September weather forecast
Buffalo, KY

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Weather in September

September, the first month of the autumn in Buffalo, is still a warm month, with an average temperature varying between 79.2°F (26.2°C) and 59.7°F (15.4°C).

Temperature

September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a moderately hot 84.9°F (29.4°C) in August to a still warm 79.2°F (26.2°C). During the nights in September, an average low-temperature of 59.7°F (15.4°C) is observed.

Humidity

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

Rainfall

September is the month with the least rainfall. Rain falls for 8.5 days and accumulates 0.35" (9mm) of precipitation.

Snowfall

In Buffalo, snow does not fall in April through October.

Daylight

The average length of the day in September in Buffalo is 12h and 25min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:11 pm. On the last day of September, sunrise is at 7:38 am and sunset at 7:27 pm EDT.

Sunshine

In Buffalo, Kentucky, the average sunshine in September is 8.4h.

UV index

In Buffalo, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Buffalo?

In Buffalo, in September, the average high-temperature is 79.2°F (26.2°C), and the average low-temperature is 59.7°F (15.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 95°F (35°C).

What is the average humidity in September in Buffalo?

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

What is the driest month in Buffalo?

The month with the least rainfall in Buffalo is September, when the rain falls for 8.5 days and typically collects 0.35" (9mm) of precipitation.

How much does it rain in Buffalo in September?

In Buffalo, in September, during 8.5 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow in Buffalo?

In Buffalo, Kentucky, snow does not fall in April through October.

What is the average length of the day in September in Buffalo?

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

When is the sunrise / sunset in September in Buffalo?

On the first day of September, sunrise is at 7:13 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:27 pm EDT.

How long on average sun shines in September in Buffalo?

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

What is the UV index intensity in September in Buffalo?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Buffalo, KY

Average temperature in September - Buffalo, KY
  • Average high temperature in September: 79.2°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 (40.3°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in September
Buffalo, KY

Average pressure in September - Buffalo, 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).

Average wind speed in September
Buffalo, KY

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

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in September
Buffalo, KY

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

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August and October (75%).

Average rainfall in September
Buffalo, KY

Average rainfall in September - Buffalo, KY
  • Average rainfall in September: 0.35"

The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in September
Buffalo, KY

Average rainfall days in September - Buffalo, KY
  • Average rainfall days in September: 8.5 days

The month with the highest number of rainy days is July (12.2 days).
The month with the least rainy days is November (6.9 days).

Average snowfall in September
Buffalo, KY

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

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Buffalo, KY

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

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Buffalo, 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 June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

Average sunshine days in September
Buffalo, KY

Average sunshine days in September - Buffalo, KY
  • Average sunshine days in September: 18.4 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (15.2 days).

Average UV index in September
Buffalo, KY

Average UV index in September - Buffalo, 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
Buffalo, KY

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

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
Buffalo, KY

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

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

Buffalo, Kentucky, USA

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