September weather forecastEarleville, MD
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Earleville, Maryland, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 59.9°F (15.5°C).Temperature
September's arrival signals a moderate reduction in the average high-temperature, easing from a warm 82.8°F (28.2°C) in August to a still moderately hot 76.6°F (24.8°C). An average low-temperature of 59.9°F (15.5°C) is expected during September.Humidity
The average relative humidity in September is 78%.Rainfall
In Earleville, in September, it is raining for 12.9 days, with typically 2.13" (54mm) of accumulated precipitation. In Earleville, during the entire year, the rain falls for 150.3 days and collects up to 29.29" (744mm) of precipitation.Snowfall
April, June through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:34 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:47 pm EDT.
Sunshine
The average sunshine in September is 9h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 5 during September translates into the following recommendations:
Take precautions - Protection against sun damage is advised. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Earleville, MD
- Average high temperature in September: 76.6°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 (37.9°F).
- Average low temperature in September: 59.9°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 (26.1°F).
Average pressure in September
Earleville, MD
- Average pressure in September: 30.06"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
Earleville, MD
- Average wind speed in September: 6mph
The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Earleville, MD
- Average humidity in September: 78%
The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Earleville, MD
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in September
Earleville, MD
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Earleville, MD
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.24").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in September
Earleville, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Earleville, MD
- Average daylight in September: 12h and 24min
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
Earleville, MD
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in September
Earleville, 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
Earleville, MD
- Average cloud cover in September: 36
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Earleville, 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).





