October weather forecast
Madison, IL

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Weather in October

October, the same as September, is another enjoyable autumn month in Madison, Illinois, with an average temperature ranging between max 66.2°F (19°C) and min 49.3°F (9.6°C).

Temperature

As September transitions to October, the average high-temperature falls from a moderately hot 79.3°F (26.3°C) to a comfortable 66.2°F (19°C). Madison's nighttime temperature in October drops to an average of 49.3°F (9.6°C).

Humidity

With an average relative humidity of 71%, October is the least humid month.

Rainfall

In October, the rain falls for 11.2 days. Throughout October, 2.83" (72mm) of precipitation is accumulated. Throughout the year, there are 159.5 rainfall days, and 36.06" (916mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Madison.

Daylight

The average length of the day in October is 11h and 10min.
On the first day of October in Madison, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:01 pm CDT.

Sunshine

In Madison, the average sunshine in October is 6.2h.

UV index

The average daily maximum UV index in October in Madison is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 3 during October translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average October temperature in Madison?

In October, the average high-temperature and low-temperature in Madison are 66.2°F (19°C) and 49.3°F (9.6°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 95°F (35°C).

What is the least humid month in Madison?

With an average relative humidity of 71%, October is the least humid month in Madison, Illinois.

What is the average humidity in October in Madison?

In Madison, the average relative humidity in October is 71%.

How much does it rain in Madison in October?

In Madison, Illinois, in October, during 11.2 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When it does not snow in Madison?

In Madison, Illinois, snow does not fall in April through October.

Does it snow in Madison in October?

In Madison, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Madison have in October?

The average day length in October is 11h and 10min.

When is the sunrise / sunset in October in Madison?

On the first day of October in Madison, Illinois, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:01 pm CDT.

How long on average sun shines in October in Madison?

The average sunshine duration in October in Madison is 6.2h.

How high is the UV index in October in Madison?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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 October
Madison, IL

Average temperature in October - Madison, IL
  • Average high temperature in October: 66.2°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in October: 49.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in October
Madison, IL

Average pressure in October - Madison, IL
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Madison, IL

Average wind speed in October - Madison, IL
  • Average wind speed in October: 7.9mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in October
Madison, IL

Average humidity in October - Madison, IL
  • Average humidity in October: 71%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Madison, IL

Average rainfall in October - Madison, IL
  • Average rainfall in October: 2.83"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is February (1.93").

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Average rainfall days in October
Madison, IL

Average rainfall days in October - Madison, IL
  • Average rainfall days in October: 11.2 days

The months with the highest number of rainy days are May and July (17.8 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in October
Madison, IL

Average snowfall in October - Madison, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.4").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Madison, IL

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

The month with the highest number of snowfall days is January (6.3 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
Madison, IL

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in October
Madison, IL

Average sunshine days in October - Madison, IL
  • Average sunshine days in October: 17.6 days

The month with the most sunshine days is December (18 days).
The month with the least sunshine days is June (10.1 days).

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Average UV index in October
Madison, IL

Average UV index in October - Madison, IL
  • Average UV index in October: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Madison, IL

Average cloud cover in October - Madison, IL
  • Average cloud cover in October: 32

The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in October
Madison, IL

Average visibility in October - Madison, 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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Madison, Illinois, USA

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