September weather forecast
Peters Creek, IL

Weather in September

September, the first month of the autumn in Peters Creek, is still a warm month, with an average temperature varying between 61.3°F (16.3°C) and 80.4°F (26.9°C).

Temperature

In Peters Creek, the average high-temperature in September is relatively the same as in August - a still moderately hot 80.4°F (26.9°C). In Peters Creek, in September, the average low-temperature is 61.3°F (16.3°C).

Humidity

In September, the average relative humidity in Peters Creek is 73%.

Rainfall

The month with the least rainfall in Peters Creek is September, when the rain falls for 11.7 days and typically collects 1.3" (33mm) of precipitation.

Snowfall

In Peters Creek, snow does not fall in May through October.

Daylight

In Peters Creek, Illinois, the average length of the day in September is 12h and 25min.
On the first day of September in Peters Creek, sunrise is at 6:23 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:38 pm CDT.

Sunshine

In Peters Creek, Illinois, the average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

FAQ

What is the temperature in September in Peters Creek?

In September, in Peters Creek, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 61.3°F (16.3°C). in August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 95°F (35°C).

What is the average humidity in September in Peters Creek?

In September, the average relative humidity in Peters Creek, Illinois, is 73%.

What is the driest month in Peters Creek?

The month with the least rainfall is September, when the rain falls for 11.7 days and typically collects 1.3" (33mm) of precipitation.

How many days does it rain in September in Peters Creek?

In Peters Creek, in September, during 11.7 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When it does not snow in Peters Creek?

May through October are months without snowfall in Peters Creek.

How many hours of daylight does Peters Creek have in September?

In Peters Creek, Illinois, the average day length in September is 12h and 25min.

When is the sunrise / sunset in September in Peters Creek?

In September, on the first day of the month, sunrise is at 6:23 am and sunset at 7:22 pm. On the last day of the month, in Peters Creek, sunrise is at 6:47 am and sunset at 6:38 pm CDT.

How many hours of sunshine does Peters Creek have in September?

The average sunshine duration in September in Peters Creek is 9.2h.

What is the UV index intensity in September in Peters Creek?

In September, the average daily maximum UV index in Peters Creek, Illinois, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Peters Creek, IL

Average temperature in September - Peters Creek, IL
  • Average high temperature in September: 80.4°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in September: 61.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

[Resources]

Average pressure in September
Peters Creek, IL

Average pressure in September - Peters Creek, IL
  • 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).

[Resources]

Average wind speed in September
Peters Creek, IL

Average wind speed in September - Peters Creek, IL
  • Average wind speed in September: 6.4mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

[Resources]

Average humidity in September
Peters Creek, IL

Average humidity in September - Peters Creek, IL
  • Average humidity in September: 73%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

[Resources]

Average rainfall in September
Peters Creek, IL

Average rainfall in September - Peters Creek, IL
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").

[Resources]

Average rainfall days in September
Peters Creek, IL

Average rainfall days in September - Peters Creek, IL
  • Average rainfall days in September: 11.7 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).

[Resources]

Average snowfall in September
Peters Creek, IL

Average snowfall in September - Peters Creek, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Peters Creek, IL

Average snowfall days in September - Peters Creek, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Peters Creek, IL

Average daylight in September / Average sunshine in September - Peters Creek, IL
  • Average daylight in September: 12h and 25min

The month with the longest days is June (Average daylight: 14h and 43min).
The month with the shortest days is December (Average daylight: 9h and 38min).

  • Average sunshine in September: 9h and 12min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

[Resources]

Average sunshine days in September
Peters Creek, IL

Average sunshine days in September - Peters Creek, IL
  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).

[Resources]

Average UV index in September
Peters Creek, IL

Average UV index in September - Peters Creek, 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).

[Resources]

Average cloud cover in September
Peters Creek, IL

Average cloud cover in September - Peters Creek, IL
  • Average cloud cover in September: 28

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).

[Resources]

Average visibility in September
Peters Creek, IL

Average visibility in September - Peters Creek, 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location