October weather forecast
Troy, IL

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Weather in October

October, the same as September, is another refreshing autumn month in Troy, Illinois, with an average temperature varying between 66°F (18.9°C) and 48.9°F (9.4°C).

Temperature

In Troy, the average high-temperature in October decreases from a moderately hot 79°F (26.1°C) in September to a refreshing 66°F (18.9°C). October brings with it a nighttime average temperature of 48.9°F (9.4°C) in Troy.

Humidity

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

Rainfall

In Troy, in October, it is raining for 11.1 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, there are 149.9 rainfall days, and 33.94" (862mm) of precipitation is accumulated.

Snowfall

April through August and October are months without snowfall in Troy, Illinois.

Daylight

In Troy, the average length of the day in October is 11h and 10min.
On the first day of October in Troy, sunrise is at 6:56 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 6:00 pm CDT.

Sunshine

The average sunshine in October is 6.2h.

UV index

In October, the average daily maximum UV index in Troy is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 3 in October interprets into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average October temperature in Troy?

The average high-temperature and low-temperature in Troy during October are 66°F (18.9°C) and 48.9°F (9.4°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 93.2°F (34°C).

What is the least humid month in Troy?

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

What is the average humidity in October in Troy?

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

How many days does it rain in October in Troy?

In Troy, Illinois, during October, the rain falls for 11.1 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When it does not snow in Troy?

In Troy, Illinois, snow does not fall in April through August and October.

Does it snow in Troy in October?

In October, it doesn't snow. September is the latest month when it typically snows.

What is the average length of the day in October in Troy?

In October, the average day length is 11h and 10min.

When is the sunrise / sunset in October in Troy?

On the first day of October in Troy, Illinois, sunrise is at 6:56 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 6:00 pm CDT.

How many hours of sunshine does Troy have in October?

The average sunshine duration in October in Troy, Illinois, is 6.2h.

How high is the UV index in October in Troy?

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Troy, IL

Average temperature in October - Troy, IL
  • Average high temperature in October: 66°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in October: 48.9°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in October
Troy, IL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Troy, IL

Average wind speed in October - Troy, IL
  • Average wind speed in October: 8mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).

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Average humidity in October
Troy, IL

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

The months with the highest relative humidity are May, July and August (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Troy, IL

Average rainfall in October - Troy, IL
  • Average rainfall in October: 2.76"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (1.77").

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Average rainfall days in October
Troy, IL

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

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in October
Troy, IL

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

The month with the highest snowfall is January (2.13").
The months with the least snowfall are April, May, June, July, August and October (0").

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Average snowfall days in October
Troy, IL

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

The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in October
Troy, IL

Average sunshine days in October - Troy, IL
  • Average sunshine days in October: 18.2 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in October
Troy, IL

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Troy, IL

Average cloud cover in October - Troy, IL
  • Average cloud cover in October: 33

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in October
Troy, IL

Average visibility in October - Troy, 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).

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Troy, Illinois, USA

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