October weather forecast
Vergennes, IL

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Weather in October

October, like September, in Vergennes, Illinois, is another enjoyable autumn month, with temperature in the range of an average low of 49.3°F (9.6°C) and an average high of 67.1°F (19.5°C).

Temperature

With October's onset, the weather shows a temperature decrease, transitioning from a warm 79.7°F (26.5°C) in September to a comfortable 67.1°F (19.5°C). Vergennes in October anticipates an average nighttime temperature of 49.3°F (9.6°C).

Humidity

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

Rainfall

In October, in Vergennes, the rain falls for 9.9 days. Throughout October, 2.36" (60mm) of precipitation is accumulated. In Vergennes, during the entire year, the rain falls for 147.6 days and collects up to 29.17" (741mm) of precipitation.

Snowfall

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

Daylight

In October, the average length of the day in Vergennes is 11h and 12min.
On the first day of the month, sunrise is at 6:53 am and sunset at 6:39 pm. On the last day of October, in Vergennes, sunrise is at 7:22 am and sunset at 5:59 pm CDT.

Sunshine

In Vergennes, the average sunshine in October is 6.4h.

UV index

In October, the average daily maximum UV index in Vergennes is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 3 in October translates into these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What is the usual temperature for Vergennes in October?

The high-temperature, in October, in Vergennes, records 67.1°F (19.5°C), while the low-temperature is 49.3°F (9.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 96.8°F (36°C).

What is the least humid month in Vergennes?

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

What is the average humidity in October in Vergennes?

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

How many days does it rain in October in Vergennes?

In October, the rain falls for 9.9 days. Throughout October, 2.36" (60mm) of precipitation is accumulated.

When it does not snow in Vergennes?

In Vergennes, Illinois, snow does not fall in May through October.

Does it snow in Vergennes in October?

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

How many hours of daylight does Vergennes have in October?

In October, the average day length in Vergennes, Illinois, is 11h and 12min.

What time are sunrise and sunset in October in Vergennes?

In October, on the first day of the month, sunrise is at 6:53 am and sunset at 6:39 pm. On the last day of the month, in Vergennes, Illinois, sunrise is at 7:22 am and sunset at 5:59 pm CDT.

How long on average sun shines in October in Vergennes?

In Vergennes, Illinois, the average sunshine duration in October is 6.4h.

What is the UV index intensity in October in Vergennes?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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
Vergennes, IL

Average temperature in October - Vergennes, IL
  • Average high temperature in October: 67.1°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in October: 49.3°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in October
Vergennes, IL

Average pressure in October - Vergennes, IL
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Vergennes, IL

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

The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in October
Vergennes, IL

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

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Vergennes, IL

Average rainfall in October - Vergennes, IL
  • Average rainfall in October: 2.36"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in October
Vergennes, IL

Average rainfall days in October - Vergennes, IL
  • Average rainfall days in October: 9.9 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is December (8.2 days).

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Average snowfall in October
Vergennes, IL

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

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Vergennes, IL

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

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Vergennes, 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 36min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in October
Vergennes, IL

Average sunshine days in October - Vergennes, IL
  • Average sunshine days in October: 19.5 days

The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is May (11.4 days).

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Average UV index in October
Vergennes, IL

Average UV index in October - Vergennes, 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).

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Average cloud cover in October
Vergennes, IL

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

The months with the most cloud cover are January and February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in October
Vergennes, IL

Average visibility in October - Vergennes, 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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Vergennes, Illinois, USA

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