
Cypress Creek, MD

Average pressure in September - Cypress Creek, 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
Cypress Creek, MD

Average wind speed in September - Cypress Creek, 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
Cypress Creek, MD

Average humidity in September - Cypress Creek, 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
Cypress Creek, MD

Average rainfall in September - Cypress Creek, 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
Cypress Creek, MD

Average rainfall days in September - Cypress Creek, 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
Cypress Creek, MD

Average snowfall in September - Cypress Creek, 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
Cypress Creek, MD

Average snowfall days in September - Cypress Creek, 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
Cypress Creek, MD

Average daylight in September / Average sunshine in September - Cypress Creek, 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
Cypress Creek, MD

Average sunshine days in September - Cypress Creek, 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
Cypress Creek, MD

Average UV index in September - Cypress Creek, 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
Cypress Creek, MD

Average cloud cover in September - Cypress Creek, 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
Cypress Creek, MD

Average visibility in September - Cypress Creek, 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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Cypress Creek, Maryland, USA

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