September weather forecast
Sadorus, IL

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Weather in September

The first month of the autumn, September, is still a warm month in Sadorus, Illinois, with temperature in the range of an average low of 58.3°F (14.6°C) and an average high of 76.5°F (24.7°C).

Temperature

Sadorus's weather in September displays an average high-temperature of a still warm 76.5°F (24.7°C), showing minor disparity from August's 81.1°F (27.3°C). Sadorus experiences a mean low-temperature of 58.3°F (14.6°C) during September.

Humidity

In Sadorus, the average relative humidity in September is 76%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.18" (30mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Sadorus, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:21 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:36 pm CDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. 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.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Sadorus?

In Sadorus, in September, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 58.3°F (14.6°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is evaluated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 76%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.18" (30mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 11.5 days. Throughout September, 1.18" (30mm) of precipitation is accumulated.

When it does not snow?

In Sadorus, snow does not fall in May through October.

How many hours of daylight does Sadorus have in September?

The average day length in September is 12h and 26min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:36 pm CDT.

How long on average sun shines in September?

In Sadorus, the average sunshine duration in September is 8.9h.

What is the UV index reading in September?

In Sadorus, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sadorus, IL

Average temperature in September - Sadorus, IL
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in September: 58.3°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 (20.7°F).

Average pressure in September
Sadorus, IL

Average pressure in September - Sadorus, 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
Sadorus, IL

Average wind speed in September - Sadorus, IL
  • Average wind speed in September: 7.3mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).

Average humidity in September
Sadorus, IL

Average humidity in September - Sadorus, IL
  • Average humidity in September: 76%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Sadorus, IL

Average rainfall in September - Sadorus, IL
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is September (1.18").

Average rainfall days in September
Sadorus, IL

Average rainfall days in September - Sadorus, IL
  • Average rainfall days in September: 11.5 days

The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in September
Sadorus, IL

Average snowfall in September - Sadorus, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Sadorus, IL

Average snowfall days in September - Sadorus, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.4 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
Sadorus, IL

Average daylight in September / Average sunshine in September - Sadorus, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Sadorus, IL

Average sunshine days in September - Sadorus, IL
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in September
Sadorus, IL

Average UV index in September - Sadorus, 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
Sadorus, IL

Average cloud cover in September - Sadorus, IL
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are June, August and September (Cloud cover 32).

Average visibility in September
Sadorus, IL

Average visibility in September - Sadorus, 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).

Sadorus, Illinois, USA

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