September weather forecast
Bradford, IL

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Weather in September

September, the first month of the autumn in Bradford, is still a warm month, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 56.3°F (13.5°C).

Temperature

Bradford's average high-temperature in September is a still warm 74.8°F (23.8°C), marking an insignificant difference from the 80.1°F (26.7°C) of August. Bradford records an average temperature drop to a mild 56.3°F (13.5°C) in September.

Humidity

The average relative humidity in September is 77%.

Rainfall

In Bradford, in September, it is raining for 11.5 days, with typically 2.05" (52mm) of accumulated precipitation. Throughout the year, there are 147.2 rainfall days, and 29.17" (741mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Bradford, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:25 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:41 pm CDT.

Sunshine

In September, the average sunshine is 9.2h.

UV index

In Bradford, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Take precautions - Protection against sun damage is advised. When the Sun is at its strongest around midday, find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In September, in Bradford, the average high-temperature is 74.8°F (23.8°C), and the average low-temperature is 56.3°F (13.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in September?

In Bradford, the average relative humidity in September is 77%.

How many days does it rain in September?

In Bradford, in September, during 11.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow in Bradford?

May through September are months without snowfall.

Does it snow in September?

In Bradford, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Bradford have in September?

In Bradford, the average day length in September is 12h and 28min.

What time are sunrise and sunset in September in Bradford?

In September, on the first day of the month, sunrise is at 6:25 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:41 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.2h.

How high is the UV index in September?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Bradford, IL

Average temperature in September - Bradford, IL
  • Average high temperature in September: 74.8°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in September
Bradford, IL

Average pressure in September - Bradford, 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
Bradford, IL

Average wind speed in September - Bradford, IL
  • Average wind speed in September: 7.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in September
Bradford, IL

Average humidity in September - Bradford, IL
  • Average humidity in September: 77%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Bradford, IL

Average rainfall in September - Bradford, IL
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and December (1.42").

Average rainfall days in September
Bradford, IL

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

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in September
Bradford, IL

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

The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Bradford, IL

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

The month with the highest number of snowfall days is January (11.4 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
Bradford, IL

Average daylight in September / Average sunshine in September - Bradford, 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 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Bradford, IL

Average sunshine days in September - Bradford, IL
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (10.2 days).

Average UV index in September
Bradford, IL

Average UV index in September - Bradford, 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
Bradford, IL

Average cloud cover in September - Bradford, IL
  • Average cloud cover in September: 30

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in September
Bradford, IL

Average visibility in September - Bradford, 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).

Bradford, Illinois, USA

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