September weather forecast
Tarzan Forest, MD

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Weather in September

The first month of the autumn, September, is still a warm month in Tarzan Forest, Maryland, with an average temperature varying between 77°F (25°C) and 64.6°F (18.1°C).

Temperature

September reveals a small adjustment in temperature, transitioning from an average high of 83.3°F (28.5°C) in August to a still warm 77°F (25°C). In the month of September, an average of 64.6°F (18.1°C) marks the low-temperature.

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Tarzan Forest, in September, during 10.5 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Tarzan Forest.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

Sunshine

In Tarzan Forest, the average sunshine in September is 9.2h.

UV index

In Tarzan Forest, Maryland, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 5 during September leads to these instructions:
Take necessary precautions - Defending against sun damage is advocated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The average high-temperature, in September, in Tarzan Forest, is 77°F (25°C), while the average low-temperature is 64.6°F (18.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is appraised at 89.6°F (32°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

How many days does it rain in September?

In Tarzan Forest, in September, it is raining for 10.5 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Tarzan Forest have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.2h.

What is the UV index reading in September in Tarzan Forest?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Tarzan Forest, MD

Average temperature in September - Tarzan Forest, MD
  • Average high temperature in September: 77°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in September: 64.6°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in September
Tarzan Forest, MD

Average pressure in September - Tarzan Forest, MD
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Tarzan Forest, MD

Average wind speed in September - Tarzan Forest, MD
  • Average wind speed in September: 7.6mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in September
Tarzan Forest, MD

Average humidity in September - Tarzan Forest, MD
  • Average humidity in September: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in September
Tarzan Forest, MD

Average rainfall in September - Tarzan Forest, MD
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in September
Tarzan Forest, MD

Average rainfall days in September - Tarzan Forest, MD
  • Average rainfall days in September: 10.5 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

Average snowfall in September
Tarzan Forest, MD

Average snowfall in September - Tarzan Forest, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Tarzan Forest, MD

Average snowfall days in September - Tarzan Forest, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.5 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
Tarzan Forest, MD

Average daylight in September / Average sunshine in September - Tarzan Forest, 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
Tarzan Forest, MD

Average sunshine days in September - Tarzan Forest, MD
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

Average UV index in September
Tarzan Forest, MD

Average UV index in September - Tarzan Forest, 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 and December (UV index 2).

Average cloud cover in September
Tarzan Forest, MD

Average cloud cover in September - Tarzan Forest, MD
  • Average cloud cover in September: 33

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in September
Tarzan Forest, MD

Average visibility in September - Tarzan Forest, 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).

Tarzan Forest, Maryland, USA

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