October weather forecast
Peoria Heights, IL

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Weather in October

October, the same as September, is another comfortable autumn month in Peoria Heights, Illinois, with an average temperature fluctuating between 46.4°F (8°C) and 62.1°F (16.7°C).

Temperature

The onset of October brings a small change in high-temperatures, falling from a moderately hot 76.1°F (24.5°C) in September to a refreshing 62.1°F (16.7°C). An average nighttime temperature of 46.4°F (8°C) is witnessed throughout October.

Humidity

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

Rainfall

In Peoria Heights, during October, the rain falls for 10.3 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 129.2 rainfall days, and 17.24" (438mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 26.7 snowfall days, and 7.09" (180mm) of snow is accumulated.

Daylight

In Peoria Heights, the average length of the day in October is 11h and 6min.
On the first day of the month, sunrise is at 6:55 am and sunset at 6:39 pm. On the last day of October, sunrise is at 7:28 am and sunset at 5:55 pm CDT.

Sunshine

In Peoria Heights, the average sunshine in October is 5.9h.

UV index

The average daily maximum UV index in October in Peoria Heights 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: In October, a regular UV index of 3 translates into these guidelines:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What is the average October temperature?

The high-temperature, in October, in Peoria Heights, records 62.1°F (16.7°C), while the low-temperature is 46.4°F (8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 87.8°F (31°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 Peoria Heights, in October, it is raining for 10.3 days, with typically 1.46" (37mm) of accumulated precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

How many hours of daylight does Peoria Heights have in October?

In Peoria Heights, the average day length in October is 11h and 6min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:55 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:55 pm CDT.

How many hours of sunshine does Peoria Heights have in October?

The average sunshine duration in October is 5.9h.

How high is the UV index in October in Peoria Heights?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Peoria Heights, IL

Average temperature in October - Peoria Heights, IL
  • Average high temperature in October: 62.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in October: 46.4°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in October
Peoria Heights, IL

Average pressure in October - Peoria Heights, IL
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Peoria Heights, IL

Average wind speed in October - Peoria Heights, IL
  • Average wind speed in October: 9.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in October
Peoria Heights, IL

Average humidity in October - Peoria Heights, IL
  • Average humidity in October: 71%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Peoria Heights, IL

Average rainfall in October - Peoria Heights, IL
  • Average rainfall in October: 1.46"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in October
Peoria Heights, IL

Average rainfall days in October - Peoria Heights, IL
  • Average rainfall days in October: 10.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in October
Peoria Heights, IL

Average snowfall in October - Peoria Heights, IL
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Peoria Heights, IL

Average snowfall days in October - Peoria Heights, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (9 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
Peoria Heights, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in October
Peoria Heights, IL

Average sunshine days in October - Peoria Heights, IL
  • Average sunshine days in October: 19.4 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in October
Peoria Heights, IL

Average UV index in October - Peoria Heights, 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
Peoria Heights, IL

Average cloud cover in October - Peoria Heights, IL
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in October
Peoria Heights, IL

Average visibility in October - Peoria Heights, IL
  • Average visibility in October: 6mi

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

Peoria Heights, Illinois, USA

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