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 shows a slight dip in September, from August's moderately hot 82°F (27.8°C) to a still warm 76.6°F (24.8°C). Stronghurst's average low-temperature during September nights is observed to be a mild 57.2°F (14°C).Humidity
In September, the average relative humidity in Stronghurst is 75%.Rainfall
In Stronghurst, in September, it is raining for 11 days, with typically 2.13" (54mm) of accumulated precipitation. Throughout the year, in Stronghurst, there are 137.6 rainfall days, and 26.65" (677mm) of precipitation is accumulated.Snowfall
In Stronghurst, snow does not fall in May through September.Daylight
The average length of the day in September in Stronghurst, Illinois, is 12h and 27min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:35 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:46 pm CDT.
Sunshine
The average sunshine in September is 9.6h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What are the temperatures in Stronghurst in September?
What is the average humidity in September in Stronghurst?
How much does it rain in Stronghurst in September?
When it does not snow in Stronghurst?
Does it snow in Stronghurst in September?
How many hours of daylight does Stronghurst have in September?
When are sunrise and sunset in September in Stronghurst?
How long on average sun shines in September in Stronghurst?
What is the UV index reading in September in Stronghurst?
Average temperature in September
Stronghurst, IL
- Average high temperature in September: 76.6°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 57.2°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Stronghurst, 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 (29.9"Hg).
Average wind speed in September
Stronghurst, IL
- Average wind speed in September: 7.7mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).
Average humidity in September
Stronghurst, IL
- Average humidity in September: 75%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Stronghurst, IL
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days in September
Stronghurst, IL
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in September
Stronghurst, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.25").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Stronghurst, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.8 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
Stronghurst, IL
- Average daylight in September: 12h and 3min
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 18min).
- Average sunshine in September: 9h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Stronghurst, IL
- Average sunshine days in September: 17.3 days
The months with the most sunshine days are October and November (19.3 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Stronghurst, IL
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Stronghurst, IL
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in September
Stronghurst, 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).
Stronghurst, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
