September weather forecast
McAndrews, KY

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Weather in September

September, the first month of the autumn in McAndrews, is still a warm month, with an average temperature fluctuating between 78.6°F (25.9°C) and 56.8°F (13.8°C).

Temperature

The start of September signals a gentle decrease in the average high-temperature, transitioning from 84.4°F (29.1°C) in August to a still warm 78.6°F (25.9°C). Nighttime temperatures throughout September register a significant deviation from the day's highs, averaging at a moderate 56.8°F (13.8°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.46" (37mm) of precipitation.

Snowfall

In McAndrews, 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 the month, sunrise is at 6:59 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:13 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The average high-temperature, in September, in McAndrews, is 78.6°F (25.9°C), while the average low-temperature is 56.8°F (13.8°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in August is computed to be 93.2°F (34°C).

What is the average humidity in September?

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

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 many days does it rain in September in McAndrews?

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

When it does not snow?

In McAndrews, snow does not fall in June through September.

Does it snow in September?

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

What is the average length of the day in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:59 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:13 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.3h.

How high is the UV index in September?

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

Average temperature in September - McAndrews, KY
  • Average high temperature in September: 78.6°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in September: 56.8°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 (26.8°F).

Average pressure in September
McAndrews, KY

Average pressure in September - McAndrews, KY
  • 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 (29.98"Hg).

Average wind speed in September
McAndrews, KY

Average wind speed in September - McAndrews, KY
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in September
McAndrews, KY

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

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are July, August and November (75%).

Average rainfall in September
McAndrews, KY

Average rainfall in September - McAndrews, KY
  • Average rainfall in September: 1.46"

The wettest months (with the highest rainfall) are February and May (3.27").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in September
McAndrews, KY

Average rainfall days in September - McAndrews, KY
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in September
McAndrews, KY

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

The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
McAndrews, KY

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

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - McAndrews, 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 36min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September
McAndrews, KY

Average sunshine days in September - McAndrews, KY
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in September
McAndrews, KY

Average UV index in September - McAndrews, KY
  • Average UV index in September: 4

The months with the highest UV index are June 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
McAndrews, KY

Average cloud cover in September - McAndrews, KY
  • Average cloud cover in September: 35

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
McAndrews, KY

Average visibility in September - McAndrews, KY
  • 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).

McAndrews, Kentucky, USA

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