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 introduction of September notes a subtle temperature variation to a still moderately hot 76.6°F (24.8°C) from August's 81.1°F (27.3°C). In Maroa, the average low-temperature during the month of September is a refreshing 58.3°F (14.6°C).Humidity
In September, the average relative humidity is 76%.Rainfall
In Maroa, during September, the rain falls for 11.5 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, in Maroa, there are 139.9 rainfall days, and 20.91" (531mm) of precipitation is accumulated.Snowfall
In Maroa, snow does not fall in May through October.Daylight
In Maroa, Illinois, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:26 pm. On the last day of September, in Maroa, Illinois, sunrise is at 6:51 am and sunset at 6:39 pm CDT.
Sunshine
In September, the average sunshine in Maroa, Illinois, is 9h.UV index
The average daily maximum UV index in September in Maroa is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 5 in September leads to these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Maroa in September?
What is the average humidity in September in Maroa?
How much does it rain in Maroa in September?
When it does not snow in Maroa?
How many hours of daylight does Maroa have in September?
When are sunrise and sunset in September in Maroa?
How long on average sun shines in September in Maroa?
How high is the UV index in September in Maroa?
Average temperature in September
Maroa, IL
- Average high temperature in September: 76.6°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.4°F).
- Average low temperature in September: 58.3°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in September
Maroa, IL
- 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 (29.92"Hg).
Average wind speed in September
Maroa, IL
- Average wind speed in September: 7.4mph
The windiest months (with the highest average wind speed) are January, February and April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in September
Maroa, IL
- Average humidity in September: 76%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Maroa, IL
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (1.06").
Average rainfall days in September
Maroa, IL
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in September
Maroa, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Maroa, IL
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Maroa, IL
- Average daylight in September: 12h and 2min
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: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Maroa, IL
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Maroa, IL
- 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
Maroa, IL
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in September
Maroa, IL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Maroa, Illinois, USA
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