September weather forecastCicero, IN
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Cicero, Indiana, with an average temperature fluctuating between 75.2°F (24°C) and 57.4°F (14.1°C).Temperature
September reports an average high-temperature of a still moderately hot 75.2°F (24°C), slightly varied from August's 80.1°F (26.7°C). During September nights, Cicero witnesses a consistent average temperature of 57.4°F (14.1°C).Humidity
The average relative humidity in September is 77%.Rainfall
In Cicero, during September, the rain falls for 11.2 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, in Cicero, there are 136 rainfall days, and 19.29" (490mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 7:12 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:27 pm EDT.
Sunshine
The average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cicero, IN
- Average high temperature in September: 75.2°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 (32.2°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in September
Cicero, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Cicero, IN
- Average wind speed in September: 6.7mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in September
Cicero, IN
- Average humidity in September: 77%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Cicero, IN
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is May (2.52").
The driest months (with the least rainfall) are February and November (1.02").
Average rainfall days in September
Cicero, IN
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in September
Cicero, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Cicero, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cicero, IN
- Average daylight in September: 12h and 24min
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 24min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Cicero, IN
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in September
Cicero, IN
- Average UV index in September: 5
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
Cicero, IN
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Cicero, 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).





