September weather forecast
Brinkleigh, MD

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Weather in September

September, the first month of the autumn in Brinkleigh, is also a moderately hot month, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 76.8°F (24.9°C).

Temperature

September ushers in a minute temperature change, with average high-temperatures reducing from August's moderately hot 83.5°F (28.6°C) to a still warm 76.8°F (24.9°C). In Brinkleigh, the nighttime temperature averages to a mild 60.4°F (15.8°C) during September.

Humidity

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

Rainfall

In Brinkleigh, in September, during 13.1 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. Throughout the year, there are 165.5 rainfall days, and 31.65" (804mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Brinkleigh, 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 7:03 am and sunset at 6:51 pm EDT.

Sunshine

In September, the average sunshine is 9.1h.

UV index

In Brinkleigh, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In September, the average high-temperature and low-temperature are 76.8°F (24.9°C) and 60.4°F (15.8°C) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in September?

In September, the average relative humidity is 75%.

How much does it rain in September?

In Brinkleigh, in September, during 13.1 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall in Brinkleigh.

How many hours of daylight does Brinkleigh have in September?

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

When are sunrise and sunset in September in Brinkleigh?

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 7:03 am and sunset at 6:51 pm EDT.

How many hours of sunshine does Brinkleigh have in September?

The average sunshine duration in September is 9.1h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Brinkleigh, MD

Average temperature in September - Brinkleigh, MD
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in September: 60.4°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in September
Brinkleigh, MD

Average pressure in September - Brinkleigh, 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
Brinkleigh, MD

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

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity in September
Brinkleigh, MD

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

The months with the highest relative humidity are May and October (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in September
Brinkleigh, MD

Average rainfall in September - Brinkleigh, MD
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in September
Brinkleigh, MD

Average rainfall days in September - Brinkleigh, MD
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in September
Brinkleigh, MD

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

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Brinkleigh, MD

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

The month with the highest number of snowfall days is January (4.9 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
Brinkleigh, MD

Average daylight in September / Average sunshine in September - Brinkleigh, 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).

Average sunshine days in September
Brinkleigh, MD

Average sunshine days in September - Brinkleigh, MD
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

Average UV index in September
Brinkleigh, MD

Average UV index in September - Brinkleigh, 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
Brinkleigh, MD

Average cloud cover in September - Brinkleigh, 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
Brinkleigh, MD

Average visibility in September - Brinkleigh, 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).

Brinkleigh, Maryland, USA

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