September weather forecast
Harman Junction, VA

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Weather in September

September, the first month of the autumn in Harman Junction, is also a moderately hot month, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 77.4°F (25.2°C).

Temperature

As August makes way for September, Harman Junction's average high-temperature eases from a warm 82.8°F (28.2°C) to a still moderately hot 77.4°F (25.2°C). A considerable shift from the daytime highs is observed during September nights, with an average low of 54.9°F (12.7°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall in Harman Junction. Rain falls for 14 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

In Harman Junction, snow does not fall in June through September.

Daylight

In Harman Junction, Virginia, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:59 am and sunset at 7:57 pm. On the last day of September, in Harman Junction, sunrise is at 7:23 am and sunset at 7:12 pm EDT.

Sunshine

The average sunshine in September in Harman Junction is 8.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 4 during September leads to these advisories:
Make use of precautions - Suggestions to resist sunburn are communicated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the average September temperature in Harman Junction?

In Harman Junction, 77.4°F (25.2°C) is the average high-temperature and 54.9°F (12.7°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in September in Harman Junction?

The average relative humidity in September is 78%.

What is the driest month in Harman Junction?

September is the month with the least rainfall in Harman Junction, Virginia. Rain falls for 14 days and accumulates 1.65" (42mm) of precipitation.

How much does it rain in Harman Junction in September?

In Harman Junction, during September, the rain falls for 14 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow in Harman Junction?

In Harman Junction, Virginia, snow does not fall in June through September.

Does it snow in Harman Junction in September?

In Harman Junction, Virginia, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Harman Junction have in September?

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

What time are sunrise and sunset in September in Harman Junction?

In September, on the first day of the month, sunrise is at 6:59 am and sunset at 7:57 pm. On the last day of the month, in Harman Junction, sunrise is at 7:23 am and sunset at 7:12 pm EDT.

How many hours of sunshine does Harman Junction have in September?

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

What is the UV index intensity in September in Harman Junction?

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Harman Junction, VA

Average temperature in September - Harman Junction, VA
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in September: 54.9°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in September
Harman Junction, VA

Average pressure in September - Harman Junction, VA
  • Average pressure in September: 30.06"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in September
Harman Junction, VA

Average wind speed in September - Harman Junction, VA
  • Average wind speed in September: 4.1mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in September
Harman Junction, VA

Average humidity in September - Harman Junction, VA
  • Average humidity in September: 78%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and November (76%).

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Average rainfall in September
Harman Junction, VA

Average rainfall in September - Harman Junction, VA
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in September
Harman Junction, VA

Average rainfall days in September - Harman Junction, VA
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in September
Harman Junction, VA

Average snowfall in September - Harman Junction, VA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Harman Junction, VA

Average snowfall days in September - Harman Junction, VA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Harman Junction, VA

Average daylight in September / Average sunshine in September - Harman Junction, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in September
Harman Junction, VA

Average sunshine days in September - Harman Junction, VA
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in September
Harman Junction, VA

Average UV index in September - Harman Junction, 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 and December (UV index 2).

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Average cloud cover in September
Harman Junction, VA

Average cloud cover in September - Harman Junction, VA
  • Average cloud cover in September: 38

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Harman Junction, VA

Average visibility in September - Harman Junction, VA
  • Average visibility in September: 5mi

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

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Harman Junction, Virginia, USA

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