September weather forecast
Marlton, MD

Share

Weather in September

September, the first month of the autumn in Marlton, is also a moderately hot month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 78.3°F (25.7°C).

Temperature

The arrival of September signals a subtle shift in temperature, down from 84.6°F (29.2°C) in August to a still moderately hot 78.3°F (25.7°C). Marlton observes an average nighttime temperature of 63°F (17.2°C) during September.

Humidity

The average relative humidity in September is 75%.

Rainfall

In Marlton, during September, the rain falls for 13.9 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, in Marlton, there are 164.8 rainfall days, and 32.87" (835mm) of precipitation is accumulated.

Snowfall

In Marlton, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:36 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:51 pm EDT.

Sunshine

In Marlton, the average sunshine in September is 9.1h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 5 in September translates into this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
[Resources]

Frequently asked questions

What is the average September temperature in Marlton?

September temperatures in Marlton, Maryland, vary between a high-temperature of 78.3°F (25.7°C) and a low-temperature of 63°F (17.2°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 93.2°F (34°C).

What is the average humidity in September in Marlton?

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

How many days does it rain in September in Marlton?

In Marlton, Maryland, in September, it is raining for 13.9 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Marlton?

In Marlton, Maryland, snow does not fall in May through October.

What is the average length of the day in September in Marlton?

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

When is the sunrise / sunset in September in Marlton?

In September, on the first day of the month, sunrise is at 6:36 am and sunset at 7:36 pm. On the last day of the month, in Marlton, Maryland, sunrise is at 7:02 am and sunset at 6:51 pm EDT.

How many hours of sunshine does Marlton have in September?

In September, the average sunshine duration in Marlton, Maryland, is 9.1h.

How high is the UV index in September in Marlton?

In September, the average daily maximum UV index in Marlton is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
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
Marlton, MD

Average temperature in September - Marlton, MD
  • Average high temperature in September: 78.3°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

[Resources]

Average pressure in September
Marlton, MD

Average pressure in September - Marlton, 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).

[Resources]

Average wind speed in September
Marlton, MD

Average wind speed in September - Marlton, MD
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

[Resources]

Average humidity in September
Marlton, MD

Average humidity in September - Marlton, MD
  • Average humidity in September: 75%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are January, March and April (72%).

[Resources]

Average rainfall in September
Marlton, MD

Average rainfall in September - Marlton, MD
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is January (2.05").

[Resources]

Average rainfall days in September
Marlton, MD

Average rainfall days in September - Marlton, MD
  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (8.8 days).

[Resources]

Average snowfall in September
Marlton, MD

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

The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Marlton, MD

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

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Marlton, 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: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

[Resources]

Average sunshine days in September
Marlton, MD

Average sunshine days in September - Marlton, MD
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).

[Resources]

Average UV index in September
Marlton, MD

Average UV index in September - Marlton, 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).

[Resources]

Average cloud cover in September
Marlton, MD

Average cloud cover in September - Marlton, MD
  • Average cloud cover in September: 34

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

[Resources]

Average visibility in September
Marlton, MD

Average visibility in September - Marlton, 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).

[Resources]

Marlton, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location