September weather forecast
Blue Ridge, VA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Blue Ridge, Virginia, with an average temperature fluctuating between 77.9°F (25.5°C) and 56.7°F (13.7°C).

Temperature

The arrival of September corresponds with a light shift in temperature, down from a moderately hot 84.7°F (29.3°C) in August to a still warm 77.9°F (25.5°C). An average minimum temperature of 56.7°F (13.7°C) marks the month of September.

Humidity

In September, the average relative humidity is 77%.

Rainfall

The month with the least rainfall is September, when the rain falls for 9.8 days and typically collects 0.87" (22mm) of precipitation.

Snowfall

May through October are months without snowfall in Blue Ridge.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of September, sunrise is at 6:50 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:03 pm EDT.

Sunshine

In September, the average sunshine is 8.4h.

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 exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 4 in September translates into this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In September, the average high-temperature and low-temperature are 77.9°F (25.5°C) and 56.7°F (13.7°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 77%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 9.8 days and typically collects 0.87" (22mm) of precipitation.

How much does it rain in Blue Ridge in September?

In Blue Ridge, during September, the rain falls for 9.8 days and regularly aggregates up to 0.87" (22mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Blue Ridge have in September?

The average day length in September is 12h and 25min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:50 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:03 pm EDT.

How long on average sun shines in September?

In Blue Ridge, Virginia, the average sunshine duration in September is 8.4h.

What is the UV index reading in September?

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Blue Ridge, VA

Average temperature in September - Blue Ridge, VA
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in September: 56.7°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in September
Blue Ridge, VA

Average pressure in September - Blue Ridge, VA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Blue Ridge, VA

Average wind speed in September - Blue Ridge, VA
  • Average wind speed in September: 4.1mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in September
Blue Ridge, VA

Average humidity in September - Blue Ridge, VA
  • Average humidity in September: 77%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is July (72%).

Average rainfall in September
Blue Ridge, VA

Average rainfall in September - Blue Ridge, VA
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.87").

Average rainfall days in September
Blue Ridge, VA

Average rainfall days in September - Blue Ridge, VA
  • Average rainfall days in September: 9.8 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is November (6.9 days).

Average snowfall in September
Blue Ridge, VA

Average snowfall in September - Blue Ridge, VA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Blue Ridge, VA

Average snowfall days in September - Blue Ridge, VA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.3 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
Blue Ridge, VA

Average daylight in September / Average sunshine in September - Blue Ridge, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in September
Blue Ridge, VA

Average sunshine days in September - Blue Ridge, VA
  • Average sunshine days in September: 17.7 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is May (12.9 days).

Average UV index in September
Blue Ridge, VA

Average UV index in September - Blue Ridge, 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
Blue Ridge, VA

Average cloud cover in September - Blue Ridge, VA
  • Average cloud cover in September: 38

The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 30).

Average visibility in September
Blue Ridge, VA

Average visibility in September - Blue Ridge, 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).

Blue Ridge, Virginia, USA

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