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
Burlington experiences a transition to a still warm 75°F (23.9°C) in average high-temperatures with the arrival of September, not greatly differing from August's 79.9°F (26.6°C). Burlington records an average temperature drop to a mild 56.7°F (13.7°C) in September.Humidity
In Burlington, the average relative humidity in September is 78%.Rainfall
In Burlington, Indiana, in September, during 10.1 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Burlington, during the entire year, the rain falls for 119.3 days and collects up to 12.68" (322mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day in Burlington, Indiana, is 12h and 27min.On the first day of September in Burlington, sunrise is at 7:13 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:28 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In Burlington, Indiana, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the usual temperature for Burlington in September?
What is the average humidity in September in Burlington?
How many days does it rain in September in Burlington?
When it does not snow in Burlington?
Does it snow in Burlington in September?
What is the average length of the day in September in Burlington?
What time are sunrise and sunset in September in Burlington?
How long on average sun shines in September in Burlington?
How high is the UV index in September in Burlington?
Average temperature in September
Burlington, IN
- Average high temperature in September: 75°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in September
Burlington, IN
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Burlington, IN
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in September
Burlington, IN
- Average humidity in September: 78%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Burlington, IN
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is May (1.54").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in September
Burlington, IN
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is May (15.4 days).
The months with the least rainy days are January and February (5.3 days).
Average snowfall in September
Burlington, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Burlington, 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
Burlington, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Burlington, IN
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (13.7 days).
Average UV index in September
Burlington, IN
- Average UV index in September: 4
The months with the highest UV index are June and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Burlington, IN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are June, July and August (Cloud cover 34).
Average visibility in September
Burlington, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Burlington, Indiana, USA
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