Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a warm 80.1°F (26.7°C) in August to a still moderately hot 73.4°F (23°C). Throughout September, an average low-temperature of 59.5°F (15.3°C) is expected in Wood Dale.Humidity
In September, the average relative humidity in Wood Dale, Illinois, is 74%.Rainfall
In September, the rain falls for 13.5 days. Throughout September, 1.97" (50mm) of precipitation is accumulated. In Wood Dale, during the entire year, the rain falls for 146.5 days and collects up to 24.13" (613mm) of precipitation.Snowfall
June through September are months without snowfall in Wood Dale.Daylight
In Wood Dale, 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 6:34 pm CDT.
Sunshine
The average sunshine in September in Wood Dale is 8.8h.UV index
The average daily maximum UV index in September in Wood Dale is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What are September temperatures in Wood Dale?
What is the average humidity in September in Wood Dale?
How many days does it rain in September in Wood Dale?
When it does not snow in Wood Dale?
Does it snow in Wood Dale in September?
What is the average length of the day in September in Wood Dale?
What time are sunrise and sunset in September in Wood Dale?
How many hours of sunshine does Wood Dale have in September?
How high is the UV index in September in Wood Dale?
Average temperature in September
Wood Dale, IL
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in September
Wood Dale, 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
Wood Dale, IL
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Wood Dale, IL
- Average humidity in September: 74%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Wood Dale, IL
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is December (0.91").
Average rainfall days in September
Wood Dale, IL
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Wood Dale, IL
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Wood Dale, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Wood Dale, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Wood Dale, IL
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Wood Dale, IL
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Wood Dale, IL
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in September
Wood Dale, 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).
Wood Dale, Illinois, USA
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