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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's warm 82.9°F (28.3°C) to a still moderately hot 77°F (25°C). September's nights observe an average temperature of 66.2°F (19°C).Humidity
In Lexington Park, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall in Lexington Park is September, when the rain falls for 10.8 days and typically collects 0.55" (14mm) of precipitation.Snowfall
In Lexington Park, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:49 pm EDT.
Sunshine
In Lexington Park, the average sunshine in September is 9.2h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Lexington Park in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Lexington Park have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Lexington Park have in September?
How high is the UV index in September in Lexington Park?
Average temperature in September
Lexington Park, MD
- Average high temperature in September: 77°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 (41.5°F).
- Average low temperature in September: 66.2°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in September
Lexington Park, MD
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Lexington Park, MD
- Average wind speed in September: 8.3mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in September
Lexington Park, MD
- Average humidity in September: 76%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in September
Lexington Park, MD
- Average rainfall in September: 0.55"
The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in September
Lexington Park, MD
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (14.1 days).
The months with the least rainy days are January and February (7.1 days).
Average snowfall in September
Lexington Park, MD
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Lexington Park, MD
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.7 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
Lexington Park, MD
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 1min
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
Lexington Park, MD
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is August (13.8 days).
Average UV index in September
Lexington Park, 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 and December (UV index 2).
Average cloud cover in September
Lexington Park, MD
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Lexington Park, 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).
Lexington Park, Maryland, USA
Weather forecast for your location
2. Allow the app to use your location