October weather forecast
Roscoe, IL

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Weather in October

October, like September, is a moderate autumn month in Roscoe, Illinois, with an average temperature varying between 43.3°F (6.3°C) and 59°F (15°C).

Temperature

The onset of October results in a decrease in the average high-temperature, receding from a pleasant 72.3°F (22.4°C) in September to a mild 59°F (15°C). Throughout October, the temperature in Roscoe falls to an average low of 43.3°F (6.3°C).

Humidity

The least humid month is October, with an average relative humidity of 75%.

Rainfall

In Roscoe, Illinois, in October, it is raining for 10.4 days, with typically 1.3" (33mm) of accumulated precipitation. In Roscoe, during the entire year, the rain falls for 123.8 days and collects up to 14.49" (368mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.24" (6mm) of snow. In Roscoe, during the entire year, snow falls for 38.3 days and aggregates up to 6.57" (167mm) of snow.

Daylight

The average length of the day in October is 11h and 2min.
On the first day of the month, sunrise is at 6:53 am and sunset at 6:36 pm. On the last day of October, sunrise is at 7:29 am and sunset at 5:50 pm CDT.

Sunshine

In October, the average sunshine is 5.3h.

UV index

In Roscoe, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 2 in October transforms into this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Always opt for UVA and UVB-resistant sunglasses on radiant days. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

What is the usual temperature for Roscoe in October?

In October, in Roscoe, the average high-temperature is 59°F (15°C), and the average low-temperature is 43.3°F (6.3°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 75%.

What is the average humidity in October?

The average relative humidity in October is 75%.

How many days does it rain in October?

In Roscoe, in October, it is raining for 10.4 days, with typically 1.3" (33mm) of accumulated 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 0.24" (6mm) of snow.

What is the average length of the day in October?

In Roscoe, the average day length in October is 11h and 2min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:53 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:50 pm CDT.

How long on average sun shines in October in Roscoe?

The average sunshine duration in October is 5.3h.

What is the UV index reading in October?

In Roscoe, 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 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
Roscoe, IL

Average temperature in October - Roscoe, IL
  • Average high temperature in October: 59°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in October: 43.3°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in October
Roscoe, IL

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

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Roscoe, IL

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

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in October
Roscoe, IL

Average humidity in October - Roscoe, IL
  • Average humidity in October: 75%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (75%).

Average rainfall in October
Roscoe, IL

Average rainfall in October - Roscoe, IL
  • Average rainfall in October: 1.3"

The wettest month (with the highest rainfall) is June (2.2").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in October
Roscoe, IL

Average rainfall days in October - Roscoe, IL
  • Average rainfall days in October: 10.4 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in October
Roscoe, IL

Average snowfall in October - Roscoe, IL
  • Average snowfall in October: 0.24"

The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Roscoe, IL

Average snowfall days in October - Roscoe, IL
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (10.3 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
Roscoe, IL

Average daylight in October / Average sunshine in October - Roscoe, IL
  • Average daylight in October: 11h and 0min

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 6min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).

Average sunshine days in October
Roscoe, IL

Average sunshine days in October - Roscoe, IL
  • Average sunshine days in October: 18 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in October
Roscoe, IL

Average UV index in October - Roscoe, IL
  • 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
Roscoe, IL

Average cloud cover in October - Roscoe, IL
  • Average cloud cover in October: 43

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in October
Roscoe, IL

Average visibility in October - Roscoe, IL
  • Average visibility in October: 6mi

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

Roscoe, Illinois, USA

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