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
In September, the average high-temperature is almost the same as in August - a still warm 76.6°F (24.8°C). The average low-temperature, in September, is 58.3°F (14.6°C).Humidity
In September, the average relative humidity in Ivesdale is 76%.Rainfall
The month with the least rainfall in Ivesdale is September, when the rain falls for 11.9 days and typically collects 1.14" (29mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:25 pm. On the last day of September, in Ivesdale, sunrise is at 6:49 am and sunset at 6:38 pm CDT.
Sunshine
In Ivesdale, Illinois, the average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
FAQ
What is the temperature in September in Ivesdale?
What is the average humidity in September in Ivesdale?
What is the driest month in Ivesdale?
How much does it rain in Ivesdale in September?
When it does not snow in Ivesdale?
How many hours of daylight does Ivesdale have in September?
When is the sunrise / sunset in September in Ivesdale?
How long on average sun shines in September in Ivesdale?
What is the UV index reading in September in Ivesdale?
Average temperature in September
Ivesdale, IL
- Average high temperature in September: 76.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 58.3°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in September
Ivesdale, 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
Ivesdale, IL
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in September
Ivesdale, 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
Ivesdale, IL
- Average rainfall in September: 1.14"
The wettest months (with the highest rainfall) are April and May (2.56").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in September
Ivesdale, IL
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in September
Ivesdale, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Ivesdale, IL
- Average snowfall days in September: 0 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, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ivesdale, 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: 8h and 5min
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 0min).
Average sunshine days in September
Ivesdale, IL
- Average sunshine days in September: 15.5 days
The months with the most sunshine days are October and November (18.1 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in September
Ivesdale, 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
Ivesdale, IL
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are June and September (Cloud cover 31).
Average visibility in September
Ivesdale, 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).
Weather forecast for your location
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