September weather forecast
Ashland, KY

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Two bridges of the same length and size, colored green and blue, cross over a large river from Ashland in Kentucky
Two bridges of the same length and size, colored green and blue, cross over a large river from Ashland in Kentucky

Weather in September

September marks the shift from the warm summer weather to cooler autumn temperatures in Ashland. This month is free of snowfall and maintains a downward trend in temperature from that of August, recording an average high of 79.3°F (26.3°C). September also sees a decline in daylight hours, which is a characteristic trait of the incoming autumn season. A decrease in the number of sunshine hours is also noticeable from this month onwards, contributing to the onset of more moderate weather conditions. The gradual transition into fall is embraced in September, offering a respite from the summer heat.

Temperature

With the onset of September, Ashland experiences a modest temperature adjustment, with the average high-temperature gently receding from a warm 85.6°F (29.8°C) in August to a still moderately hot 79.3°F (26.3°C). During September, Ashland sees a mean low-temperature of 58.1°F (14.5°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Ashland, during September, the rain falls for 10.4 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 146.5 rainfall days, and 19.65" (499mm) of precipitation is accumulated.

Snowfall

In Ashland, Kentucky, snow does not fall in May through September.

Daylight

In Ashland, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 7:00 am and sunset at 8:00 pm. On the last day of September, sunrise is at 7:26 am and sunset at 7:14 pm EDT.

Sunshine

In September, the average sunshine is 8.1h.

UV index

In Ashland, 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 average individuals.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

The average high-temperature, in September, in Ashland, is 79.3°F (26.3°C), while the average low-temperature is 58.1°F (14.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is evaluated at 96.8°F (36°C).

What is the average humidity in September?

In September, the average relative humidity is 75%.

How much does it rain in September?

In Ashland, in September, during 10.4 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Ashland have in September?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:00 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:14 pm EDT.

How long on average sun shines in September in Ashland?

The average sunshine duration in September is 8.1h.

What is the UV index intensity in September in Ashland?

In Ashland, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Ashland, KY

Average temperature in September - Ashland, KY
  • Average high temperature in September: 79.3°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 58.1°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 (25.2°F).

Average pressure in September
Ashland, KY

Average pressure in September - Ashland, KY
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in September
Ashland, KY

Average wind speed in September - Ashland, KY
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
Ashland, KY

Average humidity in September - Ashland, KY
  • Average humidity in September: 75%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Ashland, KY

Average rainfall in September - Ashland, KY
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is November (1.06").

Average rainfall days in September
Ashland, KY

Average rainfall days in September - Ashland, KY
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in September
Ashland, KY

Average snowfall in September - Ashland, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Ashland, KY

Average snowfall days in September - Ashland, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.7 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
Ashland, KY

Average daylight in September / Average sunshine in September - Ashland, KY
  • 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Ashland, KY

Average sunshine days in September - Ashland, KY
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is February (11.1 days).

Average UV index in September
Ashland, KY

Average UV index in September - Ashland, KY
  • 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
Ashland, KY

Average cloud cover in September - Ashland, KY
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Ashland, KY

Average visibility in September - Ashland, KY
  • Average visibility in September: 5mi

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

Ashland, Kentucky, USA

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