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
Domestic observes a minor difference in average high-temperatures between August's 79.2°F (26.2°C) and September's 73.9°F (23.3°C). In Domestic, September nights witness a steady temperature drop to a refreshing 55.8°F (13.2°C).Humidity
The average relative humidity in September is 79%.Rainfall
In Domestic, in September, it is raining for 11.3 days, with typically 1.02" (26mm) of accumulated precipitation. In Domestic, during the entire year, the rain falls for 130.2 days and collects up to 14.8" (376mm) of precipitation.Snowfall
In Domestic, snow does not fall in May through September.Daylight
In Domestic, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 7:08 am and sunset at 8:12 pm. On the last day of September, sunrise is at 7:36 am and sunset at 7:23 pm EDT.
Sunshine
In Domestic, Indiana, the average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. To protect against the Sun's most potent rays, avoid direct exposure around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September in Domestic?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Domestic have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Domestic have in September?
What is the UV index intensity in September?
Average temperature in September
Domestic, IN
- Average high temperature in September: 73.9°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Domestic, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Domestic, IN
- Average wind speed in September: 6.8mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Domestic, IN
- Average humidity in September: 79%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Domestic, IN
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in September
Domestic, IN
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in September
Domestic, IN
- 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
Domestic, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Domestic, 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 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Domestic, IN
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in September
Domestic, IN
- Average UV index in September: 4
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
Domestic, IN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in September
Domestic, IN
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Domestic, Indiana, USA
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