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 average high-temperature in September, at a still warm 76.3°F (24.6°C), reveals a modest deviation from August's 81.1°F (27.3°C). In September, Yates City's temperature tends to fall to an average low of 57°F (13.9°C) during the night.Humidity
The average relative humidity in September is 76%.Rainfall
In Yates City, in September, it is raining for 11.1 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, in Yates City, Illinois, there are 145.3 rainfall days, and 28.62" (727mm) of precipitation is accumulated.Snowfall
In Yates City, snow does not fall in May through September.Daylight
The average length of the day in September in Yates City is 12h and 27min.On the first day of September, sunrise is at 6:27 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:43 pm CDT.
Sunshine
In Yates City, Illinois, the average sunshine in September is 9.3h.UV index
The average daily maximum UV index in September in Yates City is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the temperature in September in Yates City?
What is the average humidity in September in Yates City?
How many days does it rain in September in Yates City?
When it does not snow in Yates City?
Does it snow in Yates City in September?
What is the average length of the day in September in Yates City?
When are sunrise and sunset in September in Yates City?
How long on average sun shines in September in Yates City?
How high is the UV index in September in Yates City?
Average temperature in September
Yates City, IL
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in September: 57°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in September
Yates City, IL
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Yates City, IL
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Yates City, 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 (72%).
Average rainfall in September
Yates City, IL
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.42").
Average rainfall days in September
Yates City, IL
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in September
Yates City, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Yates City, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.6 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
Yates City, IL
- Average daylight in September: 12h and 3min
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 18min).
- Average sunshine in September: 9h and 2min
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
Yates City, IL
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in September
Yates City, IL
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Yates City, IL
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in September
Yates City, 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).
Yates City, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
