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 transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 82.6°F (28.1°C) in August to a still moderately hot 76.8°F (24.9°C). An average nighttime temperature of 58.3°F (14.6°C) is recorded in Milan during September.Humidity
The average relative humidity in September is 76%.Rainfall
The month with the least rainfall in Milan is September, when the rain falls for 7.5 days and typically collects 0.28" (7mm) of precipitation.Snowfall
May through September are months without snowfall in Milan.Daylight
In Milan, 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 8:10 pm. On the last day of September, in Milan, sunrise is at 7:36 am and sunset at 7:24 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In September, the average daily maximum UV index in Milan is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What is the usual temperature for Milan in September?
What is the average humidity in September in Milan?
What is the driest month in Milan?
How much does it rain in Milan in September?
When it does not snow in Milan?
Does it snow in Milan in September?
What is the average length of the day in September in Milan?
When are sunrise and sunset in September in Milan?
How many hours of sunshine does Milan have in September?
What is the UV index intensity in September in Milan?
Average temperature in September
Milan, IN
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in September: 58.3°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°F).
Average pressure in September
Milan, 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
Milan, IN
- Average wind speed in September: 5.8mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in September
Milan, IN
- Average humidity in September: 76%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Milan, IN
- Average rainfall in September: 0.28"
The wettest month (with the highest rainfall) is May (0.79").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in September
Milan, IN
- Average rainfall days in September: 7.5 days
The month with the highest number of rainy days is May (10.1 days).
The months with the least rainy days are February and November (5.5 days).
Average snowfall in September
Milan, IN
- Average snowfall in September: 0"
The month with the highest snowfall is March (0.43").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Milan, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.5 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
Milan, 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
Milan, IN
- Average sunshine days in September: 20.5 days
The month with the most sunshine days is October (22.8 days).
The month with the least sunshine days is July (16.2 days).
Average UV index in September
Milan, 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
Milan, 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 29).
Average visibility in September
Milan, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
Milan, Indiana, USA
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