October weather forecast
Herod, IL

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Weather in October

October, the same as September, is another enjoyable autumn month in Herod, Illinois, with temperature in the range of an average low of 49.3°F (9.6°C) and an average high of 67.8°F (19.9°C).

Temperature

Observing a mild shift, the average high-temperature during October reduces from September's moderately hot 80.8°F (27.1°C) to a refreshing 67.8°F (19.9°C). Herod observes an average low-temperature of 49.3°F (9.6°C) during October.

Humidity

October is the least humid month in Herod, Illinois, with an average relative humidity of 70%.

Rainfall

In Herod, in October, during 10.5 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, there are 158.6 rainfall days, and 36.02" (915mm) 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 0.1 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Herod, there are 17.7 snowfall days, and 6.57" (167mm) of snow is accumulated.

Daylight

The average length of the day in October in Herod is 11h and 13min.
On the first day of the month, sunrise is at 6:49 am and sunset at 6:36 pm. On the last day of October, sunrise is at 7:18 am and sunset at 5:56 pm CDT.

Sunshine

In October, the average sunshine is 6.7h.

UV index

In Herod, 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 ordinary individuals.
Note: The UV index of 3 during October leads to these advisories:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What is the temperature in October in Herod?

An average high-temperature, in October, in Herod, is 67.8°F (19.9°C) and the average low-temperature is 49.3°F (9.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 84.2°F (29°C).

What is the least humid month in Herod?

October is the least humid month, with an average relative humidity of 70%.

What is the average humidity in October in Herod?

In October, the average relative humidity is 70%.

How much does it rain in Herod in October?

In October, the rain falls for 10.5 days. Throughout October, 2.64" (67mm) of precipitation is accumulated.

When does it start snowing in Herod?

October is the first month it typically snows in Herod, Illinois. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

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

In October, the average day length in Herod is 11h and 13min.

What time are sunrise and sunset in October in Herod?

In October, on the first day of the month, sunrise is at 6:49 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:56 pm CDT.

How many hours of sunshine does Herod have in October?

In October, the average sunshine duration is 6.7h.

What is the UV index intensity in October in Herod?

The average daily maximum UV index in October in Herod, Illinois, is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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
Herod, IL

Average temperature in October - Herod, IL
  • Average high temperature in October: 67.8°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 (39.7°F).

  • Average low temperature in October: 49.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in October
Herod, IL

Average pressure in October - Herod, 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 (29.94"Hg).

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Average wind speed in October
Herod, IL

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

The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in October
Herod, IL

Average humidity in October - Herod, IL
  • Average humidity in October: 70%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in October
Herod, IL

Average rainfall in October - Herod, IL
  • Average rainfall in October: 2.64"

The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in October
Herod, IL

Average rainfall days in October - Herod, IL
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).

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Average snowfall in October
Herod, IL

Average snowfall in October - Herod, IL
  • Average snowfall in October: 0.08"

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

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Average snowfall days in October
Herod, IL

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

The month with the highest number of snowfall days is January (5.3 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
Herod, IL

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 4min

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

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Average sunshine days in October
Herod, IL

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

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).

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Average UV index in October
Herod, IL

Average UV index in October - Herod, 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 and December (UV index 2).

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Average cloud cover in October
Herod, IL

Average cloud cover in October - Herod, IL
  • Average cloud cover in October: 32

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in October
Herod, IL

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

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