Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September brings a slight decrease in the average high-temperature, shifting from 81°F (27.2°C) in August to a still warm 75.2°F (24°C). Coal City experiences an average low-temperature of 53.8°F (12.1°C) in the month of September.Humidity
The average relative humidity in September in Coal City is 79%.Rainfall
The month with the least rainfall in Coal City is September, when the rain falls for 15.9 days and typically collects 1.73" (44mm) of precipitation.Snowfall
In Coal City, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 25min.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.
Sunshine
In Coal City, West Virginia, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September in Coal City, West Virginia, is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In September, a daily UV index of 4 turns into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What are September temperatures in Coal City?
What is the average humidity in September in Coal City?
What is the driest month in Coal City?
How much does it rain in Coal City in September?
When it does not snow in Coal City?
Does it snow in Coal City in September?
How many hours of daylight does Coal City have in September?
When is the sunrise / sunset in September in Coal City?
How long on average sun shines in September in Coal City?
What is the UV index intensity in September in Coal City?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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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