October weather forecast
Hillview, IL

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Weather in October

October, like September, in Hillview, Illinois, is another comfortable autumn month, with an average temperature ranging between min 47.8°F (8.8°C) and max 64.4°F (18°C).

Temperature

The decrease of average high-temperatures is mild in October, with a decline from a warm 78.1°F (25.6°C) in September to an enjoyable 64.4°F (18°C). In the month of October, Hillview's average low-temperature falls to a frosty 47.8°F (8.8°C).

Humidity

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

Rainfall

In Hillview, Illinois, during October, the rain falls for 10 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 127.3 rainfall days, and 17.24" (438mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Hillview.

Daylight

The average length of the day in October is 11h and 9min.
On the first day of the month, sunrise is at 6:59 am and sunset at 6:44 pm. On the last day of October, sunrise is at 7:30 am and sunset at 6:01 pm CDT.

Sunshine

In Hillview, the average sunshine in October is 5.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 3 during October leads to these advisories:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

The average high-temperature and low-temperature during October are 64.4°F (18°C) and 47.8°F (8.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is calculated to be 91.4°F (33°C).

What is the least humid month?

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

What is the average humidity in October?

In October, the average relative humidity is 71%.

How much does it rain in October?

In Hillview, in October, it is raining for 10 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall in Hillview.

Does it snow in Hillview in October?

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

What is the average length of the day in October?

The average day length in October is 11h and 9min.

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:59 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 6:01 pm CDT.

How long on average sun shines in October?

In Hillview, the average sunshine duration in October is 5.9h.

What is the UV index reading in October?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health threat from 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
Hillview, IL

Average temperature in October - Hillview, IL
  • Average high temperature in October: 64.4°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in October: 47.8°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in October
Hillview, IL

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Hillview, IL

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

The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in October
Hillview, IL

Average humidity in October - Hillview, 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
Hillview, IL

Average rainfall in October - Hillview, IL
  • Average rainfall in October: 1.34"

The wettest month (with the highest rainfall) is June (2.44").
The driest months (with the least rainfall) are January and November (0.83").

Average rainfall days in October
Hillview, IL

Average rainfall days in October - Hillview, IL
  • Average rainfall days in October: 10 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in October
Hillview, IL

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

The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Hillview, IL

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

The month with the highest number of snowfall days is January (7.2 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
Hillview, IL

Average daylight in October / Average sunshine in October - Hillview, 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 24min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in October
Hillview, IL

Average sunshine days in October - Hillview, IL
  • Average sunshine days in October: 20.2 days

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in October
Hillview, IL

Average UV index in October - Hillview, 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
Hillview, IL

Average cloud cover in October - Hillview, IL
  • Average cloud cover in October: 34

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in October
Hillview, IL

Average visibility in October - Hillview, 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).

Hillview, Illinois, USA

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