October weather forecast
Hartford, WI

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Weather in October

October, like September, is another refreshing autumn month in Hartford, Wisconsin, with an average temperature fluctuating between 56.5°F (13.6°C) and 42.3°F (5.7°C).

Temperature

The onset of October results in a decrease in the average high-temperature, receding from a pleasant 70°F (21.1°C) in September to a mild 56.5°F (13.6°C). During the nights in October, Hartford experiences a consistent average temperature of 42.3°F (5.7°C).

Humidity

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

Rainfall

In Hartford, during October, the rain falls for 12.9 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Hartford, during the entire year, the rain falls for 141.6 days and collects up to 25.67" (652mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 1.2 snowfall days, it receives 0.75" (19mm) of snow. Throughout the year, there are 60.3 snowfall days, and 17.72" (450mm) of snow is accumulated.

Daylight

In October, the average length of the day is 11h and 1min.
On the first day of October, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:45 pm CDT.

Sunshine

In October, the average sunshine is 5.4h.

UV index

In October, the average daily maximum UV index in Hartford is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 2 during October translates into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

An average high-temperature, in October, in Hartford, is 56.5°F (13.6°C) and the average low-temperature is 42.3°F (5.7°C).

What is the average humidity in October?

The average relative humidity in October is 78%.

How many days does it rain in October in Hartford?

In Hartford, in October, during 12.9 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When does it start to snow in Hartford?

October is the first month it typically snows. Throughout October, in the average 1.2 snowfall days, it receives 0.75" (19mm) of snow.

How many hours of daylight does Hartford have in October?

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

What time are sunrise and sunset in October in Hartford?

On the first day of October, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:45 pm CDT.

How long on average sun shines in October?

The average sunshine duration in October is 5.4h.

What is the UV index reading in October?

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
Hartford, WI

Average temperature in October - Hartford, WI
  • Average high temperature in October: 56.5°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in October: 42.3°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

Average pressure in October
Hartford, WI

Average pressure in October - Hartford, 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).

Average wind speed in October
Hartford, WI

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

The windiest months (with the highest average wind speed) are January and February (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in October
Hartford, WI

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

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

Average rainfall in October
Hartford, WI

Average rainfall in October - Hartford, WI
  • Average rainfall in October: 2.68"

The wettest month (with the highest rainfall) is June (3.11").
The driest months (with the least rainfall) are February and December (1.18").

Average rainfall days in October
Hartford, WI

Average rainfall days in October - Hartford, WI
  • Average rainfall days in October: 12.9 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in October
Hartford, WI

Average snowfall in October - Hartford, WI
  • Average snowfall in October: 0.75"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Hartford, WI

Average snowfall days in October - Hartford, WI
  • Average snowfall days in October: 1.2 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Hartford, 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 0min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in October
Hartford, WI

Average sunshine days in October - Hartford, WI
  • Average sunshine days in October: 14.3 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in October
Hartford, WI

Average UV index in October - Hartford, 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).

Average cloud cover in October
Hartford, WI

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

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in October
Hartford, WI

Average visibility in October - Hartford, 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).

Hartford, Wisconsin, USA

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