September weather forecast
Arlee, WV

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Weather in September

September, the first month of the autumn in Arlee, is still a warm month, with an average temperature fluctuating between 57.7°F (14.3°C) and 79°F (26.1°C).

Temperature

A moderate decline in average high-temperatures is noted in September, moving from a moderately hot 85.3°F (29.6°C) in August to a still warm 79°F (26.1°C). An average low-temperature of 57.7°F (14.3°C) is noted during the nights in September in Arlee, West Virginia.

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Arlee, during September, the rain falls for 10.9 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 149 rainfall days, and 16.26" (413mm) of precipitation is accumulated.

Snowfall

In Arlee, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:58 am and sunset at 7:58 pm. On the last day of September, in Arlee, sunrise is at 7:24 am and sunset at 7:12 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

In September, the average daily maximum UV index in Arlee is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Guard yourself - Avoiding sunburn is suggested. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

What is the average September temperature in Arlee?

In September, in Arlee, the average high-temperature is 79°F (26.1°C), and the average low-temperature is 57.7°F (14.3°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is evaluated at 95°F (35°C).

What is the average humidity in September in Arlee?

In Arlee, the average relative humidity in September is 75%.

How much does it rain in Arlee in September?

In Arlee, West Virginia, in September, it is raining for 10.9 days, with typically 0.91" (23mm) of accumulated precipitation.

When it does not snow in Arlee?

In Arlee, West Virginia, snow does not fall in May through September.

Does it snow in Arlee in September?

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

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

In Arlee, West Virginia, the average day length in September is 12h and 26min.

When are sunrise and sunset in September in Arlee?

On the first day of September in Arlee, sunrise is at 6:58 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:12 pm EDT.

How many hours of sunshine does Arlee have in September?

The average sunshine duration in September is 8.3h.

How high is the UV index in September in Arlee?

The average daily maximum UV index in September in Arlee is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Arlee, WV

Average temperature in September - Arlee, WV
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in September
Arlee, WV

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

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

Average wind speed in September
Arlee, WV

Average wind speed in September - Arlee, WV
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Arlee, WV

Average humidity in September - Arlee, WV
  • Average humidity in September: 75%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Arlee, WV

Average rainfall in September - Arlee, WV
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is November (0.83").

Average rainfall days in September
Arlee, WV

Average rainfall days in September - Arlee, WV
  • Average rainfall days in September: 10.9 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in September
Arlee, WV

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

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Arlee, WV

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

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Arlee, WV

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Arlee, WV

Average sunshine days in September - Arlee, WV
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in September
Arlee, WV

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

Average cloud cover in September
Arlee, WV

Average cloud cover in September - Arlee, WV
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Arlee, WV

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

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

Arlee, West Virginia, USA

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