September weather forecast
Radford, VA

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Weather in September

September welcomes the onset of fall with a marked decrease in temperature from the month of August. In September, the rainfall drops noticeably to 1.69" (43mm), the year’s lowest. Known for beautiful autumn foliage, people from around the city and beyond flock to see nature’s color palette. Combined with the pleasant weather, it is an ideal time for sightseeing. A light sweater might be necessary during evening hours.

Temperature

The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's warm 81.1°F (27.3°C) to a still moderately hot 75°F (23.9°C). During September, the nighttime temperature in Radford averages of 53.8°F (12.1°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 14 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

In Radford, snow does not fall in June through September.

Daylight

The average length of the day in September in Radford is 12h and 25min.
On the first day of September in Radford, sunrise is at 6:53 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:06 pm EDT.

Sunshine

In September, the average sunshine in Radford, Virginia, is 8.1h.

UV index

In Radford, Virginia, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In September, an average UV index of 4 transforms into the following instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Radford in September?

In Radford, in September, the average high-temperature is 75°F (23.9°C), and the average low-temperature is 53.8°F (12.1°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 86°F (30°C).

What is the average humidity in September in Radford?

In Radford, Virginia, the average relative humidity in September is 79%.

What is the driest month in Radford?

September is the month with the least rainfall. Rain falls for 14 days and accumulates 1.69" (43mm) of precipitation.

How much does it rain in Radford in September?

In Radford, Virginia, in September, it is raining for 14 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow in Radford?

June through September are months without snowfall in Radford, Virginia.

Does it snow in Radford in September?

In Radford, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Radford have in September?

In Radford, the average day length in September is 12h and 25min.

When is the sunrise / sunset in September in Radford?

On the first day of September in Radford, sunrise is at 6:53 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:06 pm EDT.

How long on average sun shines in September in Radford?

In September, the average sunshine duration in Radford, Virginia, is 8.1h.

What is the UV index reading in September in Radford?

In Radford, Virginia, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from 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
Radford, VA

Average temperature in September - Radford, VA
  • Average high temperature in September: 75°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (39.4°F).

  • Average low temperature in September: 53.8°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in September
Radford, VA

Average pressure in September - Radford, 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 (29.99"Hg).

Average wind speed in September
Radford, VA

Average wind speed in September - Radford, VA
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Radford, VA

Average humidity in September - Radford, VA
  • Average humidity in September: 79%

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June and July (76%).

Average rainfall in September
Radford, VA

Average rainfall in September - Radford, VA
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in September
Radford, VA

Average rainfall days in September - Radford, VA
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in September
Radford, VA

Average snowfall in September - Radford, VA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Radford, VA

Average snowfall days in September - Radford, VA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Radford, VA

Average daylight in September / Average sunshine in September - Radford, 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 42min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in September
Radford, VA

Average sunshine days in September - Radford, VA
  • Average sunshine days in September: 12.7 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (8.3 days).

Average UV index in September
Radford, VA

Average UV index in September - Radford, VA
  • Average UV index in September: 4

The months with the highest UV index are 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
Radford, VA

Average cloud cover in September - Radford, VA
  • Average cloud cover in September: 44

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are June and July (Cloud cover 37).

Average visibility in September
Radford, VA

Average visibility in September - Radford, VA
  • Average visibility in September: 4mi

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

Radford, Virginia, USA

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