October weather forecast
Essex, IL

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Weather in October

October, like September, in Essex, Illinois, is another refreshing autumn month, with an average temperature ranging between min 46.2°F (7.9°C) and max 62.1°F (16.7°C).

Temperature

October's arrival correlates with a reduction in the average high-temperature, down from a warm 74.8°F (23.8°C) in September to a comfortable 62.1°F (16.7°C). In the month of October, Essex records a consistent average low-temperature of 46.2°F (7.9°C).

Humidity

The least humid month is October, with an average relative humidity of 72%.

Rainfall

In Essex, in October, it is raining for 11.2 days, with typically 1.97" (50mm) of accumulated precipitation. In Essex, during the entire year, the rain falls for 140.4 days and collects up to 21.5" (546mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 38.1 snowfall days, and 9.13" (232mm) of snow is accumulated.

Daylight

In Essex, the average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of October, sunrise is at 7:23 am and sunset at 5:49 pm CDT.

Sunshine

In October, the average sunshine is 6h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In October, the UV index of 3 transforms into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Essex in October?

In October, the average high-temperature and low-temperature are 62.1°F (16.7°C) and 46.2°F (7.9°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is calculated to be 87.8°F (31°C).

What is the least humid month?

With an average relative humidity of 72%, October is the least humid month in Essex.

What is the average humidity in October?

In Essex, the average relative humidity in October is 72%.

How many days does it rain in October?

In October, the rain falls for 11.2 days. Throughout October, 1.97" (50mm) of precipitation is accumulated.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Essex have in October?

In October, the average day length is 11h and 5min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:49 pm CDT.

How long on average sun shines in October?

In Essex, the average sunshine duration in October is 6h.

How high is the UV index in October in Essex?

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium 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
Essex, IL

Average temperature in October - Essex, IL
  • Average high temperature in October: 62.1°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 (29.8°F).

  • Average low temperature in October: 46.2°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in October
Essex, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Essex, IL

Average wind speed in October - Essex, IL
  • Average wind speed in October: 8.9mph

The windiest months (with the highest average wind speed) are January and April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in October
Essex, IL

Average humidity in October - Essex, IL
  • Average humidity in October: 72%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in October
Essex, IL

Average rainfall in October - Essex, IL
  • Average rainfall in October: 1.97"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days in October
Essex, IL

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

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.1 days).

Average snowfall in October
Essex, IL

Average snowfall in October - Essex, IL
  • Average snowfall in October: 0.04"

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
Essex, IL

Average snowfall days in October - Essex, IL
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (11.5 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
Essex, IL

Average daylight in October / Average sunshine in October - Essex, 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 18min).

  • Average sunshine in October: 6h and 0min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in October
Essex, IL

Average sunshine days in October - Essex, IL
  • Average sunshine days in October: 17.2 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.5 days).

Average UV index in October
Essex, IL

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

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
Essex, IL

Average cloud cover in October - Essex, IL
  • Average cloud cover in October: 39

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in October
Essex, IL

Average visibility in October - Essex, 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).

Essex, Illinois, USA

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