September weather forecast
Marbury, MD

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Weather in September

September, the first month of the autumn in Marbury, is also a moderately hot month, with an average temperature varying between 61.3°F (16.3°C) and 79°F (26.1°C).

Temperature

As September arrives, Marbury's weather displays a minor decrease in high-temperatures, transitioning from August's hot 86°F (30°C) to a moderately hot 79°F (26.1°C). September nights observe an average temperature dip to a comfortable 61.3°F (16.3°C).

Humidity

In Marbury, Maryland, the average relative humidity in September is 76%.

Rainfall

In Marbury, in September, it is raining for 12.6 days, with typically 2.13" (54mm) of accumulated precipitation. In Marbury, during the entire year, the rain falls for 164.3 days and collects up to 32.32" (821mm) of precipitation.

Snowfall

May through November are months without snowfall.

Daylight

In Marbury, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:38 am and sunset at 7:38 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:52 pm EDT.

Sunshine

The average sunshine in September in Marbury is 8.9h.

UV index

In Marbury, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 in September translates into these instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Marbury in September?

The high-temperature during September is 79°F (26.1°C) and the low-temperature is 61.3°F (16.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in August is evaluated at 96.8°F (36°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

How much does it rain in September?

In September, the rain falls for 12.6 days. Throughout September, 2.13" (54mm) of precipitation is accumulated.

When it does not snow?

In Marbury, snow does not fall in May through November.

How many hours of daylight does Marbury have in September?

The average day length in September is 12h and 25min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:38 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:52 pm EDT.

How many hours of sunshine does Marbury have in September?

In Marbury, the average sunshine duration in September is 8.9h.

What is the UV index reading in September?

In Marbury, Maryland, the average daily maximum UV index in September 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
Marbury, MD

Average temperature in September - Marbury, MD
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in September: 61.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

Average pressure in September
Marbury, MD

Average pressure in September - Marbury, 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 (29.95"Hg).

Average wind speed in September
Marbury, MD

Average wind speed in September - Marbury, MD
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are March and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in September
Marbury, MD

Average humidity in September - Marbury, MD
  • Average humidity in September: 76%

The months with the highest relative humidity are May, October and December (77%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall in September
Marbury, MD

Average rainfall in September - Marbury, MD
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in September
Marbury, MD

Average rainfall days in September - Marbury, MD
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in September
Marbury, MD

Average snowfall in September - Marbury, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in September
Marbury, MD

Average snowfall days in September - Marbury, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Marbury, MD

Average daylight in September / Average sunshine in September - Marbury, 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: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).

Average sunshine days in September
Marbury, MD

Average sunshine days in September - Marbury, MD
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.6 days).

Average UV index in September
Marbury, MD

Average UV index in September - Marbury, 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).

Average cloud cover in September
Marbury, MD

Average cloud cover in September - Marbury, MD
  • Average cloud cover in September: 36

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in September
Marbury, MD

Average visibility in September - Marbury, 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).

Marbury, Maryland, USA

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