September weather forecastCoveyville, IN
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Coveyville, Indiana, with an average temperature varying between 78.3°F (25.7°C) and 58.5°F (14.7°C).Temperature
A minor decrease in the average high-temperature is observed during September, shifting from 84.2°F (29°C) in August to a still warm 78.3°F (25.7°C). Coveyville reports an average nighttime low-temperature of 58.5°F (14.7°C) in September.Humidity
The average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall. Rain falls for 11.2 days and accumulates 0.91" (23mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 7:15 am and sunset at 8:15 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:29 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, an average UV index of 5 transforms into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Coveyville, IN
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 58.5°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Coveyville, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Coveyville, IN
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are January, February and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in September
Coveyville, IN
- Average humidity in September: 76%
The months with the highest relative humidity are February, May and December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Coveyville, IN
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in September
Coveyville, IN
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Coveyville, IN
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Coveyville, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.6 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
Coveyville, IN
- Average daylight in September: 12h and 24min
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 18min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in September
Coveyville, IN
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in September
Coveyville, IN
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Coveyville, IN
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Coveyville, IN
- Average visibility in September: 5mi
The months with the highest visibility are March, April, October and November (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and December (5mi).





