October weather forecast
Palmer, IL

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Weather in October

October, like September, in Palmer, Illinois, is another refreshing autumn month, with an average temperature varying between 48°F (8.9°C) and 64.2°F (17.9°C).

Temperature

As September transitions into October, Palmer sees a drop in the average high-temperature, transitioning from a warm 77.4°F (25.2°C) to a comfortable 64.2°F (17.9°C). Throughout the month of October, Palmer sees a steady low-temperature average of 48°F (8.9°C).

Humidity

With an average relative humidity of 70%, October is the least humid month.

Rainfall

In Palmer, during October, the rain falls for 11 days and regularly aggregates up to 2.52" (64mm) of precipitation. Throughout the year, there are 147.7 rainfall days, and 29.65" (753mm) of precipitation is accumulated.

Snowfall

In Palmer, snow does not fall in May through October.

Daylight

The average length of the day in October is 11h and 9min.
On the first day of the month, sunrise is at 6:54 am and sunset at 6:39 pm. On the last day of October, in Palmer, sunrise is at 7:25 am and sunset at 5:56 pm CDT.

Sunshine

In Palmer, the average sunshine in October is 6.2h.

UV index

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In October, the UV index of 3 transforms into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

During October, Palmer experiences an average high-temperature of 64.2°F (17.9°C) and a low-temperature of 48°F (8.9°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 89.6°F (32°C).

What is the least humid month?

The least humid month in Palmer is October, with an average relative humidity of 70%.

What is the average humidity in October?

The average relative humidity in October in Palmer is 70%.

How much does it rain in Palmer in October?

In Palmer, in October, it is raining for 11 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow?

In Palmer, snow does not fall in May through October.

Does it snow in Palmer in October?

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

What is the average length of the day in October?

In October, the average day length is 11h and 9min.

When is the sunrise / sunset in October in Palmer?

On the first day of October in Palmer, sunrise is at 6:54 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:56 pm CDT.

How many hours of sunshine does Palmer have in October?

The average sunshine duration in October is 6.2h.

What is the UV index reading in October?

In Palmer, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Palmer, IL

Average temperature in October - Palmer, IL
  • Average high temperature in October: 64.2°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in October: 48°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in October
Palmer, IL

Average pressure in October - Palmer, 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 (29.92"Hg).

Average wind speed in October
Palmer, IL

Average wind speed in October - Palmer, IL
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in October
Palmer, IL

Average humidity in October - Palmer, IL
  • Average humidity in October: 70%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).

Average rainfall in October
Palmer, IL

Average rainfall in October - Palmer, IL
  • Average rainfall in October: 2.52"

The wettest month (with the highest rainfall) is April (3.58").
The driest months (with the least rainfall) are February and December (1.65").

Average rainfall days in October
Palmer, IL

Average rainfall days in October - Palmer, IL
  • Average rainfall days in October: 11 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in October
Palmer, IL

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

The month with the highest snowfall is January (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Palmer, IL

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

The month with the highest number of snowfall days is January (8.8 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
Palmer, IL

Average daylight in October / Average sunshine in October - Palmer, 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: 6h and 1min

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 12min).

Average sunshine days in October
Palmer, IL

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

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (11 days).

Average UV index in October
Palmer, IL

Average UV index in October - Palmer, 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
Palmer, IL

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

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are June, August and September (Cloud cover 30).

Average visibility in October
Palmer, IL

Average visibility in October - Palmer, 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).

Palmer, Illinois, USA

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