October weather forecast
Lannon, WI

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Weather in October

October, the same as September, in Lannon, Wisconsin, is another refreshing autumn month, with an average temperature ranging between min 43.7°F (6.5°C) and max 56.8°F (13.8°C).

Temperature

In Lannon, entering October brings a temperature decrement, reducing from September's agreeable 70°F (21.1°C) to a refreshing 56.8°F (13.8°C). During October nights, Lannon records an average temperature of 43.7°F (6.5°C).

Humidity

October is the least humid month, with an average relative humidity of 76%.

Rainfall

In Lannon, in October, it is raining for 13.8 days, with typically 2.6" (66mm) of accumulated precipitation. In Lannon, during the entire year, the rain falls for 139.2 days and collects up to 25.28" (642mm) of precipitation.

Snowfall

Months with snowfall in Lannon, Wisconsin, are January through April, October through December. October is the first month it typically snows in Lannon. Throughout October, in the average 0.6 snowfall days, it receives 0.35" (9mm) of snow. Throughout the year, in Lannon, there are 48.9 snowfall days, and 15.35" (390mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 1min.
On the first day of October in Lannon, sunrise is at 6:50 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:45 pm CDT.

Sunshine

The average sunshine in October is 5.4h.

UV index

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What are October temperatures in Lannon?

The high-temperature, in October, in Lannon, records 56.8°F (13.8°C), while the low-temperature is 43.7°F (6.5°C).

What is the least humid month in Lannon?

With an average relative humidity of 76%, October is the least humid month.

What is the average humidity in October in Lannon?

The average relative humidity in October in Lannon, Wisconsin, is 76%.

How much does it rain in Lannon in October?

In October, in Lannon, the rain falls for 13.8 days. Throughout October, 2.6" (66mm) of precipitation is accumulated.

When does it start to snow in Lannon?

October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.35" (9mm) of snow.

How many hours of daylight does Lannon have in October?

In October, the average day length is 11h and 1min.

What time are sunrise and sunset in October in Lannon?

On the first day of October, sunrise is at 6:50 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:45 pm CDT.

How long on average sun shines in October in Lannon?

In Lannon, the average sunshine duration in October is 5.4h.

What is the UV index intensity in October in Lannon?

In October, the average daily maximum UV index in Lannon is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Lannon, WI

Average temperature in October - Lannon, WI
  • Average high temperature in October: 56.8°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in October: 43.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

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Average pressure in October
Lannon, WI

Average pressure in October - Lannon, WI
  • Average pressure in October: 29.99"Hg

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in October
Lannon, WI

Average wind speed in October - Lannon, WI
  • Average wind speed in October: 9.7mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in October
Lannon, WI

Average humidity in October - Lannon, WI
  • Average humidity in October: 76%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in October
Lannon, WI

Average rainfall in October - Lannon, WI
  • Average rainfall in October: 2.6"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.02").

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Average rainfall days in October
Lannon, WI

Average rainfall days in October - Lannon, WI
  • Average rainfall days in October: 13.8 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in October
Lannon, WI

Average snowfall in October - Lannon, WI
  • Average snowfall in October: 0.35"

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Lannon, WI

Average snowfall days in October - Lannon, WI
  • Average snowfall days in October: 0.6 days

The month with the highest number of snowfall days is January (12.6 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
Lannon, WI

Average daylight in October / Average sunshine in October - Lannon, WI
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in October
Lannon, WI

Average sunshine days in October - Lannon, WI
  • Average sunshine days in October: 14 days

The month with the most sunshine days is December (15.9 days).
The month with the least sunshine days is April (12 days).

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Average UV index in October
Lannon, WI

Average UV index in October - Lannon, WI
  • Average UV index in October: 2

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

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Average cloud cover in October
Lannon, WI

Average cloud cover in October - Lannon, WI
  • Average cloud cover in October: 45

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in October
Lannon, WI

Average visibility in October - Lannon, WI
  • 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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Lannon, Wisconsin, USA

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