October weather forecast
Montgomery, IL

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Weather in October

October, the same as September, is another comfortable autumn month in Montgomery, Illinois, with an average temperature ranging between min 45.1°F (7.3°C) and max 60.8°F (16°C).

Temperature

Montgomery experiences a temperature shift at the start of October, with average high-temperatures adjusting from a moderately hot 74.1°F (23.4°C) in September to a refreshing 60.8°F (16°C). October brings with it a nighttime average temperature of 45.1°F (7.3°C).

Humidity

With an average relative humidity of 74%, October is the least humid month in Montgomery.

Rainfall

In Montgomery, in October, it is raining for 11.2 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 133.1 rainfall days, and 16.93" (430mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.16" (4mm) of snow. In Montgomery, during the entire year, snow falls for 39.5 days and aggregates up to 6.69" (170mm) of snow.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of October, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:48 pm CDT.

Sunshine

In Montgomery, the average sunshine in October is 5.7h.

UV index

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during October translates into the following guidance:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Aug 23, 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 60.8°F (16°C) and 45.1°F (7.3°C) respectively. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 87.8°F (31°C).

What is the least humid month?

The least humid month is October, with an average relative humidity of 74%.

What is the average humidity in October?

The average relative humidity in October is 74%.

How many days does it rain in October?

In Montgomery, during October, the rain falls for 11.2 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.16" (4mm) of snow.

What is the average length of the day in October?

In Montgomery, the average day length in October is 11h and 4min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:48 pm CDT.

How long on average sun shines in October?

In Montgomery, the average sunshine duration in October is 5.7h.

What is the UV index reading in October in Montgomery?

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Montgomery, IL

Average temperature in October - Montgomery, IL
  • Average high temperature in October: 60.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in October: 45.1°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in October
Montgomery, IL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Montgomery, IL

Average wind speed in October - Montgomery, IL
  • Average wind speed in October: 8.6mph

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in October
Montgomery, IL

Average humidity in October - Montgomery, IL
  • Average humidity in October: 74%

The months with the highest relative humidity are January, February, July and August (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in October
Montgomery, IL

Average rainfall in October - Montgomery, IL
  • Average rainfall in October: 1.46"

The wettest month (with the highest rainfall) is June (2.24").
The driest months (with the least rainfall) are November and December (0.75").

Average rainfall days in October
Montgomery, IL

Average rainfall days in October - Montgomery, IL
  • Average rainfall days in October: 11.2 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in October
Montgomery, IL

Average snowfall in October - Montgomery, IL
  • Average snowfall in October: 0.16"

The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Montgomery, IL

Average snowfall days in October - Montgomery, IL
  • Average snowfall days in October: 0.4 days

The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Montgomery, IL

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

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 12min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in October
Montgomery, IL

Average sunshine days in October - Montgomery, IL
  • Average sunshine days in October: 17.6 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.2 days).

Average UV index in October
Montgomery, IL

Average UV index in October - Montgomery, IL
  • Average UV index in October: 2

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

Average cloud cover in October
Montgomery, IL

Average cloud cover in October - Montgomery, IL
  • Average cloud cover in October: 41

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in October
Montgomery, IL

Average visibility in October - Montgomery, 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).

Montgomery, Illinois, USA

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