September weather forecast
Warrensburg, IL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Warrensburg, Illinois, with an average temperature ranging between max 76.6°F (24.8°C) and min 58.3°F (14.6°C).

Temperature

A minor adjustment in Warrensburg's average high-temperature is noted with the start of September, touching a still moderately hot 76.6°F (24.8°C) from August's 81.1°F (27.3°C). Warrensburg witnesses an average low-temperature of 58.3°F (14.6°C) throughout the month of September.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Warrensburg, in September, it is raining for 11.5 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Warrensburg, there are 139.9 rainfall days, and 20.91" (531mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Warrensburg.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:39 pm CDT.

Sunshine

In Warrensburg, Illinois, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What is the average September temperature in Warrensburg?

In Warrensburg, in September, the average high-temperature is 76.6°F (24.8°C), and the average low-temperature is 58.3°F (14.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September in Warrensburg?

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

How much does it rain in Warrensburg in September?

In Warrensburg, Illinois, in September, it is raining for 11.5 days, with typically 1.26" (32mm) of accumulated precipitation.

When it does not snow in Warrensburg?

May through October are months without snowfall in Warrensburg.

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

The average day length in September in Warrensburg, Illinois, is 12h and 26min.

When is the sunrise / sunset in September in Warrensburg?

In September, on the first day of the month, sunrise is at 6:24 am and sunset at 7:27 pm. On the last day of the month, in Warrensburg, sunrise is at 6:52 am and sunset at 6:39 pm CDT.

How many hours of sunshine does Warrensburg have in September?

The average sunshine duration in September is 9h.

What is the UV index intensity in September in Warrensburg?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Warrensburg, IL

Average temperature in September - Warrensburg, IL
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in September
Warrensburg, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in September
Warrensburg, IL

Average wind speed in September - Warrensburg, IL
  • Average wind speed in September: 7.4mph

The windiest months (with the highest average wind speed) are January, February and April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in September
Warrensburg, IL

Average humidity in September - Warrensburg, IL
  • Average humidity in September: 76%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Warrensburg, IL

Average rainfall in September - Warrensburg, IL
  • Average rainfall in September: 1.26"

The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (1.06").

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Average rainfall days in September
Warrensburg, IL

Average rainfall days in September - Warrensburg, IL
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall in September
Warrensburg, IL

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

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Warrensburg, IL

Average snowfall days in September - Warrensburg, IL
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Warrensburg, IL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in September
Warrensburg, IL

Average sunshine days in September - Warrensburg, IL
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in September
Warrensburg, IL

Average UV index in September - Warrensburg, IL
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Warrensburg, IL

Average cloud cover in September - Warrensburg, IL
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in September
Warrensburg, IL

Average visibility in September - Warrensburg, IL
  • Average visibility in September: 6mi

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

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Warrensburg, Illinois, USA

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