September weather forecast
Smithburg, WV

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Weather in September

The first month of the autumn, September, is still a warm month in Smithburg, West Virginia, with an average temperature varying between 55.4°F (13°C) and 76.8°F (24.9°C).

Temperature

A minor decrease in the average high-temperature is observed during September, shifting from 82.6°F (28.1°C) in August to a still warm 76.8°F (24.9°C). Smithburg records a mean low-temperature of 55.4°F (13°C) in September.

Humidity

In Smithburg, the average relative humidity in September is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 15.1 days and typically collects 2.24" (57mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:52 am and sunset at 7:53 pm. On the last day of September, in Smithburg, sunrise is at 7:18 am and sunset at 7:06 pm EDT.

Sunshine

In September, the average sunshine in Smithburg is 8.6h.

UV index

In Smithburg, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What are the temperatures in Smithburg in September?

In September, the average high-temperature and low-temperature in Smithburg, West Virginia, are 76.8°F (24.9°C) and 55.4°F (13°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 89.6°F (32°C).

What is the average humidity in September in Smithburg?

The average relative humidity in September in Smithburg, West Virginia, is 78%.

What is the driest month in Smithburg?

The month with the least rainfall in Smithburg is September, when the rain falls for 15.1 days and typically collects 2.24" (57mm) of precipitation.

How many days does it rain in September in Smithburg?

In Smithburg, in September, during 15.1 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

When it does not snow in Smithburg?

June through September are months without snowfall in Smithburg, West Virginia.

Does it snow in Smithburg in September?

In Smithburg, West Virginia, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Smithburg?

The average day length in September in Smithburg is 12h and 26min.

When are sunrise and sunset in September in Smithburg?

In September, on the first day of the month, sunrise is at 6:52 am and sunset at 7:53 pm. On the last day of the month, in Smithburg, West Virginia, sunrise is at 7:18 am and sunset at 7:06 pm EDT.

How many hours of sunshine does Smithburg have in September?

The average sunshine duration in September is 8.6h.

What is the UV index reading in September in Smithburg?

The average daily maximum UV index in September in Smithburg, West Virginia, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Smithburg, WV

Average temperature in September - Smithburg, WV
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in September: 55.4°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in September
Smithburg, WV

Average pressure in September - Smithburg, WV
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in September
Smithburg, WV

Average wind speed in September - Smithburg, WV
  • Average wind speed in September: 4.4mph

The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in September
Smithburg, WV

Average humidity in September - Smithburg, WV
  • Average humidity in September: 78%

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).

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Average rainfall in September
Smithburg, WV

Average rainfall in September - Smithburg, WV
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days in September
Smithburg, WV

Average rainfall days in September - Smithburg, WV
  • Average rainfall days in September: 15.1 days

The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (11.4 days).

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Average snowfall in September
Smithburg, WV

Average snowfall in September - Smithburg, WV
  • Average snowfall in September: 0"

The month with the highest snowfall is January (7.44").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Smithburg, WV

Average snowfall days in September - Smithburg, WV
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17.1 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
Smithburg, WV

Average daylight in September / Average sunshine in September - Smithburg, WV
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in September
Smithburg, WV

Average sunshine days in September - Smithburg, WV
  • Average sunshine days in September: 12.4 days

The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is January (7.4 days).

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Average UV index in September
Smithburg, WV

Average UV index in September - Smithburg, WV
  • 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).

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Average cloud cover in September
Smithburg, WV

Average cloud cover in September - Smithburg, WV
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Smithburg, WV

Average visibility in September - Smithburg, WV
  • Average visibility in September: 5mi

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

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Smithburg, West Virginia, USA

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