September weather forecast
Goodnight, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Goodnight, Kentucky, with an average temperature varying between 79.5°F (26.4°C) and 60.4°F (15.8°C).

Temperature

September's onset introduces a mild reduction in the average high-temperature, from 85.3°F (29.6°C) in August to a still moderately hot 79.5°F (26.4°C). An average low-temperature of 60.4°F (15.8°C) is observed in Goodnight during the September nights.

Humidity

The average relative humidity in September in Goodnight is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.6 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

In Goodnight, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 6:14 am and sunset at 7:11 pm. On the last day of September, in Goodnight, sunrise is at 6:38 am and sunset at 6:27 pm CDT.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In Goodnight, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the average September temperature in Goodnight?

In Goodnight, in September, the average high-temperature is 79.5°F (26.4°C), and the average low-temperature is 60.4°F (15.8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 95°F (35°C).

What is the average humidity in September in Goodnight?

In Goodnight, Kentucky, the average relative humidity in September is 76%.

What is the driest month in Goodnight?

September is the month with the least rainfall in Goodnight, Kentucky. Rain falls for 13.6 days and accumulates 2.05" (52mm) of precipitation.

How much does it rain in Goodnight in September?

In September, in Goodnight, the rain falls for 13.6 days. Throughout September, 2.05" (52mm) of precipitation is accumulated.

When it does not snow in Goodnight?

In Goodnight, Kentucky, snow does not fall in May through October.

How many hours of daylight does Goodnight have in September?

The average day length in September is 12h and 25min.

When are sunrise and sunset in September in Goodnight?

In September, on the first day of the month, sunrise is at 6:14 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:27 pm CDT.

How many hours of sunshine does Goodnight have in September?

In September, the average sunshine duration in Goodnight is 8.4h.

What is the UV index intensity in September in Goodnight?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Goodnight, KY

Average temperature in September - Goodnight, KY
  • Average high temperature in September: 79.5°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in September: 60.4°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

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Average pressure in September
Goodnight, KY

Average pressure in September - Goodnight, KY
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in September
Goodnight, KY

Average wind speed in September - Goodnight, KY
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in September
Goodnight, KY

Average humidity in September - Goodnight, KY
  • Average humidity in September: 76%

The months with the highest relative humidity are February, March, May and December (79%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in September
Goodnight, KY

Average rainfall in September - Goodnight, KY
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in September
Goodnight, KY

Average rainfall days in September - Goodnight, KY
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (9.9 days).

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Average snowfall in September
Goodnight, KY

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

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Goodnight, KY

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

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Goodnight, KY

Average daylight in September / Average sunshine in September - Goodnight, KY
  • 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 42min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).

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Average sunshine days in September
Goodnight, KY

Average sunshine days in September - Goodnight, KY
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in September
Goodnight, KY

Average UV index in September - Goodnight, 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 and December (UV index 2).

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Average cloud cover in September
Goodnight, KY

Average cloud cover in September - Goodnight, KY
  • Average cloud cover in September: 32

The months with the most cloud cover are January and February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in September
Goodnight, KY

Average visibility in September - Goodnight, KY
  • Average visibility in September: 6mi

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

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Goodnight, Kentucky, USA

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