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
The arrival of September corresponds with a light shift in temperature, down from a moderately hot 73.9°F (23.3°C) in August to an enjoyable 65.1°F (18.4°C). Aurora's temperature lowers to a mean of 46.8°F (8.2°C) during the nights in September.Humidity
In September, the average relative humidity is 79%.Rainfall
In September, in Aurora, the rain falls for 12.9 days. Throughout September, 1.81" (46mm) of precipitation is accumulated. In Aurora, during the entire year, the rain falls for 110 days and collects up to 20.31" (516mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 33min.On the first day of September, sunrise is at 6:28 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:49 pm CDT.
Sunshine
In September, the average sunshine is 7.8h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Aurora in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Aurora have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Aurora have in September?
What is the UV index intensity in September?
Average temperature in September
Aurora, MN
- Average high temperature in September: 65.1°F
The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (14.4°F).
- Average low temperature in September: 46.8°F
The month with the highest average low temperature is July (55.6°F).
The coldest month (with the lowest average low temperature) is January (-0.8°F).
Average pressure in September
Aurora, MN
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Aurora, MN
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in September
Aurora, MN
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Aurora, MN
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is July (2.6").
The driest months (with the least rainfall) are January and February (0.83").
Average rainfall days in September
Aurora, MN
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (0.9 days).
Average snowfall in September
Aurora, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (7.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Aurora, MN
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Aurora, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in September
Aurora, MN
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is June (12 days).
Average UV index in September
Aurora, MN
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Aurora, MN
- Average cloud cover in September: 45
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in September
Aurora, MN
- Average visibility in September: 5mi
The months with the highest visibility are May, June and July (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Aurora, Minnesota, USA
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