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
September signifies a minor drop in average high-temperature, transitioning from a warm 81°F (27.2°C) in August to a still moderately hot 75.4°F (24.1°C). Burgess records an average nighttime low of 56.3°F (13.5°C) in September.Humidity
The average relative humidity in September is 76%.Rainfall
In Burgess, Illinois, in September, during 9.7 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, in Burgess, there are 121.3 rainfall days, and 17.72" (450mm) of precipitation is accumulated.Snowfall
In Burgess, Illinois, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:34 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:45 pm CDT.
Sunshine
The average sunshine in September is 9.5h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
What is the temperature in September in Burgess?
What is the average humidity in September in Burgess?
How much does it rain in Burgess in September?
When it does not snow in Burgess?
Does it snow in Burgess in September?
What is the average length of the day in September in Burgess?
What time are sunrise and sunset in September in Burgess?
How long on average sun shines in September in Burgess?
What is the UV index reading in September in Burgess?
Average temperature in September
Burgess, IL
- Average high temperature in September: 75.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in September: 56.3°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 (16.9°F).
Average pressure in September
Burgess, IL
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Burgess, IL
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in September
Burgess, 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 (71%).
Average rainfall in September
Burgess, IL
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.67").
Average rainfall days in September
Burgess, IL
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.1 days).
Average snowfall in September
Burgess, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Burgess, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Burgess, 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 18min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Burgess, IL
- Average sunshine days in September: 19 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in September
Burgess, IL
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Burgess, IL
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in September
Burgess, IL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Burgess, Illinois, USA
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