September weather forecastDobbins, KY

September

Weather in September

September, the first month of the autumn in Dobbins, is also a moderately hot month, with an average temperature ranging between max 79.3°F (26.3°C) and min 57.4°F (14.1°C).

Temperature

Dobbins's September weather shows a modest shift in high-temperatures, falling from August's 85.6°F (29.8°C) to a still moderately hot 79.3°F (26.3°C). During September, Dobbins notes a substantial drop from the daytime peak to an average minimum temperature of 57.4°F (14.1°C).

Humidity

The average relative humidity in September is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 7:02 am and sunset at 8:00 pm. On the last day of September, in Dobbins, sunrise is at 7:27 am and sunset at 7:15 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Undertake protective steps - Preventing sun damage is advised. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In September, the average high-temperature and low-temperature are 79.3°F (26.3°C) and 57.4°F (14.1°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is evaluated at 96.8°F (36°C).

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

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.89" (48mm) of precipitation.

In Dobbins, during September, the rain falls for 12.5 days and regularly aggregates up to 1.89" (48mm) of precipitation.

May through September are months without snowfall.

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

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

On the first day of September, sunrise is at 7:02 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:15 pm EDT.

The average sunshine duration in September is 8.2h.

In September, the average daily maximum UV index in Dobbins is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Dobbins, 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 (38.8°F).

  • Average low temperature in September: 57.4°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 (25.7°F).

Average pressure in September
Dobbins, 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
Dobbins, KY

  • Average wind speed in September: 4.8mph

The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Dobbins, KY

  • Average humidity in September: 75%

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

Average rainfall in September
Dobbins, KY

  • Average rainfall in September: 1.89"

The wettest months (with the highest rainfall) are April and December (3.07").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in September
Dobbins, KY

  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in September
Dobbins, KY

  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.23").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Dobbins, KY

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.1 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
Dobbins, KY

  • Average daylight in September: 12h and 24min

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 36min).

  • Average sunshine in September: 8h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Dobbins, KY

  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (9.3 days).

Average UV index in September
Dobbins, KY

  • Average UV index in September: 5

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, November and December (UV index 2).

Average cloud cover in September
Dobbins, KY

  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Dobbins, KY

  • Average visibility in September: 5mi

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