September weather forecast
Temple Hill, IL

Share

Weather in September

September, the first month of the autumn in Temple Hill, is still a warm month, with an average temperature varying between 61.7°F (16.5°C) and 81.5°F (27.5°C).

Temperature

September's average high-temperature stands at a warm 81.5°F (27.5°C), showing little deviation from August's 86.7°F (30.4°C). In September, Temple Hill's temperature tends to fall to an average low of 61.7°F (16.5°C) during the night.

Heat index

For most parts of September, the heat index is calculated to be a hot 86°F (30°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In September, the average relative humidity is 72%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.1 days and accumulates 1.5" (38mm) of precipitation.

Snowfall

May through October are months without snowfall in Temple Hill.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 6:25 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

Sunshine

In Temple Hill, the average sunshine in September is 9.6h.

UV index

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 rays for average individuals.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Temple Hill?

September temperatures in Temple Hill vary between a high-temperature of 81.5°F (27.5°C) and a low-temperature of 61.7°F (16.5°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 86°F (30°C).

What is the average humidity in September in Temple Hill?

In Temple Hill, Illinois, the average relative humidity in September is 72%.

What is the driest month in Temple Hill?

September is the month with the least rainfall in Temple Hill, Illinois. Rain falls for 11.1 days and accumulates 1.5" (38mm) of precipitation.

How many days does it rain in September in Temple Hill?

In Temple Hill, in September, it is raining for 11.1 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Temple Hill?

May through October are months without snowfall in Temple Hill, Illinois.

How many hours of daylight does Temple Hill have in September?

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

When are sunrise and sunset in September in Temple Hill?

On the first day of September in Temple Hill, sunrise is at 6:25 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

How long on average sun shines in September in Temple Hill?

In September, the average sunshine duration is 9.6h.

What is the UV index reading in September in Temple Hill?

In September, the average daily maximum UV index in Temple Hill, Illinois, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Temple Hill, IL

Average temperature in September - Temple Hill, IL
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in September
Temple Hill, IL

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Temple Hill, IL

Average wind speed in September - Temple Hill, IL
  • Average wind speed in September: 6.3mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in September
Temple Hill, IL

Average humidity in September - Temple Hill, IL
  • Average humidity in September: 72%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Temple Hill, IL

Average rainfall in September - Temple Hill, IL
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in September
Temple Hill, IL

Average rainfall days in September - Temple Hill, IL
  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

Average snowfall in September
Temple Hill, IL

Average snowfall in September - Temple Hill, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Temple Hill, IL

Average snowfall days in September - Temple Hill, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.3 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
Temple Hill, IL

Average daylight in September / Average sunshine in September - Temple Hill, IL
  • 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in September
Temple Hill, IL

Average sunshine days in September - Temple Hill, IL
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

Average UV index in September
Temple Hill, IL

Average UV index in September - Temple Hill, IL
  • 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
Temple Hill, IL

Average cloud cover in September - Temple Hill, IL
  • Average cloud cover in September: 26

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

Average visibility in September
Temple Hill, IL

Average visibility in September - Temple Hill, IL
  • 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).

Temple Hill, Illinois, USA

Weather forecast for your location

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