September weather forecast
Woodridge, IL

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Weather in September

September, the first month of the autumn in Woodridge, is still a warm month, with temperature in the range of an average high of 74.3°F (23.5°C) and an average low of 57.4°F (14.1°C).

Temperature

Woodridge's transition into September involves a gentle shift in temperature, receding from 80.2°F (26.8°C) in August to a still warm 74.3°F (23.5°C). An average temperature of 57.4°F (14.1°C) is recorded during the nights in September.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Woodridge, in September, during 13.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Woodridge, during the entire year, the rain falls for 145.4 days and collects up to 22.83" (580mm) of precipitation.

Snowfall

In Woodridge, snow does not fall in June through September.

Daylight

In Woodridge, Illinois, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:18 am and sunset at 7:25 pm. On the last day of September, sunrise is at 6:48 am and sunset at 6:35 pm CDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Take necessary precautions - Defending against sun damage is advocated. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

September temperatures in Woodridge vary between a high-temperature of 74.3°F (23.5°C) and a low-temperature of 57.4°F (14.1°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 76%.

How much does it rain in September?

In September, the rain falls for 13.5 days. Throughout September, 1.77" (45mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Woodridge have in September?

In September, the average day length is 12h and 28min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:18 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:35 pm CDT.

How many hours of sunshine does Woodridge have in September?

In Woodridge, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September?

In Woodridge, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Woodridge, IL

Average temperature in September - Woodridge, IL
  • Average high temperature in September: 74.3°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 (28.8°F).

  • Average low temperature in September: 57.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in September
Woodridge, IL

Average pressure in September - Woodridge, 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).

Average wind speed in September
Woodridge, IL

Average wind speed in September - Woodridge, 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).

Average humidity in September
Woodridge, IL

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

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

Average rainfall in September
Woodridge, IL

Average rainfall in September - Woodridge, IL
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is December (1.06").

Average rainfall days in September
Woodridge, IL

Average rainfall days in September - Woodridge, IL
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in September
Woodridge, IL

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

The month with the highest snowfall is January (3.11").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Woodridge, IL

Average snowfall days in September - Woodridge, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Woodridge, IL

Average sunshine days in September - Woodridge, IL
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in September
Woodridge, IL

Average UV index in September - Woodridge, IL
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Woodridge, IL

Average cloud cover in September - Woodridge, IL
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September
Woodridge, IL

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

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

Woodridge, Illinois, USA

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