September weather forecast
White Stone, VA

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Weather in September

September, the first month of the autumn in White Stone, is also a moderately hot month, with an average temperature ranging between min 63.7°F (17.6°C) and max 80.1°F (26.7°C).

Temperature

Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a hot 86.5°F (30.3°C) to a moderately hot 80.1°F (26.7°C). In White Stone, September is marked by an average low-temperature of 63.7°F (17.6°C).

Humidity

In White Stone, the average relative humidity in September is 77%.

Rainfall

The month with the least rainfall in White Stone is September, when the rain falls for 11.3 days and typically collects 0.94" (24mm) of precipitation.

Snowfall

In White Stone, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of September, sunrise is at 6:36 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:49 pm EDT.

Sunshine

In September, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

What is the temperature in September?

The high-temperature during September is 80.1°F (26.7°C) and the low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is estimated at 98.6°F (37°C).

What is the average humidity in September in White Stone?

In White Stone, 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 11.3 days and typically collects 0.94" (24mm) of precipitation.

How much does it rain in September?

In White Stone, during September, the rain falls for 11.3 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does White Stone have in September?

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:36 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:49 pm EDT.

How many hours of sunshine does White Stone have in September?

The average sunshine duration in September is 8.9h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
White Stone, VA

Average temperature in September - White Stone, VA
  • Average high temperature in September: 80.1°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in September: 63.7°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 (30.2°F).

Average pressure in September
White Stone, VA

Average pressure in September - White Stone, 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
White Stone, VA

Average wind speed in September - White Stone, VA
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
White Stone, VA

Average humidity in September - White Stone, VA
  • Average humidity in September: 77%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (73%).

Average rainfall in September
White Stone, VA

Average rainfall in September - White Stone, VA
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is August (1.85").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in September
White Stone, VA

Average rainfall days in September - White Stone, VA
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in September
White Stone, VA

Average snowfall in September - White Stone, VA
  • Average snowfall in September: 0"

The months with the highest snowfall are January and February (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
White Stone, VA

Average snowfall days in September - White Stone, VA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 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
White Stone, VA

Average daylight in September / Average sunshine in September - White Stone, 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 month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in September
White Stone, VA

Average sunshine days in September - White Stone, VA
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is May (14.5 days).

Average UV index in September
White Stone, VA

Average UV index in September - White Stone, VA
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
White Stone, VA

Average cloud cover in September - White Stone, VA
  • Average cloud cover in September: 37

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in September
White Stone, VA

Average visibility in September - White Stone, VA
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

White Stone, Virginia, USA

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