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 Sedley, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's tropical 86.5°F (30.3°C) to a moderately hot 80.8°F (27.1°C). Throughout September nights, Sedley registers an average low-temperature of 63.9°F (17.7°C).Heat index
September's heat index is estimated at a tropical 86°F (30°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In Sedley, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 13 days and typically collects 2.28" (58mm) of precipitation.Snowfall
In Sedley, snow does not fall in April through October.Daylight
In Sedley, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:35 pm. On the last day of September, in Sedley, sunrise is at 7:02 am and sunset at 6:52 pm EDT.
Sunshine
In Sedley, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September in Sedley, Virginia, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Adopt protective measures - It is advised to guard against sun damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the average September temperature in Sedley?
What is the average humidity in September in Sedley?
What is the driest month in Sedley?
How many days does it rain in September in Sedley?
When it does not snow in Sedley?
What is the average length of the day in September in Sedley?
What time are sunrise and sunset in September in Sedley?
How long on average sun shines in September in Sedley?
What is the UV index intensity in September in Sedley?
Average temperature in September
Sedley, VA
- Average high temperature in September: 80.8°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46.8°F).
- Average low temperature in September: 63.9°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 (31.6°F).
Average pressure in September
Sedley, VA
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Sedley, VA
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Sedley, VA
- Average humidity in September: 78%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is January (75%).
Average rainfall in September
Sedley, VA
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in September
Sedley, VA
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in September
Sedley, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Sedley, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.8 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
Sedley, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in September
Sedley, VA
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in September
Sedley, VA
- 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
Sedley, VA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in September
Sedley, VA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Sedley, Virginia, USA
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