Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In September, the meteorological conditions change slightly, with the average high-temperature moving from 83.8°F (28.8°C) in August to a still moderately hot 77.2°F (25.1°C). An average nighttime temperature of 62.4°F (16.9°C) is witnessed throughout September.Humidity
In Marley Park Beach, the average relative humidity in September is 75%.Rainfall
In Marley Park Beach, in September, during 13.1 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 157.2 rainfall days, and 30.47" (774mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:50 pm EDT.
Sunshine
In Marley Park Beach, Maryland, the average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 5 in September translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September in Marley Park Beach?
When is the sunrise / sunset in September in Marley Park Beach?
How many hours of sunshine does Marley Park Beach have in September?
How high is the UV index in September in Marley Park Beach?
Average temperature in September
Marley Park Beach, MD
- Average high temperature in September: 77.2°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in September
Marley Park Beach, 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
Marley Park Beach, MD
- Average wind speed in September: 6.6mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in September
Marley Park Beach, MD
- Average humidity in September: 75%
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are March, April and July (72%).
Average rainfall in September
Marley Park Beach, MD
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").
Average rainfall days in September
Marley Park Beach, MD
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).
Average snowfall in September
Marley Park Beach, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Marley Park Beach, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Marley Park Beach, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in September
Marley Park Beach, MD
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).
Average UV index in September
Marley Park Beach, 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, November and December (UV index 2).
Average cloud cover in September
Marley Park Beach, MD
- Average cloud cover in September: 34
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Marley Park Beach, 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).
Marley Park Beach, Maryland, USA
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