October weather forecast
Forest Lake, IL

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Weather in October

October, the same as September, in Forest Lake, Illinois, is another refreshing autumn month, with an average temperature ranging between min 45.3°F (7.4°C) and max 59.5°F (15.3°C).

Temperature

October's onset corresponds with a shift in the average high-temperature, moving from an agreeable 72.9°F (22.7°C) in September to a refreshing 59.5°F (15.3°C). Forest Lake experiences a mean temperature of 45.3°F (7.4°C) during October nights.

Humidity

With an average relative humidity of 74%, October is the least humid month.

Rainfall

In Forest Lake, in October, during 14.6 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Forest Lake, during the entire year, the rain falls for 163.1 days and collects up to 32.24" (819mm) 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 0.5 snowfall days, it receives 0.35" (9mm) of snow. In Forest Lake, during the entire year, snow falls for 55.5 days and aggregates up to 22.95" (583mm) of snow.

Daylight

In Forest Lake, the average length of the day in October is 11h and 3min.
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 7:24 am and sunset at 5:46 pm CDT.

Sunshine

In October, the average sunshine is 5.5h.

UV index

In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: During October, 2 as the daily maximum UV index converts into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The average high-temperature, in October, in Forest Lake, is 59.5°F (15.3°C), while the average low-temperature is 45.3°F (7.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is estimated at 86°F (30°C).

What is the least humid month?

The least humid month is October, with an average relative humidity of 74%.

What is the average humidity in October?

The average relative humidity in October is 74%.

How much does it rain in October?

In Forest Lake, during October, the rain falls for 14.6 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.35" (9mm) of snow.

What is the average length of the day in October?

In Forest Lake, the average day length in October is 11h and 3min.

What time are sunrise and sunset in October in Forest Lake?

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 7:24 am and sunset at 5:46 pm CDT.

How many hours of sunshine does Forest Lake have in October?

The average sunshine duration in October is 5.5h.

What is the UV index intensity in October?

In October, the average daily maximum UV index in Forest Lake is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Forest Lake, IL

Average temperature in October - Forest Lake, IL
  • Average high temperature in October: 59.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in October: 45.3°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

Average pressure in October
Forest Lake, IL

Average pressure in October - Forest Lake, IL
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Forest Lake, IL

Average wind speed in October - Forest Lake, IL
  • Average wind speed in October: 8.8mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in October
Forest Lake, IL

Average humidity in October - Forest Lake, IL
  • Average humidity in October: 74%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in October
Forest Lake, IL

Average rainfall in October - Forest Lake, IL
  • Average rainfall in October: 2.72"

The wettest month (with the highest rainfall) is June (4.13").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in October
Forest Lake, IL

Average rainfall days in October - Forest Lake, IL
  • Average rainfall days in October: 14.6 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (5.7 days).

Average snowfall in October
Forest Lake, IL

Average snowfall in October - Forest Lake, IL
  • Average snowfall in October: 0.35"

The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Forest Lake, IL

Average snowfall days in October - Forest Lake, IL
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Forest Lake, IL

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 5h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in October
Forest Lake, IL

Average sunshine days in October - Forest Lake, IL
  • Average sunshine days in October: 13.7 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is June (8.4 days).

Average UV index in October
Forest Lake, IL

Average UV index in October - Forest Lake, IL
  • Average UV index in October: 2

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in October
Forest Lake, IL

Average cloud cover in October - Forest Lake, IL
  • Average cloud cover in October: 43

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in October
Forest Lake, IL

Average visibility in October - Forest Lake, IL
  • 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).

Forest Lake, Illinois, USA

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