September weather forecast
Marble Hill, MD

Share

Weather in September

September, the first month of the autumn in Marble Hill, is also a moderately hot month, with an average temperature varying between 76.3°F (24.6°C) and 60.1°F (15.6°C).

Temperature

With the arrival of September, Marble Hill notices a mild change in the average high-temperature, sliding from August's 82.8°F (28.2°C) to a still moderately hot 76.3°F (24.6°C). Marble Hill records a mean low-temperature of 60.1°F (15.6°C) in September.

Humidity

The average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

May through October are months without snowfall in Marble Hill.

Daylight

In Marble Hill, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:36 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

Sunshine

The average sunshine in September is 9h.

UV index

In Marble Hill, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

What is the usual temperature for Marble Hill in September?

In September, the average high-temperature and low-temperature are 76.3°F (24.6°C) and 60.1°F (15.6°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 89.6°F (32°C).

What is the average humidity in September in Marble Hill?

In Marble Hill, the average relative humidity in September is 77%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 7.5 days. Throughout September, 0.43" (11mm) of precipitation is accumulated.

When it does not snow?

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

How many hours of daylight does Marble Hill have in September?

In September, the average day length is 12h and 26min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:36 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

How many hours of sunshine does Marble Hill have in September?

In September, the average sunshine duration is 9h.

How high is the UV index in September?

In September, the average daily maximum UV index in Marble Hill is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Marble Hill, MD

Average temperature in September - Marble Hill, MD
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 60.1°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 (25.9°F).

Average pressure in September
Marble Hill, MD

Average pressure in September - Marble Hill, 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).

Average wind speed in September
Marble Hill, MD

Average wind speed in September - Marble Hill, MD
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in September
Marble Hill, MD

Average humidity in September - Marble Hill, MD
  • Average humidity in September: 77%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in September
Marble Hill, MD

Average rainfall in September - Marble Hill, MD
  • Average rainfall in September: 0.43"

The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in September
Marble Hill, MD

Average rainfall days in September - Marble Hill, MD
  • Average rainfall days in September: 7.5 days

The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in September
Marble Hill, MD

Average snowfall in September - Marble Hill, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Marble Hill, MD

Average snowfall days in September - Marble Hill, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.8 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
Marble Hill, MD

Average daylight in September / Average sunshine in September - Marble Hill, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Marble Hill, MD

Average sunshine days in September - Marble Hill, MD
  • Average sunshine days in September: 20.1 days

The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is July (15.2 days).

Average UV index in September
Marble Hill, MD

Average UV index in September - Marble Hill, 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, November and December (UV index 2).

Average cloud cover in September
Marble Hill, MD

Average cloud cover in September - Marble Hill, MD
  • Average cloud cover in September: 36

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in September
Marble Hill, MD

Average visibility in September - Marble Hill, 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).

Marble Hill, Maryland, USA

Weather forecast for your location

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