September weather forecastElmira, IN
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Elmira, Indiana, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 54.5°F (12.5°C).Temperature
The transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 78.3°F (25.7°C) in August to a pleasant 72.7°F (22.6°C). Elmira's September nights cool down to an average low-temperature of 54.5°F (12.5°C).Humidity
In Elmira, the average relative humidity in September is 80%.Rainfall
In Elmira, Indiana, in September, it is raining for 14.2 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 164.6 rainfall days, and 28.86" (733mm) of precipitation is accumulated.Snowfall
In Elmira, Indiana, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 7:07 am and sunset at 8:13 pm. On the last day of September, sunrise is at 7:37 am and sunset at 7:23 pm EDT.
Sunshine
In September, the average sunshine is 7.8h.UV index
In September, the average daily maximum UV index in Elmira is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Elmira, IN
- Average high temperature in September: 72.7°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (29.5°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in September
Elmira, IN
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Elmira, IN
- Average wind speed in September: 7.2mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).
Average humidity in September
Elmira, IN
- Average humidity in September: 80%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in September
Elmira, IN
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is December (1.57").
Average rainfall days in September
Elmira, IN
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (7 days).
Average snowfall in September
Elmira, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Elmira, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Elmira, IN
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 7h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Elmira, IN
- Average sunshine days in September: 13.6 days
The months with the most sunshine days are October and November (14 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in September
Elmira, IN
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Elmira, IN
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in September
Elmira, IN
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).





