September weather forecast
Coal City, WV

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Weather in September

September, the first month of the autumn in Coal City, is also a moderately hot month, with an average temperature fluctuating between 75.2°F (24°C) and 53.8°F (12.1°C).

Temperature

A mild shift in the average high-temperature occurs in September, reducing from a warm 81°F (27.2°C) in August to a still moderately hot 75.2°F (24°C). September brings an average low-temperature of 53.8°F (12.1°C) to Coal City.

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall in Coal City. Rain falls for 15.9 days and accumulates 1.73" (44mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Coal City, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of September, in Coal City, sunrise is at 7:20 am and sunset at 7:09 pm EDT.

Sunshine

In Coal City, the average sunshine in September is 8.3h.

UV index

In Coal City, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Guard yourself - Avoiding sunburn is suggested. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature during September is 75.2°F (24°C) and the low-temperature is 53.8°F (12.1°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity is 79%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 15.9 days and typically collects 1.73" (44mm) of precipitation.

How much does it rain in September?

In Coal City, in September, during 15.9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow?

In Coal City, snow does not fall in June through September.

Does it snow in September?

In Coal City, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Coal City have in September?

In Coal City, the average day length in September is 12h and 25min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:09 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.3h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents 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
Coal City, WV

Average temperature in September - Coal City, WV
  • Average high temperature in September: 75.2°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in September: 53.8°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in September
Coal City, WV

Average pressure in September - Coal City, WV
  • 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
Coal City, WV

Average wind speed in September - Coal City, WV
  • Average wind speed in September: 4.5mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Coal City, WV

Average humidity in September - Coal City, WV
  • Average humidity in September: 79%

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (78%).

Average rainfall in September
Coal City, WV

Average rainfall in September - Coal City, WV
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in September
Coal City, WV

Average rainfall days in September - Coal City, WV
  • Average rainfall days in September: 15.9 days

The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is February (11.7 days).

Average snowfall in September
Coal City, WV

Average snowfall in September - Coal City, WV
  • Average snowfall in September: 0"

The month with the highest snowfall is February (8.7").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Coal City, WV

Average snowfall days in September - Coal City, WV
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Coal City, WV

Average daylight in September / Average sunshine in September - Coal City, WV
  • 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 2min

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 0min).

Average sunshine days in September
Coal City, WV

Average sunshine days in September - Coal City, WV
  • Average sunshine days in September: 10.9 days

The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is February (7.7 days).

Average UV index in September
Coal City, WV

Average UV index in September - Coal City, WV
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Coal City, WV

Average cloud cover in September - Coal City, WV
  • Average cloud cover in September: 41

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in September
Coal City, WV

Average visibility in September - Coal City, WV
  • Average visibility in September: 4mi

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

Coal City, West Virginia, USA

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