September weather forecast
Indian Valley, VA

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Weather in September

September, the first month of the autumn in Indian Valley, is also a moderately hot month, with an average temperature ranging between max 75°F (23.9°C) and min 53.8°F (12.1°C).

Temperature

A subtle shift in Indian Valley's weather is observed as August turns into September, with the average high temperature reducing from 81.5°F (27.5°C) to a still moderately hot 75°F (23.9°C). September brings an average low-temperature of 53.8°F (12.1°C) to Indian Valley.

Humidity

In Indian Valley, the average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall in Indian Valley. Rain falls for 13.2 days and accumulates 1.34" (34mm) of precipitation.

Snowfall

June through September are months without snowfall in Indian Valley.

Daylight

In September, the average length of the day in Indian Valley is 12h and 24min.
On the first day of September, 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

The average sunshine in September is 8.1h.

UV index

In Indian Valley, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In September, a regular UV index of 4 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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 Indian Valley in September?

In Indian Valley, 75°F (23.9°C) is the average high-temperature and 53.8°F (12.1°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September in Indian Valley?

In September, the average relative humidity in Indian Valley is 79%.

What is the driest month in Indian Valley?

The month with the least rainfall is September, when the rain falls for 13.2 days and typically collects 1.34" (34mm) of precipitation.

How many days does it rain in September in Indian Valley?

In Indian Valley, during September, the rain falls for 13.2 days and regularly aggregates up to 1.34" (34mm) of precipitation.

When it does not snow in Indian Valley?

June through September are months without snowfall in Indian Valley.

Does it snow in Indian Valley in September?

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

What is the average length of the day in September in Indian Valley?

In Indian Valley, Virginia, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Indian Valley?

On the first day of September, 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 Indian Valley?

In September, the average sunshine duration is 8.1h.

What is the UV index intensity in September in Indian Valley?

The average daily maximum UV index in September is 4. A UV Index value 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
Indian Valley, VA

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

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (39.7°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
Indian Valley, VA

Average pressure in September - Indian Valley, 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
Indian Valley, VA

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

The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
Indian Valley, VA

Average humidity in September - Indian Valley, VA
  • Average humidity in September: 79%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are April, June, July and November (76%).

Average rainfall in September
Indian Valley, VA

Average rainfall in September - Indian Valley, VA
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in September
Indian Valley, VA

Average rainfall days in September - Indian Valley, VA
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in September
Indian Valley, VA

Average snowfall in September - Indian Valley, VA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Indian Valley, VA

Average snowfall days in September - Indian Valley, VA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Indian Valley, VA

Average daylight in September / Average sunshine in September - Indian Valley, 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
Indian Valley, VA

Average sunshine days in September - Indian Valley, VA
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in September
Indian Valley, VA

Average UV index in September - Indian Valley, 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
Indian Valley, VA

Average cloud cover in September - Indian Valley, VA
  • Average cloud cover in September: 44

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 36).

Average visibility in September
Indian Valley, VA

Average visibility in September - Indian Valley, 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).

Indian Valley, Virginia, USA

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