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 unfolding of September shows an average high-temperature of a still moderately hot 74.7°F (23.7°C), indicating a slight variance from August's 79.7°F (26.5°C). Ladd's average low-temperature for the month of September records at a moderate 56.1°F (13.4°C).Humidity
The average relative humidity in September is 78%.Rainfall
In Ladd, in September, during 11.6 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 152.7 rainfall days, and 30.79" (782mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Ladd, Illinois, is 12h and 28min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:53 am and sunset at 6:39 pm CDT.
Sunshine
The average sunshine in September in Ladd, Illinois, is 9h.UV index
In September, the average daily maximum UV index in Ladd is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are the temperatures in Ladd in September?
What is the average humidity in September in Ladd?
How much does it rain in Ladd in September?
When it does not snow in Ladd?
Does it snow in Ladd in September?
How many hours of daylight does Ladd have in September?
When are sunrise and sunset in September in Ladd?
How many hours of sunshine does Ladd have in September?
What is the UV index intensity in September in Ladd?
Average temperature in September
Ladd, IL
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in September
Ladd, IL
- 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 (29.91"Hg).
Average wind speed in September
Ladd, IL
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in September
Ladd, IL
- Average humidity in September: 78%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Ladd, IL
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and December (1.61").
Average rainfall days in September
Ladd, IL
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in September
Ladd, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Ladd, IL
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Ladd, 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 12min).
- Average sunshine in September: 9h and 0min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Ladd, IL
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (10.2 days).
Average UV index in September
Ladd, IL
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Ladd, IL
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in September
Ladd, IL
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Ladd, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
