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
Aurora records a mild change in average high-temperature during September, easing from a warm 83.3°F (28.5°C) in August to a still moderately hot 77.2°F (25.1°C). During September, Aurora's temperature averages to a mild 58.5°F (14.7°C) at night.Humidity
The months with the lowest humidity in Aurora are September and October, with an average relative humidity of 75%.Rainfall
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 1.65" (42mm) of precipitation.Snowfall
In Aurora, snow does not fall in May through October.Daylight
In Aurora, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:09 am and sunset at 8:09 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:23 pm EDT.
Sunshine
In Aurora, the average sunshine in September is 8.3h.UV index
In Aurora, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In September, a regular UV index of 5 translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What are the least humid months?
What is the average humidity in September?
What is the driest month?
How much does it rain in Aurora in September?
When it does not snow?
How many hours of daylight does Aurora have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Aurora, IN
- Average high temperature in September: 77.2°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in September: 58.5°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Aurora, IN
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Aurora, IN
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).
Average humidity in September
Aurora, IN
- Average humidity in September: 75%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are September and October (75%).
Average rainfall in September
Aurora, IN
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in September
Aurora, IN
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (8.7 days).
Average snowfall in September
Aurora, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Aurora, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.6 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
Aurora, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 2min
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 0min).
Average sunshine days in September
Aurora, IN
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in September
Aurora, IN
- Average UV index in September: 5
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
Aurora, IN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Aurora, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Aurora, Indiana, USA
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