September weather forecast
Brampton Hills, MD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Brampton Hills, Maryland, with an average temperature fluctuating between 77°F (25°C) and 60.6°F (15.9°C).

Temperature

September heralds a minor drop in average high-temperature, sliding from August's warm 83.8°F (28.8°C) to a still moderately hot 77°F (25°C). An average low-temperature of 60.6°F (15.9°C) is recorded during the nights in September.

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Brampton Hills, in September, it is raining for 13.3 days, with typically 2.17" (55mm) of accumulated precipitation. In Brampton Hills, during the entire year, the rain falls for 159.3 days and collects up to 30.31" (770mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Brampton Hills, 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 7:37 pm. On the last day of September, in Brampton Hills, sunrise is at 7:03 am and sunset at 6:50 pm EDT.

Sunshine

In September, the average sunshine is 9.1h.

UV index

In Brampton Hills, 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 ordinary individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Make use of precautions - It is urged to ward off sun damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September in Brampton Hills?

The average high-temperature, in September, in Brampton Hills, is 77°F (25°C), while the average low-temperature is 60.6°F (15.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 91.4°F (33°C).

What is the average humidity in September?

In Brampton Hills, the average relative humidity in September is 75%.

How much does it rain in September?

In Brampton Hills, in September, during 13.3 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Brampton Hills have in September?

In Brampton Hills, Maryland, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:36 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:50 pm EDT.

How many hours of sunshine does Brampton Hills have in September?

In Brampton Hills, the average sunshine duration in September is 9.1h.

What is the UV index intensity in September in Brampton Hills?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes 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
Brampton Hills, MD

Average temperature in September - Brampton Hills, MD
  • Average high temperature in September: 77°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in September: 60.6°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in September
Brampton Hills, MD

Average pressure in September - Brampton Hills, 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).

Average wind speed in September
Brampton Hills, MD

Average wind speed in September - Brampton Hills, MD
  • Average wind speed in September: 6.1mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Brampton Hills, MD

Average humidity in September - Brampton Hills, MD
  • Average humidity in September: 75%

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

Average rainfall in September
Brampton Hills, MD

Average rainfall in September - Brampton Hills, MD
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in September
Brampton Hills, MD

Average rainfall days in September - Brampton Hills, MD
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in September
Brampton Hills, MD

Average snowfall in September - Brampton Hills, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Brampton Hills, MD

Average snowfall days in September - Brampton Hills, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.6 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
Brampton Hills, MD

Average daylight in September / Average sunshine in September - Brampton Hills, 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 months with the least sunshine are January and February (Average sunshine: 5h and 6min).

Average sunshine days in September
Brampton Hills, MD

Average sunshine days in September - Brampton Hills, MD
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).

Average UV index in September
Brampton Hills, MD

Average UV index in September - Brampton Hills, 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
Brampton Hills, MD

Average cloud cover in September - Brampton Hills, MD
  • Average cloud cover in September: 35

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in September
Brampton Hills, MD

Average visibility in September - Brampton Hills, 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).

Brampton Hills, Maryland, USA

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