September weather forecast
Kingston, IL

Share

Weather in September

The first month of the autumn, September, is also an agreeable month in Kingston, Illinois, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 54.1°F (12.3°C).

Temperature

The start of September involves a subtle temperature drop, shifting from a warm 78.3°F (25.7°C) in August to an agreeable 72.5°F (22.5°C). Throughout September, Kingston anticipates an average low-temperature of 54.1°F (12.3°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Kingston, during September, the rain falls for 9 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 116.8 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

Snowfall

In Kingston, snow does not fall in May through September.

Daylight

In September, the average length of the day in Kingston is 12h and 28min.
On the first day of September in Kingston, sunrise is at 6:21 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:37 pm CDT.

Sunshine

In Kingston, the average sunshine in September is 8.5h.

UV index

In Kingston, Illinois, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 4 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Kingston in September?

The high-temperature in Kingston during September is 72.5°F (22.5°C) and the low-temperature is 54.1°F (12.3°C).

What is the average humidity in September in Kingston?

The average relative humidity in September in Kingston is 80%.

How much does it rain in Kingston in September?

In Kingston, Illinois, in September, during 9 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow in Kingston?

May through September are months without snowfall in Kingston.

Does it snow in Kingston in September?

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

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

In September, the average day length in Kingston is 12h and 28min.

When are sunrise and sunset in September in Kingston?

On the first day of September in Kingston, sunrise is at 6:21 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:37 pm CDT.

How long on average sun shines in September in Kingston?

The average sunshine duration in September is 8.5h.

How high is the UV index in September in Kingston?

The average daily maximum UV index in September in Kingston, Illinois, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's 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
Kingston, IL

Average temperature in September - Kingston, IL
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in September: 54.1°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 (14.2°F).

Average pressure in September
Kingston, IL

Average pressure in September - Kingston, IL
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in September
Kingston, IL

Average wind speed in September - Kingston, IL
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in September
Kingston, IL

Average humidity in September - Kingston, IL
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (75%).

Average rainfall in September
Kingston, IL

Average rainfall in September - Kingston, IL
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is June (1.81").
The driest month (with the least rainfall) is February (0.47").

Average rainfall days in September
Kingston, IL

Average rainfall days in September - Kingston, IL
  • Average rainfall days in September: 9 days

The months with the highest number of rainy days are May and June (15.1 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in September
Kingston, IL

Average snowfall in September - Kingston, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Kingston, IL

Average snowfall days in September - Kingston, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Kingston, IL

Average daylight in September / Average sunshine in September - Kingston, IL
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 3min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in September
Kingston, IL

Average sunshine days in September - Kingston, IL
  • Average sunshine days in September: 18.8 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in September
Kingston, IL

Average UV index in September - Kingston, IL
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in September
Kingston, IL

Average cloud cover in September - Kingston, IL
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 35).

Average visibility in September
Kingston, IL

Average visibility in September - Kingston, IL
  • Average visibility in September: 5mi

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

Kingston, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location