September weather forecast
Weems Creek, MD

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Weather in September

September, the first month of the autumn in Weems Creek, is still a warm month, with an average temperature ranging between min 64.6°F (18.1°C) and max 77°F (25°C).

Temperature

A mild shift in the average high-temperature occurs in September, reducing from 83.3°F (28.5°C) in August to a still moderately hot 77°F (25°C). In Weems Creek, an average temperature of 64.6°F (18.1°C) is noted during September nights.

Humidity

The average relative humidity in September in Weems Creek is 75%.

Rainfall

In September, the rain falls for 10.5 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. Throughout the year, in Weems Creek, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

In Weems Creek, snow does not fall in April through October.

Daylight

In Weems Creek, the average length of the day in September 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 7:01 am and sunset at 6:49 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index in Weems Creek is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Undertake protective steps - Preventing sun damage is advised. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What are the temperatures in Weems Creek in September?

The high-temperature, in September, in Weems Creek, is 77°F (25°C), while the low-temperature averages to 64.6°F (18.1°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 89.6°F (32°C).

What is the average humidity in September in Weems Creek?

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

How much does it rain in Weems Creek in September?

In September, in Weems Creek, the rain falls for 10.5 days. Throughout September, 0.63" (16mm) of precipitation is accumulated.

When it does not snow in Weems Creek?

In Weems Creek, Maryland, snow does not fall in April through October.

What is the average length of the day in September in Weems Creek?

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

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

On the first day of September in Weems Creek, 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 6:49 pm EDT.

How many hours of sunshine does Weems Creek have in September?

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

What is the UV index intensity in September in Weems Creek?

The average daily maximum UV index in September in Weems Creek, Maryland, is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Weems Creek, MD

Average temperature in September - Weems Creek, MD
  • Average high temperature in September: 77°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 (40.3°F).

  • Average low temperature in September: 64.6°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in September
Weems Creek, MD

Average pressure in September - Weems Creek, 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).

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Average wind speed in September
Weems Creek, MD

Average wind speed in September - Weems Creek, MD
  • Average wind speed in September: 7.6mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in September
Weems Creek, MD

Average humidity in September - Weems 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
Weems Creek, MD

Average rainfall in September - Weems Creek, MD
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in September
Weems Creek, MD

Average rainfall days in September - Weems Creek, MD
  • Average rainfall days in September: 10.5 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in September
Weems Creek, MD

Average snowfall in September - Weems Creek, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Weems Creek, MD

Average snowfall days in September - Weems Creek, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.5 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
Weems Creek, MD

Average daylight in September / Average sunshine in September - Weems 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in September
Weems Creek, MD

Average sunshine days in September - Weems Creek, MD
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in September
Weems Creek, MD

Average UV index in September - Weems 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, February and December (UV index 2).

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Average cloud cover in September
Weems Creek, MD

Average cloud cover in September - Weems Creek, MD
  • Average cloud cover in September: 33

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
Weems Creek, MD

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

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