October weather forecast
Byron, WI

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Weather in October

October, the same as September, in Byron, Wisconsin, is a moderate autumn month, with an average temperature fluctuating between 56.3°F (13.5°C) and 41.9°F (5.5°C).

Temperature

The onset of October brings a small change in high-temperatures, falling from a pleasant 69.6°F (20.9°C) in September to a moderate 56.3°F (13.5°C). During October, Byron's temperature falls to a steady low-temperature average of 41.9°F (5.5°C).

Humidity

In October, the average relative humidity in Byron, Wisconsin, is 78%.

Rainfall

The months with the most rainfall are June and October, with an average 0.94" (24mm) of precipitation.

Snowfall

Months with snowfall in Byron are January through April, October through December. October is the first month it typically snows in Byron. Throughout October, in the average 0.6 snowfall days, it receives 0.28" (7mm) of snow. In Byron, during the entire year, snow falls for 42 days and aggregates up to 4.25" (108mm) of snow.

Daylight

In October, the average length of the day in Byron is 11h and 0min.
On the first day of the month, sunrise is at 6:52 am and sunset at 6:34 pm. On the last day of October, sunrise is at 7:29 am and sunset at 5:45 pm CDT.

Sunshine

In October, the average sunshine in Byron, Wisconsin, is 5.3h.

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 unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the usual temperature for Byron in October?

In Byron, in October, the average high-temperature is 56.3°F (13.5°C), and the average low-temperature is 41.9°F (5.5°C).

What is the average humidity in October in Byron?

The average relative humidity in October is 78%.

What is the rainiest month in Byron?

The months with the most rainfall in Byron, Wisconsin, are June and October, with an average 0.94" (24mm) of precipitation.

How many days does it rain in October in Byron?

In October, the rain falls for 8 days. Throughout October, 0.94" (24mm) of precipitation is accumulated.

When does it start snowing in Byron?

October is the first month it typically snows in Byron, Wisconsin. Throughout October, in the average 0.6 snowfall days, it receives 0.28" (7mm) of snow.

How many hours of daylight does Byron have in October?

In October, the average day length in Byron, Wisconsin, is 11h and 0min.

What time are sunrise and sunset in October in Byron?

On the first day of October, sunrise is at 6:52 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:45 pm CDT.

How long on average sun shines in October in Byron?

In Byron, Wisconsin, the average sunshine duration in October is 5.3h.

How high is the UV index in October in Byron?

In Byron, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes 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
Byron, WI

Average temperature in October - Byron, WI
  • Average high temperature in October: 56.3°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in October: 41.9°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in October
Byron, WI

Average pressure in October - Byron, WI
  • Average pressure in October: 29.98"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
Byron, WI

Average wind speed in October - Byron, WI
  • Average wind speed in October: 9.6mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).

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Average humidity in October
Byron, WI

Average humidity in October - Byron, WI
  • Average humidity in October: 78%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in October
Byron, WI

Average rainfall in October - Byron, WI
  • Average rainfall in October: 0.94"

The wettest months (with the highest rainfall) are June and October (0.94").
The driest months (with the least rainfall) are January and February (0.31").

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Average rainfall days in October
Byron, WI

Average rainfall days in October - Byron, WI
  • Average rainfall days in October: 8 days

The months with the highest number of rainy days are April and July (11 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in October
Byron, WI

Average snowfall in October - Byron, WI
  • Average snowfall in October: 0.28"

The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Byron, WI

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

The month with the highest number of snowfall days is January (10.5 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
Byron, WI

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in October
Byron, WI

Average sunshine days in October - Byron, WI
  • Average sunshine days in October: 19.7 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (15.6 days).

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Average UV index in October
Byron, WI

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in October
Byron, WI

Average cloud cover in October - Byron, WI
  • Average cloud cover in October: 47

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in October
Byron, WI

Average visibility in October - Byron, WI
  • Average visibility in October: 6mi

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

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Byron, Wisconsin, USA

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