October weather forecast
Smithboro, IL

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Weather in October

October, the same as September, is another enjoyable autumn month in Smithboro, Illinois, with an average temperature varying between 48.7°F (9.3°C) and 65.3°F (18.5°C).

Temperature

As September shifts into October, a slight alteration in temperatures is observed, with average highs reducing from a warm 77.9°F (25.5°C) to a comfortable 65.3°F (18.5°C). During the nights in October, Smithboro experiences a consistent average temperature of 48.7°F (9.3°C).

Humidity

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

Rainfall

In Smithboro, during October, the rain falls for 9.8 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Smithboro, Illinois, during the entire year, the rain falls for 137.9 days and collects up to 24.88" (632mm) of precipitation.

Snowfall

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

Daylight

In Smithboro, the average length of the day in October is 11h and 10min.
On the first day of October in Smithboro, sunrise is at 6:53 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:57 pm CDT.

Sunshine

The average sunshine in October is 6.3h.

UV index

In Smithboro, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: In October, a regular UV index of 3 translates into these guidelines:
Take precautions - Protection against sun damage is advised. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October in Smithboro?

An average high-temperature, in October, in Smithboro, is 65.3°F (18.5°C) and the average low-temperature is 48.7°F (9.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 91.4°F (33°C).

What is the least humid month in Smithboro?

October is the least humid month in Smithboro, with an average relative humidity of 71%.

What is the average humidity in October in Smithboro?

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

How many days does it rain in October in Smithboro?

In Smithboro, Illinois, in October, during 9.8 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When it does not snow in Smithboro?

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

Does it snow in Smithboro in October?

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

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

In Smithboro, the average day length in October is 11h and 10min.

When are sunrise and sunset in October in Smithboro?

In October, on the first day of the month, sunrise is at 6:53 am and sunset at 6:39 pm. On the last day of the month, in Smithboro, Illinois, sunrise is at 7:24 am and sunset at 5:57 pm CDT.

How long on average sun shines in October in Smithboro?

The average sunshine duration in October in Smithboro is 6.3h.

What is the UV index reading in October in Smithboro?

In Smithboro, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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
Smithboro, IL

Average temperature in October - Smithboro, IL
  • Average high temperature in October: 65.3°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in October: 48.7°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in October
Smithboro, IL

Average pressure in October - Smithboro, IL
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Smithboro, IL

Average wind speed in October - Smithboro, IL
  • Average wind speed in October: 8.5mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in October
Smithboro, IL

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

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Smithboro, IL

Average rainfall in October - Smithboro, IL
  • Average rainfall in October: 1.77"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is February (1.26").

Average rainfall days in October
Smithboro, IL

Average rainfall days in October - Smithboro, IL
  • Average rainfall days in October: 9.8 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in October
Smithboro, IL

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

The month with the highest snowfall is December (1.89").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Smithboro, IL

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

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Smithboro, IL

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).

Average sunshine days in October
Smithboro, IL

Average sunshine days in October - Smithboro, IL
  • Average sunshine days in October: 19.3 days

The month with the most sunshine days is December (20 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in October
Smithboro, IL

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

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

Average cloud cover in October
Smithboro, IL

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

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

Average visibility in October
Smithboro, IL

Average visibility in October - Smithboro, 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).

Smithboro, Illinois, USA

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