October weather forecast
Lyons, IL

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Weather in October

October, the same as September, in Lyons, Illinois, is another refreshing autumn month, with an average temperature varying between 47.7°F (8.7°C) and 59.9°F (15.5°C).

Temperature

Lyons, Illinois, in October experiences a subtle temperature decline, with average high-temperatures reducing from an agreeable 72.9°F (22.7°C) in September to a mild 59.9°F (15.5°C). Lyons registers a consistent average low-temperature of 47.7°F (8.7°C) during October.

Humidity

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

Rainfall

In Lyons, in October, during 6.7 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Lyons, during the entire year, the rain falls for 92 days and collects up to 7.4" (188mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows in Lyons. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 26.5 snowfall days, and 4.06" (103mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of October in Lyons, sunrise is at 6:48 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.

Sunshine

The average sunshine in October in Lyons is 5.8h.

UV index

The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 2 in October leads to these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What is the average October temperature in Lyons?

In Lyons, in October, the average high-temperature 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 Lyons?

October is the least humid month in Lyons, Illinois, with an average relative humidity of 72%.

What is the average humidity in October in Lyons?

The average relative humidity in October in Lyons is 72%.

How many days does it rain in October in Lyons?

In Lyons, during October, the rain falls for 6.7 days and regularly aggregates up to 0.67" (17mm) of precipitation.

When does it start to snow in Lyons?

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

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

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

When is the sunrise / sunset in October in Lyons?

In October, on the first day of the month, sunrise is at 6:48 am and sunset at 6:32 pm. On the last day of the month, in Lyons, Illinois, sunrise is at 7:23 am and sunset at 5:46 pm CDT.

How long on average sun shines in October in Lyons?

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

What is the UV index intensity in October in Lyons?

In October, the average daily maximum UV index in Lyons 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
Lyons, IL

Average temperature in October - Lyons, 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
Lyons, IL

Average pressure in October - Lyons, 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
Lyons, IL

Average wind speed in October - Lyons, 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
Lyons, IL

Average humidity in October - Lyons, 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
Lyons, IL

Average rainfall in October - Lyons, 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
Lyons, IL

Average rainfall days in October - Lyons, 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
Lyons, IL

Average snowfall in October - Lyons, 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
Lyons, IL

Average snowfall days in October - Lyons, 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
Lyons, IL

Average daylight in October / Average sunshine in October - Lyons, 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
Lyons, IL

Average sunshine days in October - Lyons, 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
Lyons, IL

Average UV index in October - Lyons, 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
Lyons, IL

Average cloud cover in October - Lyons, 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
Lyons, IL

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

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