September weather forecastRosedale Hills, IN
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Rosedale Hills, Indiana, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 75.9°F (24.4°C).Temperature
In September, the meteorological conditions change slightly, with the average high-temperature moving from a warm 81.5°F (27.5°C) in August to a still moderately hot 75.9°F (24.4°C). In the month of September, Rosedale Hills experiences an average low-temperature of 58.1°F (14.5°C).Humidity
In Rosedale Hills, Indiana, the average relative humidity in September is 77%.Rainfall
In September, the rain falls for 13.7 days. Throughout September, 2.05" (52mm) of precipitation is accumulated. In Rosedale Hills, during the entire year, the rain falls for 161.8 days and collects up to 30.55" (776mm) of precipitation.Snowfall
In Rosedale Hills, snow does not fall in May through September.Daylight
In Rosedale Hills, Indiana, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:13 am and sunset at 8:15 pm. On the last day of September, sunrise is at 7:40 am and sunset at 7:28 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rosedale Hills, IN
- Average high temperature in September: 75.9°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in September: 58.1°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 (21.4°F).
Average pressure in September
Rosedale Hills, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Rosedale Hills, IN
- Average wind speed in September: 6.3mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Rosedale Hills, IN
- Average humidity in September: 77%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Rosedale Hills, IN
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is February (1.81").
Average rainfall days in September
Rosedale Hills, IN
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Rosedale Hills, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Rosedale Hills, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rosedale Hills, 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 24min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Rosedale Hills, IN
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is May (9.5 days).
Average UV index in September
Rosedale Hills, IN
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Rosedale Hills, IN
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Rosedale Hills, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





