October weather forecast
Andalusia, IL

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Weather in October

October, like September, in Andalusia, Illinois, is another enjoyable autumn month, with an average temperature ranging between max 61.5°F (16.4°C) and min 45.1°F (7.3°C).

Temperature

As September transitions into October, Andalusia sees a drop in the average high-temperature, transitioning from a moderately hot 75.4°F (24.1°C) to a comfortable 61.5°F (16.4°C). An average nighttime temperature of 45.1°F (7.3°C) is recorded in Andalusia during October.

Humidity

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

Rainfall

In Andalusia, in October, during 11.1 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 128 rainfall days, and 19.29" (490mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Andalusia, Illinois. October is the first month it typically snows in Andalusia. Throughout October, in the average 0.7 snowfall days, it receives 0.43" (11mm) of snow. Throughout the year, there are 35.4 snowfall days, and 8.35" (212mm) of snow is accumulated.

Daylight

The average length of the day in October in Andalusia is 11h and 5min.
On the first day of the month, sunrise is at 7:00 am and sunset at 6:44 pm. On the last day of October, sunrise is at 7:34 am and sunset at 5:58 pm CDT.

Sunshine

In Andalusia, Illinois, the average sunshine in October is 5.5h.

UV index

In Andalusia, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 3 in October suggests the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be attentive! The reflective property of snow can nearly double 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 usual temperature for Andalusia in October?

In Andalusia, 61.5°F (16.4°C) is the average high-temperature and 45.1°F (7.3°C) is the average low-temperature during October. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What is the least humid month in Andalusia?

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

What is the average humidity in October in Andalusia?

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

How many days does it rain in October in Andalusia?

In Andalusia, in October, it is raining for 11.1 days, with typically 1.5" (38mm) of accumulated precipitation.

When does it start to snow in Andalusia?

October is the first month it typically snows in Andalusia. Throughout October, in the average 0.7 snowfall days, it receives 0.43" (11mm) of snow.

How many hours of daylight does Andalusia have in October?

The average day length in October is 11h and 5min.

When is the sunrise / sunset in October in Andalusia?

In October, on the first day of the month, sunrise is at 7:00 am and sunset at 6:44 pm. On the last day of the month, in Andalusia, Illinois, sunrise is at 7:34 am and sunset at 5:58 pm CDT.

How long on average sun shines in October in Andalusia?

The average sunshine duration in October in Andalusia, Illinois, is 5.5h.

What is the UV index intensity in October in Andalusia?

In October, the average daily maximum UV index in Andalusia, Illinois, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Andalusia, IL

Average temperature in October - Andalusia, IL
  • Average high temperature in October: 61.5°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in October: 45.1°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in October
Andalusia, IL

Average pressure in October - Andalusia, IL
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in October
Andalusia, IL

Average wind speed in October - Andalusia, IL
  • Average wind speed in October: 9.6mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in October
Andalusia, IL

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

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Andalusia, IL

Average rainfall in October - Andalusia, IL
  • Average rainfall in October: 1.5"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in October
Andalusia, IL

Average rainfall days in October - Andalusia, IL
  • Average rainfall days in October: 11.1 days

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in October
Andalusia, IL

Average snowfall in October - Andalusia, IL
  • Average snowfall in October: 0.43"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Andalusia, IL

Average snowfall days in October - Andalusia, IL
  • Average snowfall days in October: 0.7 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
Andalusia, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 5h and 3min

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

Average sunshine days in October
Andalusia, IL

Average sunshine days in October - Andalusia, IL
  • Average sunshine days in October: 17.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in October
Andalusia, IL

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

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in October
Andalusia, IL

Average cloud cover in October - Andalusia, IL
  • Average cloud cover in October: 38

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

Average visibility in October
Andalusia, IL

Average visibility in October - Andalusia, 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).

Andalusia, Illinois, USA

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