September weather forecast
Ingalls Park, IL

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Weather in September

September, the first month of the autumn in Ingalls Park, is still a warm month, with an average temperature varying between 74.3°F (23.5°C) and 57°F (13.9°C).

Temperature

In September, the average high-temperature marginally decreases from a moderately hot 80.2°F (26.8°C) in August to a still warm 74.3°F (23.5°C). The average temperature drops to a moderate 57°F (13.9°C) during the night in the month of September.

Humidity

In September, the average relative humidity in Ingalls Park is 77%.

Rainfall

In Ingalls Park, Illinois, in September, it is raining for 13.2 days, with typically 2.52" (64mm) of accumulated precipitation. In Ingalls Park, during the entire year, the rain falls for 149.8 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

In Ingalls Park, snow does not fall in May through September.

Daylight

The average length of the day in September in Ingalls Park is 12h and 28min.
On the first day of September, sunrise is at 6:19 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:35 pm CDT.

Sunshine

In Ingalls Park, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September in Ingalls Park is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 4 in September translates into this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are the temperatures in Ingalls Park in September?

The high-temperature, in September, in Ingalls Park, is 74.3°F (23.5°C), while the low-temperature averages to 57°F (13.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in July is appraised at 87.8°F (31°C).

What is the average humidity in September in Ingalls Park?

In September, the average relative humidity in Ingalls Park, Illinois, is 77%.

How much does it rain in Ingalls Park in September?

In Ingalls Park, in September, during 13.2 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

When it does not snow in Ingalls Park?

In Ingalls Park, Illinois, snow does not fall in May through September.

Does it snow in Ingalls Park in September?

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

What is the average length of the day in September in Ingalls Park?

In Ingalls Park, Illinois, the average day length in September is 12h and 28min.

When are sunrise and sunset in September in Ingalls Park?

In September, on the first day of the month, sunrise is at 6:19 am and sunset at 7:24 pm. On the last day of the month, in Ingalls Park, sunrise is at 6:48 am and sunset at 6:35 pm CDT.

How many hours of sunshine does Ingalls Park have in September?

In September, the average sunshine duration in Ingalls Park, Illinois, is 8.3h.

What is the UV index intensity in September in Ingalls Park?

In September, the average daily maximum UV index in Ingalls Park is 4. A UV Index reading of 3 to 5 represents a moderate health threat from 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
Ingalls Park, IL

Average temperature in September - Ingalls Park, IL
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in September: 57°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in September
Ingalls Park, IL

Average pressure in September - Ingalls Park, 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).

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Average wind speed in September
Ingalls Park, IL

Average wind speed in September - Ingalls Park, IL
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in September
Ingalls Park, IL

Average humidity in September - Ingalls Park, IL
  • Average humidity in September: 77%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Ingalls Park, IL

Average rainfall in September - Ingalls Park, IL
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is May (4.21").
The driest months (with the least rainfall) are February and December (1.61").

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Average rainfall days in September
Ingalls Park, IL

Average rainfall days in September - Ingalls Park, IL
  • Average rainfall days in September: 13.2 days

The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (5.3 days).

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Average snowfall in September
Ingalls Park, IL

Average snowfall in September - Ingalls Park, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Ingalls Park, IL

Average snowfall days in September - Ingalls Park, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.3 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
Ingalls Park, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in September
Ingalls Park, IL

Average sunshine days in September - Ingalls Park, IL
  • Average sunshine days in September: 15 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is April (10.7 days).

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Average UV index in September
Ingalls Park, IL

Average UV index in September - Ingalls Park, IL
  • Average UV index in September: 4

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

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Average cloud cover in September
Ingalls Park, IL

Average cloud cover in September - Ingalls Park, IL
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in September
Ingalls Park, IL

Average visibility in September - Ingalls Park, IL
  • Average visibility in September: 6mi

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

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Ingalls Park, Illinois, USA

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