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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a warm 84°F (28.9°C) in August to a still moderately hot 77.5°F (25.3°C). Despite substantial daily fluctuations, the average low-temperature is a moderate 55.4°F (13°C) during September.Humidity
The average relative humidity in September is 77%.Rainfall
The month with the least rainfall in Buena Vista is September, when the rain falls for 12.6 days and typically collects 1.54" (39mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Buena Vista, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:48 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:01 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Take necessary precautions - Defending against sun damage is advocated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What is the average September temperature in Buena Vista?
What is the average humidity in September in Buena Vista?
What is the driest month in Buena Vista?
How many days does it rain in September in Buena Vista?
When it does not snow in Buena Vista?
What is the average length of the day in September in Buena Vista?
What time are sunrise and sunset in September in Buena Vista?
How long on average sun shines in September in Buena Vista?
How high is the UV index in September in Buena Vista?
Average temperature in September
Buena Vista, VA
- Average high temperature in September: 77.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in September
Buena Vista, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Buena Vista, VA
- Average wind speed in September: 4.2mph
The windiest months (with the highest average wind speed) are February and April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in September
Buena Vista, VA
- Average humidity in September: 77%
The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in September
Buena Vista, VA
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Buena Vista, VA
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in September
Buena Vista, VA
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Buena Vista, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Buena Vista, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Buena Vista, VA
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in September
Buena Vista, VA
- 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
Buena Vista, VA
- Average cloud cover in September: 38
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 30).
Average visibility in September
Buena Vista, VA
- Average visibility in September: 5mi
The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).
Buena Vista, Virginia, USA
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