October weather forecast
Thornton, IL

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Weather in October

October, like September, in Thornton, Illinois, is another enjoyable autumn month, with an average temperature varying between 61.2°F (16.2°C) and 46.9°F (8.3°C).

Temperature

The onset of October entails a temperature shift, as the average high-temperature decreases from a moderately hot 73.9°F (23.3°C) in September to an enjoyable 61.2°F (16.2°C). An average low-temperature of 46.9°F (8.3°C) is common in Thornton during the nights of October.

Humidity

With an average relative humidity of 73%, October is the least humid month in Thornton.

Rainfall

In Thornton, in October, it is raining for 14.3 days, with typically 2.76" (70mm) of accumulated precipitation. In Thornton, during the entire year, the rain falls for 155.6 days and collects up to 31.3" (795mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Thornton. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. In Thornton, Illinois, during the entire year, snow falls for 44.6 days and aggregates up to 16.46" (418mm) of snow.

Daylight

The average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 6:48 am and sunset at 6:31 pm. On the last day of October, in Thornton, sunrise is at 7:21 am and sunset at 5:46 pm CDT.

Sunshine

In October, the average sunshine is 5.9h.

UV index

In Thornton, Illinois, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 2 during October translates into the following directions:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in October in Thornton?

The high-temperature, in October, in Thornton, is 61.2°F (16.2°C), while the low-temperature averages to 46.9°F (8.3°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What is the least humid month in Thornton?

The least humid month in Thornton, Illinois, is October, with an average relative humidity of 73%.

What is the average humidity in October in Thornton?

In October, the average relative humidity is 73%.

How much does it rain in Thornton in October?

In Thornton, Illinois, during October, the rain falls for 14.3 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When does it start to snow in Thornton?

October is the first month it typically snows in Thornton, Illinois. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

What is the average length of the day in October in Thornton?

In Thornton, Illinois, the average day length in October is 11h and 5min.

What time are sunrise and sunset in October in Thornton?

In October, on the first day of the month, sunrise is at 6:48 am and sunset at 6:31 pm. On the last day of the month, in Thornton, Illinois, sunrise is at 7:21 am and sunset at 5:46 pm CDT.

How many hours of sunshine does Thornton have in October?

In Thornton, Illinois, the average sunshine duration in October is 5.9h.

How high is the UV index in October in Thornton?

In October, the average daily maximum UV index in Thornton is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Thornton, IL

Average temperature in October - Thornton, IL
  • Average high temperature in October: 61.2°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in October: 46.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in October
Thornton, IL

Average pressure in October - Thornton, IL
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Thornton, IL

Average wind speed in October - Thornton, IL
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in October
Thornton, IL

Average humidity in October - Thornton, IL
  • Average humidity in October: 73%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in October
Thornton, IL

Average rainfall in October - Thornton, IL
  • Average rainfall in October: 2.76"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").

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Average rainfall days in October
Thornton, IL

Average rainfall days in October - Thornton, IL
  • Average rainfall days in October: 14.3 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).

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Average snowfall in October
Thornton, IL

Average snowfall in October - Thornton, IL
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Thornton, IL

Average snowfall days in October - Thornton, IL
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Thornton, IL

Average daylight in October / Average sunshine in October - Thornton, IL
  • Average daylight in October: 11h and 1min

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 October: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in October
Thornton, IL

Average sunshine days in October - Thornton, IL
  • Average sunshine days in October: 14.4 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).

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Average UV index in October
Thornton, IL

Average UV index in October - Thornton, IL
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in October
Thornton, IL

Average cloud cover in October - Thornton, IL
  • Average cloud cover in October: 42

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in October
Thornton, IL

Average visibility in October - Thornton, IL
  • Average visibility in October: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Thornton, Illinois, USA

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