September weather forecast
Coal Run, OH

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Coal Run, Ohio, with an average temperature ranging between max 77.9°F (25.5°C) and min 56.7°F (13.7°C).

Temperature

A mild drop in Coal Run's average high-temperature is observed in September, transitioning from a moderately hot 84.2°F (29°C) in August to a still warm 77.9°F (25.5°C). Coal Run observes an average nighttime low-temperature of 56.7°F (13.7°C) during the month of September.

Humidity

In September, the average relative humidity is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

In Coal Run, Ohio, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:55 am and sunset at 7:56 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:09 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

In Coal Run, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 4 during September leads to these instructions:
Take precautions - Protection against skin and eye damage is obliged. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Coal Run in September?

The high-temperature, in September, in Coal Run, records 77.9°F (25.5°C), while the low-temperature is 56.7°F (13.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is calculated to be 93.2°F (34°C).

What is the average humidity in September?

In September, the average relative humidity is 77%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.46" (37mm) of precipitation.

How much does it rain in September?

In Coal Run, during September, the rain falls for 12.5 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September in Coal Run?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:55 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:22 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 intensity in September?

In Coal Run, Ohio, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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 Run, OH

Average temperature in September - Coal Run, OH
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in September: 56.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in September
Coal Run, OH

Average pressure in September - Coal Run, OH
  • 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).

Average wind speed in September
Coal Run, OH

Average wind speed in September - Coal Run, OH
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Coal Run, OH

Average humidity in September - Coal Run, OH
  • Average humidity in September: 77%

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July and August (76%).

Average rainfall in September
Coal Run, OH

Average rainfall in September - Coal Run, OH
  • Average rainfall in September: 1.46"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in September
Coal Run, OH

Average rainfall days in September - Coal Run, OH
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in September
Coal Run, OH

Average snowfall in September - Coal Run, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Coal Run, OH

Average snowfall days in September - Coal Run, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.5 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
Coal Run, OH

Average daylight in September / Average sunshine in September - Coal Run, OH
  • 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 24min).

  • 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: 3h and 24min).

Average sunshine days in September
Coal Run, OH

Average sunshine days in September - Coal Run, OH
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (9.8 days).

Average UV index in September
Coal Run, OH

Average UV index in September - Coal Run, OH
  • 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
Coal Run, OH

Average cloud cover in September - Coal Run, OH
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Coal Run, OH

Average visibility in September - Coal Run, OH
  • Average visibility in September: 5mi

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

Coal Run, Ohio, USA

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