October weather forecast
Grantsburg, IL

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Weather in October

October, like September, in Grantsburg, Illinois, is another enjoyable autumn month, with an average temperature ranging between max 67.8°F (19.9°C) and min 49.6°F (9.8°C).

Temperature

October comes with a drop in the average high-temperature, falling from September's warm 81.1°F (27.3°C) to an enjoyable 67.8°F (19.9°C). Grantsburg experiences an average low-temperature of 49.6°F (9.8°C) in the month of October.

Humidity

With an average relative humidity of 71%, October is the least humid month.

Rainfall

In Grantsburg, during October, the rain falls for 7.5 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Grantsburg, during the entire year, the rain falls for 118.3 days and collects up to 13.03" (331mm) of precipitation.

Snowfall

In Grantsburg, snow does not fall in April through October.

Daylight

In Grantsburg, Illinois, the average length of the day in October is 11h and 13min.
On the first day of October in Grantsburg, sunrise is at 6:51 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:57 pm CDT.

Sunshine

In Grantsburg, Illinois, the average sunshine in October is 6.5h.

UV index

In October, the average daily maximum UV index in Grantsburg is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Ensure safety - Sun damage prevention is strongly urged. To guard against the harmful effects of the Sun, minimize exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What is the average October temperature in Grantsburg?

An average high-temperature, in October, in Grantsburg, is 67.8°F (19.9°C) and the average low-temperature is 49.6°F (9.8°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the least humid month in Grantsburg?

The least humid month is October, with an average relative humidity of 71%.

What is the average humidity in October in Grantsburg?

In Grantsburg, Illinois, the average relative humidity in October is 71%.

How much does it rain in Grantsburg in October?

In Grantsburg, during October, the rain falls for 7.5 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in Grantsburg?

In Grantsburg, snow does not fall in April through October.

Does it snow in Grantsburg in October?

In Grantsburg, Illinois, in October, it doesn't snow. In November, it regularly snows.

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

The average day length in October in Grantsburg is 11h and 13min.

When is the sunrise / sunset in October in Grantsburg?

On the first day of October in Grantsburg, Illinois, sunrise is at 6:51 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:57 pm CDT.

How many hours of sunshine does Grantsburg have in October?

In Grantsburg, Illinois, the average sunshine duration in October is 6.5h.

How high is the UV index in October in Grantsburg?

In October, the average daily maximum UV index in Grantsburg, Illinois, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Grantsburg, IL

Average temperature in October - Grantsburg, IL
  • Average high temperature in October: 67.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in October: 49.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in October
Grantsburg, IL

Average pressure in October - Grantsburg, IL
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in October
Grantsburg, IL

Average wind speed in October - Grantsburg, IL
  • Average wind speed in October: 7.6mph

The windiest months (with the highest average wind speed) are January and February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in October
Grantsburg, IL

Average humidity in October - Grantsburg, IL
  • Average humidity in October: 71%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Grantsburg, IL

Average rainfall in October - Grantsburg, IL
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is September (0.47").

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Average rainfall days in October
Grantsburg, IL

Average rainfall days in October - Grantsburg, IL
  • Average rainfall days in October: 7.5 days

The month with the highest number of rainy days is July (13.1 days).
The months with the least rainy days are January, February and December (7.3 days).

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Average snowfall in October
Grantsburg, IL

Average snowfall in October - Grantsburg, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Grantsburg, IL

Average snowfall days in October - Grantsburg, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (3.3 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
Grantsburg, IL

Average daylight in October / Average sunshine in October - Grantsburg, IL
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in October
Grantsburg, IL

Average sunshine days in October - Grantsburg, IL
  • Average sunshine days in October: 21.5 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (14.8 days).

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Average UV index in October
Grantsburg, IL

Average UV index in October - Grantsburg, IL
  • Average UV index in October: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in October
Grantsburg, IL

Average cloud cover in October - Grantsburg, IL
  • Average cloud cover in October: 33

The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).

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Average visibility in October
Grantsburg, IL

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

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