October weather forecast
Sheffield, IL

Weather in October

October, like September, in Sheffield, Illinois, is another enjoyable autumn month, with an average temperature fluctuating between 45.5°F (7.5°C) and 61.3°F (16.3°C).

Temperature

In Sheffield, the average high-temperature in October drops from a warm 74.8°F (23.8°C) in September to an enjoyable 61.3°F (16.3°C). In Sheffield, the average low-temperature is 45.5°F (7.5°C).

Humidity

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

Rainfall

In Sheffield, during October, the rain falls for 12.3 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 147.2 rainfall days, and 29.17" (741mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Sheffield. October is the first month it typically snows in Sheffield. Throughout October, in the average 0.5 snowfall days, it receives 0.28" (7mm) of snow. In Sheffield, Illinois, during the entire year, snow falls for 37 days and aggregates up to 12.91" (328mm) of snow.

Daylight

The average length of the day in October in Sheffield is 11h and 5min.
On the first day of October in Sheffield, sunrise is at 6:55 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:55 pm CDT.

Sunshine

In Sheffield, Illinois, the average sunshine in October is 5.6h.

UV index

In Sheffield, 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: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in October in Sheffield?

The average high-temperature, in October, is 61.3°F (16.3°C), while the average low-temperature is 45.5°F (7.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is calculated to be 87.8°F (31°C).

What is the least humid month in Sheffield?

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

What is the average humidity in October in Sheffield?

In October, the average relative humidity is 72%.

How much does it rain in Sheffield in October?

In Sheffield, in October, it is raining for 12.3 days, with typically 2.72" (69mm) of accumulated precipitation.

When does it start to snow in Sheffield?

October is the first month it typically snows in Sheffield, Illinois. Throughout October, in the average 0.5 snowfall days, it receives 0.28" (7mm) of snow.

How many hours of daylight does Sheffield have in October?

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

When is the sunrise / sunset in October in Sheffield?

On the first day of October, sunrise is at 6:55 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:55 pm CDT.

How many hours of sunshine does Sheffield have in October?

In Sheffield, the average sunshine duration in October is 5.6h.

How high is the UV index in October in Sheffield?

The average daily maximum UV index in October in Sheffield is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Sheffield, IL

Average temperature in October - Sheffield, IL
  • Average high temperature in October: 61.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in October: 45.5°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in October
Sheffield, IL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in October
Sheffield, IL

Average wind speed in October - Sheffield, IL
  • Average wind speed in October: 9.4mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in October
Sheffield, IL

Average humidity in October - Sheffield, 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%).

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Average rainfall in October
Sheffield, IL

Average rainfall in October - Sheffield, IL
  • Average rainfall in October: 2.72"

The wettest month (with the highest rainfall) is May (4.45").
The driest months (with the least rainfall) are January and December (1.42").

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Average rainfall days in October
Sheffield, IL

Average rainfall days in October - Sheffield, IL
  • Average rainfall days in October: 12.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall in October
Sheffield, IL

Average snowfall in October - Sheffield, IL
  • Average snowfall in October: 0.28"

The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Sheffield, IL

Average snowfall days in October - Sheffield, IL
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (11.4 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
Sheffield, IL

Average daylight in October / Average sunshine in October - Sheffield, IL
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 15h and 7min).
The month with the shortest days is December (Average daylight: 9h and 15min).

  • Average sunshine in October: 5h and 36min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in October
Sheffield, IL

Average sunshine days in October - Sheffield, IL
  • Average sunshine days in October: 16.5 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in October
Sheffield, IL

Average UV index in October - Sheffield, 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).

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Average cloud cover in October
Sheffield, IL

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

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 30).

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Average visibility in October
Sheffield, IL

Average visibility in October - Sheffield, 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).

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