September weather forecast
Galveston, KY

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Galveston, Kentucky, with an average temperature varying between 56.8°F (13.8°C) and 79.3°F (26.3°C).

Temperature

As August makes way for September, Galveston's average high-temperature eases from a warm 85.3°F (29.6°C) to a still moderately hot 79.3°F (26.3°C). With a notable disparity from daily peak temperatures, the average low-temperature settles at a moderate 56.8°F (13.8°C) throughout September.

Humidity

The average relative humidity in September is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.3 days and accumulates 1.73" (44mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 7:01 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:25 am and sunset at 7:14 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

In Galveston, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Around midday, solar radiation is most harmful; hence, exposure should be limited. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Galveston in September?

The high-temperature, in September, in Galveston, is 79.3°F (26.3°C), while the low-temperature averages to 56.8°F (13.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 95°F (35°C).

What is the average humidity in September?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.3 days and accumulates 1.73" (44mm) of precipitation.

How many days does it rain in September?

In Galveston, during September, the rain falls for 13.3 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:01 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:14 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.2h.

What is the UV index intensity in September?

In Galveston, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes 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
Galveston, KY

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

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (41.2°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 (27°F).

Average pressure in September
Galveston, KY

Average pressure in September - Galveston, KY
  • Average pressure in September: 30.06"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Galveston, KY

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

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in September
Galveston, KY

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

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are July, August and November (74%).

Average rainfall in September
Galveston, KY

Average rainfall in September - Galveston, KY
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is February (3.62").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in September
Galveston, KY

Average rainfall days in September - Galveston, KY
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is November (11.3 days).

Average snowfall in September
Galveston, KY

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

The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Galveston, KY

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

The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Galveston, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in September
Galveston, KY

Average sunshine days in September - Galveston, KY
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.3 days).

Average UV index in September
Galveston, KY

Average UV index in September - Galveston, 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
Galveston, KY

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

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Galveston, KY

Average visibility in September - Galveston, 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).

Galveston, Kentucky, USA

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