September weather forecast
Saint Vincent, KY

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Weather in September

September, the first month of the autumn in Saint Vincent, is still a warm month, with temperature in the range of an average low of 61°F (16.1°C) and an average high of 80.1°F (26.7°C).

Temperature

September commences with an average high-temperature of a still warm 80.1°F (26.7°C), showing little deviation from August's 84.7°F (29.3°C). In Saint Vincent, September's nights observe an average temperature dip to a refreshing 61°F (16.1°C).

Humidity

The average relative humidity in September is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.4 days and typically collects 1.3" (33mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 6:22 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:35 pm CDT.

Sunshine

The average sunshine in September in Saint Vincent is 9.1h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 5 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

What is the temperature in September?

The average high-temperature and low-temperature during September are 80.1°F (26.7°C) and 61°F (16.1°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 95°F (35°C).

What is the average humidity in September in Saint Vincent?

In September, the average relative humidity is 73%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.3" (33mm) of precipitation.

How much does it rain in September?

In Saint Vincent, in September, during 11.4 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Saint Vincent have in September?

In Saint Vincent, 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 6:22 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:35 pm CDT.

How many hours of sunshine does Saint Vincent have in September?

In September, the average sunshine duration is 9.1h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe 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
Saint Vincent, KY

Average temperature in September - Saint Vincent, KY
  • Average high temperature in September: 80.1°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in September
Saint Vincent, KY

Average pressure in September - Saint Vincent, 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 (29.95"Hg).

Average wind speed in September
Saint Vincent, KY

Average wind speed in September - Saint Vincent, KY
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in September
Saint Vincent, KY

Average humidity in September - Saint Vincent, KY
  • Average humidity in September: 73%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Saint Vincent, KY

Average rainfall in September - Saint Vincent, KY
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is April (3.94").
The driest month (with the least rainfall) is September (1.3").

Average rainfall days in September
Saint Vincent, KY

Average rainfall days in September - Saint Vincent, KY
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in September
Saint Vincent, KY

Average snowfall in September - Saint Vincent, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Saint Vincent, KY

Average snowfall days in September - Saint Vincent, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.9 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
Saint Vincent, KY

Average daylight in September / Average sunshine in September - Saint Vincent, 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: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in September
Saint Vincent, KY

Average sunshine days in September - Saint Vincent, KY
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in September
Saint Vincent, KY

Average UV index in September - Saint Vincent, 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).

Average cloud cover in September
Saint Vincent, KY

Average cloud cover in September - Saint Vincent, KY
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in September
Saint Vincent, KY

Average visibility in September - Saint Vincent, KY
  • Average visibility in September: 6mi

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

Saint Vincent, Kentucky, USA

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