September weather forecast
Pylesville, MD

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Weather in September

September, the first month of the autumn in Pylesville, is still a warm month, with temperature in the range of an average low of 59.2°F (15.1°C) and an average high of 76.1°F (24.5°C).

Temperature

With the onset of September, Pylesville experiences a modest temperature adjustment, with the average high-temperature gently receding from 82.2°F (27.9°C) in August to a still moderately hot 76.1°F (24.5°C). Throughout September, the temperature falls to an average low of 59.2°F (15.1°C).

Humidity

In Pylesville, the average relative humidity in September is 78%.

Rainfall

In Pylesville, during September, the rain falls for 14.3 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, there are 170.1 rainfall days, and 36.42" (925mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

In Pylesville, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:49 pm EDT.

Sunshine

In Pylesville, Maryland, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

An average high-temperature, in September, in Pylesville, is 76.1°F (24.5°C) and the average low-temperature is 59.2°F (15.1°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 78%.

How much does it rain in September?

In Pylesville, in September, it is raining for 14.3 days, with typically 2.48" (63mm) of accumulated precipitation.

When it does not snow?

June through October are months without snowfall in Pylesville.

How many hours of daylight does Pylesville have in September?

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

When is the sunrise / sunset in September?

On the first day of September in Pylesville, sunrise is at 6:34 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:49 pm EDT.

How many hours of sunshine does Pylesville have in September?

In September, the average sunshine duration is 9h.

What is the UV index intensity in September?

In Pylesville, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Pylesville, MD

Average temperature in September - Pylesville, MD
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in September: 59.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure in September
Pylesville, MD

Average pressure in September - Pylesville, 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
Pylesville, MD

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

The windiest month (with the highest average wind speed) is March (9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Pylesville, MD

Average humidity in September - Pylesville, MD
  • Average humidity in September: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (74%).

Average rainfall in September
Pylesville, MD

Average rainfall in September - Pylesville, MD
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is August (4.49").
The driest month (with the least rainfall) is January (2.36").

Average rainfall days in September
Pylesville, MD

Average rainfall days in September - Pylesville, MD
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in September
Pylesville, MD

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

The month with the highest snowfall is March (3.62").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Pylesville, MD

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

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Pylesville, MD

Average daylight in September / Average sunshine in September - Pylesville, 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 24min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Pylesville, MD

Average sunshine days in September - Pylesville, MD
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (8.8 days).

Average UV index in September
Pylesville, MD

Average UV index in September - Pylesville, 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
Pylesville, MD

Average cloud cover in September - Pylesville, 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 31).

Average visibility in September
Pylesville, MD

Average visibility in September - Pylesville, 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).

Pylesville, Maryland, USA

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