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
September indicates a minor shift in the average high-temperature, from August's 85.5°F (29.7°C) to a still warm 80.1°F (26.7°C). Freeman Spur experiences an average low-temperature of 60.4°F (15.8°C) in month of September.Humidity
In September, the average relative humidity is 73%.Rainfall
September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.97" (50mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:26 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:51 am and sunset at 6:40 pm CDT.
Sunshine
In September, the average sunshine in Freeman Spur is 9.2h.UV index
In Freeman Spur, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 during September translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Freeman Spur in September?
What is the average humidity in September in Freeman Spur?
What is the driest month in Freeman Spur?
How many days does it rain in September in Freeman Spur?
When it does not snow in Freeman Spur?
Does it snow in Freeman Spur in September?
How many hours of daylight does Freeman Spur have in September?
When is the sunrise / sunset in September in Freeman Spur?
How long on average sun shines in September in Freeman Spur?
What is the UV index reading in September in Freeman Spur?
Average temperature in September
Freeman Spur, IL
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in September: 60.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Freeman Spur, IL
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Freeman Spur, IL
- Average wind speed in September: 6.5mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in September
Freeman Spur, IL
- Average humidity in September: 73%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Freeman Spur, IL
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is April (4.92").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in September
Freeman Spur, IL
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in September
Freeman Spur, IL
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Freeman Spur, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.1 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
Freeman Spur, IL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in September
Freeman Spur, IL
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in September
Freeman Spur, IL
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Freeman Spur, IL
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
Freeman Spur, IL
- 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).
Freeman Spur, Illinois, USA
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