October weather forecast
Brookfield, IL

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Weather in October

October, like September, is a moderate autumn month in Brookfield, Illinois, with an average temperature ranging between min 47.7°F (8.7°C) and max 59.9°F (15.5°C).

Temperature

October comes with a decrease in the average high-temperature, falling from a pleasant 72.9°F (22.7°C) in September to a refreshing 59.9°F (15.5°C). Brookfield witnesses a consistent average low-temperature of 47.7°F (8.7°C) throughout October.

Humidity

With an average relative humidity of 72%, October is the least humid month in Brookfield.

Rainfall

In Brookfield, during October, the rain falls for 6.7 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 92 rainfall days, and 7.4" (188mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Brookfield, Illinois, are January through April, October through December. October is the first month it typically snows in Brookfield. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Brookfield, Illinois, during the entire year, snow falls for 26.5 days and aggregates up to 4.06" (103mm) of snow.

Daylight

The average length of the day in October in Brookfield is 11h and 4min.
On the first day of the month, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of October, in Brookfield, sunrise is at 7:23 am and sunset at 5:46 pm CDT.

Sunshine

In Brookfield, the average sunshine in October is 5.8h.

UV index

In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 2 in October translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What are the temperatures in Brookfield in October?

An average high-temperature, in October, in Brookfield, is 59.9°F (15.5°C) and the average low-temperature is 47.7°F (8.7°C).

What is the least humid month in Brookfield?

The least humid month in Brookfield is October, with an average relative humidity of 72%.

What is the average humidity in October in Brookfield?

In Brookfield, the average relative humidity in October is 72%.

How many days does it rain in October in Brookfield?

In Brookfield, in October, during 6.7 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

When does it start to snow in Brookfield?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Brookfield have in October?

In October, the average day length is 11h and 4min.

What time are sunrise and sunset in October in Brookfield?

On the first day of October in Brookfield, Illinois, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:46 pm CDT.

How long on average sun shines in October in Brookfield?

In October, the average sunshine duration in Brookfield, Illinois, is 5.8h.

How high is the UV index in October in Brookfield?

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
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
Brookfield, IL

Average temperature in October - Brookfield, IL
  • Average high temperature in October: 59.9°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in October: 47.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in October
Brookfield, IL

Average pressure in October - Brookfield, 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
Brookfield, IL

Average wind speed in October - Brookfield, IL
  • Average wind speed in October: 9.9mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in October
Brookfield, IL

Average humidity in October - Brookfield, IL
  • Average humidity in October: 72%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in October
Brookfield, IL

Average rainfall in October - Brookfield, IL
  • Average rainfall in October: 0.67"

The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are February, March, November and December (0.39").

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Average rainfall days in October
Brookfield, IL

Average rainfall days in October - Brookfield, IL
  • Average rainfall days in October: 6.7 days

The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (3.1 days).

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Average snowfall in October
Brookfield, IL

Average snowfall in October - Brookfield, IL
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Brookfield, IL

Average snowfall days in October - Brookfield, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 12min).
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 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in October
Brookfield, IL

Average sunshine days in October - Brookfield, IL
  • Average sunshine days in October: 22.4 days

The month with the most sunshine days is December (23.7 days).
The month with the least sunshine days is June (14.3 days).

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Average UV index in October
Brookfield, IL

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

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).

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Average cloud cover in October
Brookfield, IL

Average cloud cover in October - Brookfield, IL
  • Average cloud cover in October: 41

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in October
Brookfield, IL

Average visibility in October - Brookfield, IL
  • Average visibility in October: 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).

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Brookfield, Illinois, USA

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