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
New Baden's September showcases an average high-temperature of a still warm 78.8°F (26°C), hardly distinct from August's 83.8°F (28.8°C). New Baden witnesses a consistent average low-temperature of 59.9°F (15.5°C) throughout September.Humidity
In New Baden, the average relative humidity in September is 75%.Rainfall
In September, the rain falls for 12 days. Throughout September, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 151.1 rainfall days, and 30.43" (773mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In New Baden, Illinois, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:28 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:54 am and sunset at 6:42 pm CDT.
Sunshine
In September, the average sunshine in New Baden is 9.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: An average maximum UV index of 5 in September leads to these recommendations:
Take precautions - Protection against sun damage is advised. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does New Baden have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does New Baden have in September?
How high is the UV index in September?
Average temperature in September
New Baden, IL
- Average high temperature in September: 78.8°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in September
New Baden, IL
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
New Baden, IL
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
New Baden, IL
- Average humidity in September: 75%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
New Baden, IL
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in September
New Baden, IL
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8 days).
Average snowfall in September
New Baden, IL
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
New Baden, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.5 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
New Baden, IL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
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 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in September
New Baden, IL
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in September
New Baden, IL
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
New Baden, IL
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
New Baden, 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).
New Baden, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location