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 beginning of September brings a slight decrease in the average high-temperature, transitioning from 84.2°F (29°C) in August to a still moderately hot 78.3°F (25.7°C). Red Hill's September nights cool down to an average low-temperature of 58.5°F (14.7°C).Humidity
In September, the average relative humidity 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 8:16 pm. On the last day of September, sunrise is at 7:42 am and sunset at 7:30 pm EDT.
Sunshine
In Red Hill, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Red Hill in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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 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
Red Hill, 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
Red Hill, 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
Red Hill, 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
Red Hill, 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).
Red Hill, Indiana, USA
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