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 average high-temperature marginally drops from 82.9°F (28.3°C) in August to a still warm 76.5°F (24.7°C). An average nighttime temperature of 58.6°F (14.8°C) is noted in Sweepstakes during the month of September.Humidity
In September, the average relative humidity is 77%.Rainfall
In Sweepstakes, during September, the rain falls for 14.3 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 158.7 rainfall days, and 30.91" (785mm) of precipitation is accumulated.Snowfall
In Sweepstakes, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:39 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:52 pm EDT.
Sunshine
In September, the average sunshine in Sweepstakes is 9.1h.UV index
In September, the average daily maximum UV index in Sweepstakes, Maryland, is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are September temperatures in Sweepstakes?
What is the average humidity in September in Sweepstakes?
How many days does it rain in September in Sweepstakes?
When it does not snow in Sweepstakes?
Does it snow in Sweepstakes in September?
How many hours of daylight does Sweepstakes have in September?
When is the sunrise / sunset in September in Sweepstakes?
How long on average sun shines in September in Sweepstakes?
What is the UV index reading in September in Sweepstakes?
Average temperature in September
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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
Sweepstakes, 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).
Sweepstakes, Maryland, USA
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