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
Birdsnest's shift into September is marked by a subtle change to a still warm 76.8°F (24.9°C) from August's 81.7°F (27.6°C) in temperature. During September's nights, Birdsnest notes a minor temperature decline, reaching an average of 70.9°F (21.6°C).Humidity
In Birdsnest, the average relative humidity in September is 75%.Rainfall
In Birdsnest, Virginia, in September, it is raining for 11.6 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, there are 131.1 rainfall days, and 13.54" (344mm) of precipitation is accumulated.Snowfall
April through December are months without snowfall.Daylight
In Birdsnest, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:34 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:47 pm EDT.
Sunshine
In September, the average sunshine is 9.5h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Undertake precautions - Guarding against sun damage is counselled. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in Birdsnest in September?
When it does not snow?
What is the average length of the day in September in Birdsnest?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Birdsnest, VA
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in September: 70.9°F
The month with the highest average low temperature is July (75.9°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).
Average pressure in September
Birdsnest, VA
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Birdsnest, VA
- Average wind speed in September: 11.5mph
The windiest months (with the highest average wind speed) are January and March (13.4mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).
Average humidity in September
Birdsnest, VA
- Average humidity in September: 75%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, October and November (74%).
Average rainfall in September
Birdsnest, VA
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is November (0.71").
Average rainfall days in September
Birdsnest, VA
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is August (15.1 days).
The months with the least rainy days are January and October (7.5 days).
Average snowfall in September
Birdsnest, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Birdsnest, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Birdsnest, 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: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in September
Birdsnest, VA
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is August (12.7 days).
Average UV index in September
Birdsnest, VA
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Birdsnest, VA
- Average cloud cover in September: 31
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Birdsnest, VA
- 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).
Birdsnest, Virginia, USA
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