October weather forecast
Sussex, WI

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Weather in October

October, the same as September, in Sussex, Wisconsin, is another refreshing autumn month, with an average temperature varying between 57.2°F (14°C) and 43.3°F (6.3°C).

Temperature

October suggests a modest reduction in the average high-temperature, shifting from a pleasant 70.5°F (21.4°C) in September to a mild 57.2°F (14°C). Sussex records an average low of 43.3°F (6.3°C) throughout the nights in October.

Humidity

April and October, with an average relative humidity of 77%, are the least humid months.

Rainfall

In October, the rain falls for 13.5 days. Throughout October, 2.83" (72mm) of precipitation is accumulated. In Sussex, during the entire year, the rain falls for 149.2 days and collects up to 28.54" (725mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.71" (18mm) of snow. In Sussex, Wisconsin, during the entire year, snow falls for 58.7 days and aggregates up to 20.47" (520mm) of snow.

Daylight

The average length of the day in October is 11h and 1min.
On the first day of the month, sunrise is at 6:51 am and sunset at 6:33 pm. On the last day of October, sunrise is at 7:27 am and sunset at 5:45 pm CDT.

Sunshine

The average sunshine in October is 5.4h.

UV index

The average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The high-temperature, in October, in Sussex, is 57.2°F (14°C), while the low-temperature averages to 43.3°F (6.3°C).

What is the least humid month?

The months with the lowest humidity are April and October, with an average relative humidity of 77%.

What is the average humidity in October?

In Sussex, Wisconsin, the average relative humidity in October is 77%.

How many days does it rain in October?

In Sussex, in October, it is raining for 13.5 days, with typically 2.83" (72mm) of accumulated precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.71" (18mm) of snow.

How many hours of daylight does Sussex have in October?

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

When are sunrise and sunset in October?

On the first day of October, sunrise is at 6:51 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 many hours of sunshine does Sussex have in October?

In October, the average sunshine duration is 5.4h.

How high is the UV index in October?

In Sussex, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Sussex, WI

Average temperature in October - Sussex, WI
  • Average high temperature in October: 57.2°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in October: 43.3°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

Average pressure in October
Sussex, WI

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Sussex, WI

Average wind speed in October - Sussex, WI
  • Average wind speed in October: 9.3mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

Average humidity in October
Sussex, WI

Average humidity in October - Sussex, WI
  • Average humidity in October: 77%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).

Average rainfall in October
Sussex, WI

Average rainfall in October - Sussex, WI
  • Average rainfall in October: 2.83"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is February (1.46").

Average rainfall days in October
Sussex, WI

Average rainfall days in October - Sussex, WI
  • Average rainfall days in October: 13.5 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in October
Sussex, WI

Average snowfall in October - Sussex, WI
  • Average snowfall in October: 0.71"

The month with the highest snowfall is January (5.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Sussex, WI

Average snowfall days in October - Sussex, WI
  • Average snowfall days in October: 0.9 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Sussex, WI

Average daylight in October / Average sunshine in October - Sussex, 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 August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in October
Sussex, WI

Average sunshine days in October - Sussex, WI
  • Average sunshine days in October: 14.1 days

The month with the most sunshine days is November (15.9 days).
The months with the least sunshine days are June and July (10.3 days).

Average UV index in October
Sussex, WI

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

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

Average cloud cover in October
Sussex, WI

Average cloud cover in October - Sussex, WI
  • Average cloud cover in October: 44

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in October
Sussex, WI

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

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

Sussex, Wisconsin, USA

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