September weather forecast
Mulberry Grove, IL

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Weather in September

The first month of the autumn, September, is still a warm month in Mulberry Grove, Illinois, with an average temperature ranging between max 77.9°F (25.5°C) and min 59.5°F (15.3°C).

Temperature

Mulberry Grove signifies an average high-temperature of a still moderately hot 77.9°F (25.5°C) in September, closely mirroring the 82.9°F (28.3°C) of August. Mulberry Grove reports a consistent average low-temperature of 59.5°F (15.3°C) throughout September nights.

Humidity

In September, the average relative humidity in Mulberry Grove is 75%.

Rainfall

In Mulberry Grove, during September, the rain falls for 11.5 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Mulberry Grove, during the entire year, the rain falls for 137.9 days and collects up to 24.88" (632mm) of precipitation.

Snowfall

In Mulberry Grove, snow does not fall in April through October.

Daylight

In Mulberry Grove, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:26 am and sunset at 7:27 pm. On the last day of September, in Mulberry Grove, sunrise is at 6:52 am and sunset at 6:40 pm CDT.

Sunshine

In Mulberry Grove, the average sunshine in September is 9.3h.

UV index

In Mulberry Grove, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What is the temperature in September in Mulberry Grove?

In September, the average high-temperature and low-temperature in Mulberry Grove are 77.9°F (25.5°C) and 59.5°F (15.3°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 91.4°F (33°C).

What is the average humidity in September in Mulberry Grove?

The average relative humidity in September in Mulberry Grove is 75%.

How much does it rain in Mulberry Grove in September?

In September, in Mulberry Grove, Illinois, the rain falls for 11.5 days. Throughout September, 1.5" (38mm) of precipitation is accumulated.

When it does not snow in Mulberry Grove?

April through October are months without snowfall in Mulberry Grove, Illinois.

How many hours of daylight does Mulberry Grove have in September?

The average day length in September in Mulberry Grove is 12h and 26min.

When is the sunrise / sunset in September in Mulberry Grove?

On the first day of September in Mulberry Grove, Illinois, sunrise is at 6:26 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:40 pm CDT.

How long on average sun shines in September in Mulberry Grove?

In Mulberry Grove, the average sunshine duration in September is 9.3h.

What is the UV index reading in September in Mulberry Grove?

In September, the average daily maximum UV index in Mulberry Grove, Illinois, is 5. A UV Index reading of 3 to 5 represents 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
Mulberry Grove, IL

Average temperature in September - Mulberry Grove, IL
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in September: 59.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in September
Mulberry Grove, IL

Average pressure in September - Mulberry Grove, 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 (29.92"Hg).

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Average wind speed in September
Mulberry Grove, IL

Average wind speed in September - Mulberry Grove, IL
  • Average wind speed in September: 6.4mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in September
Mulberry Grove, IL

Average humidity in September - Mulberry Grove, IL
  • Average humidity in September: 75%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Mulberry Grove, IL

Average rainfall in September - Mulberry Grove, IL
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is February (1.26").

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Average rainfall days in September
Mulberry Grove, IL

Average rainfall days in September - Mulberry Grove, 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 (6.3 days).

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Average snowfall in September
Mulberry Grove, IL

Average snowfall in September - Mulberry Grove, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.89").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Mulberry Grove, IL

Average snowfall days in September - Mulberry Grove, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Mulberry Grove, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Mulberry Grove, IL

Average sunshine days in September - Mulberry Grove, IL
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is December (20 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in September
Mulberry Grove, IL

Average UV index in September - Mulberry Grove, 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
Mulberry Grove, IL

Average cloud cover in September - Mulberry Grove, IL
  • Average cloud cover in September: 29

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

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Average visibility in September
Mulberry Grove, IL

Average visibility in September - Mulberry Grove, 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).

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Mulberry Grove, Illinois, USA

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