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
September indicates a minor shift in the average high-temperature, from August's tropical 87.4°F (30.8°C) to a moderately hot 80.6°F (27°C). Alexanders Corner's nights in September cool down to an average low-temperature of 62.8°F (17.1°C).Heat index
For September, the heat index is estimated at 84.2°F (29°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.One should consider that heat index numbers are for shaded settings and light wind. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
In Alexanders Corner, the average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall. Rain falls for 11.9 days and accumulates 1.77" (45mm) of precipitation.Snowfall
May through October are months without snowfall in Alexanders Corner.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:53 pm EDT.
Sunshine
In Alexanders Corner, the average sunshine in September is 8.8h.UV index
In Alexanders Corner, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What are September temperatures in Alexanders Corner?
What is the average humidity in September in Alexanders Corner?
What is the driest month in Alexanders Corner?
How much does it rain in Alexanders Corner in September?
When it does not snow in Alexanders Corner?
What is the average length of the day in September in Alexanders Corner?
When are sunrise and sunset in September in Alexanders Corner?
How many hours of sunshine does Alexanders Corner have in September?
What is the UV index reading in September in Alexanders Corner?
Average temperature in September
Alexanders Corner, VA
- Average high temperature in September: 80.6°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in September: 62.8°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
Average pressure in September
Alexanders Corner, VA
- Average pressure in September: 30.04"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
Alexanders Corner, VA
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Alexanders Corner, VA
- Average humidity in September: 76%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Alexanders Corner, VA
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is August (2.99").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Alexanders Corner, VA
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in September
Alexanders Corner, VA
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Alexanders Corner, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 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
Alexanders Corner, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).
Average sunshine days in September
Alexanders Corner, VA
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Alexanders Corner, 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
Alexanders Corner, VA
- Average cloud cover in September: 38
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Alexanders Corner, VA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are May and December (5mi).
Alexanders Corner, Virginia, USA
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