September weather forecast
Wilderness Walk, MD

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Weather in September

September, the first month of the autumn in Wilderness Walk, is also a moderately hot month, with an average temperature fluctuating between 76.5°F (24.7°C) and 58.6°F (14.8°C).

Temperature

The start of September signals a gentle decrease in the average high-temperature, transitioning from a warm 82.9°F (28.3°C) in August to a still moderately hot 76.5°F (24.7°C). During September, Wilderness Walk consistently records a temperature low averaging a moderate 58.6°F (14.8°C).

Humidity

In September, the average relative humidity in Wilderness Walk is 77%.

Rainfall

In September, the rain falls for 14.3 days. Throughout September, 2.17" (55mm) of precipitation is accumulated. Throughout the year, there are 158.7 rainfall days, and 30.91" (785mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Wilderness Walk.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:38 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:52 pm EDT.

Sunshine

In Wilderness Walk, Maryland, the average sunshine in September is 9.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 4 during September leads to these advisories:
Take necessary precautions - Suggestions to elude sunburn are provided. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

What are September temperatures?

In September, in Wilderness Walk, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 58.6°F (14.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on 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 77%.

How many days does it rain in September in Wilderness Walk?

In September, the rain falls for 14.3 days. Throughout September, 2.17" (55mm) of precipitation is accumulated.

When it does not snow?

In Wilderness Walk, snow does not fall in June through September.

Does it snow in Wilderness Walk in September?

In Wilderness Walk, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Wilderness Walk?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:38 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:52 pm EDT.

How many hours of sunshine does Wilderness Walk have in September?

The average sunshine duration in September is 9.1h.

How high is the UV index in September?

In Wilderness Walk, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Wilderness Walk, MD

Average temperature in September - Wilderness Walk, MD
  • Average high temperature in September: 76.5°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 (37.8°F).

  • Average low temperature in September: 58.6°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in September
Wilderness Walk, MD

Average pressure in September - Wilderness Walk, 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 (29.95"Hg).

Average wind speed in September
Wilderness Walk, MD

Average wind speed in September - Wilderness Walk, MD
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in September
Wilderness Walk, MD

Average humidity in September - Wilderness Walk, MD
  • Average humidity in September: 77%

The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in September
Wilderness Walk, MD

Average rainfall in September - Wilderness Walk, MD
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.93").

Average rainfall days in September
Wilderness Walk, MD

Average rainfall days in September - Wilderness Walk, MD
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in September
Wilderness Walk, MD

Average snowfall in September - Wilderness Walk, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Wilderness Walk, MD

Average snowfall days in September - Wilderness Walk, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Wilderness Walk, MD

Average daylight in September / Average sunshine in September - Wilderness Walk, 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: 4h and 54min).

Average sunshine days in September
Wilderness Walk, MD

Average sunshine days in September - Wilderness Walk, MD
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in September
Wilderness Walk, MD

Average UV index in September - Wilderness Walk, MD
  • Average UV index in September: 4

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
Wilderness Walk, MD

Average cloud cover in September - Wilderness Walk, 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
Wilderness Walk, MD

Average visibility in September - Wilderness Walk, MD
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

Wilderness Walk, Maryland, USA

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