October weather forecast
Hillsboro, IA

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Weather in October

October, like September, in Hillsboro, Iowa, is another enjoyable autumn month, with an average temperature fluctuating between 45.7°F (7.6°C) and 61.7°F (16.5°C).

Temperature

October indicates a noticeable reduction in the average high-temperature, moving down from a warm 76.3°F (24.6°C) in September to a refreshing 61.7°F (16.5°C). The average nighttime temperature lowers to a frosty 45.7°F (7.6°C) throughout October.

Humidity

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

Rainfall

In October, the rain falls for 11.3 days. Throughout October, 2.4" (61mm) of precipitation is accumulated. Throughout the year, in Hillsboro, there are 140.1 rainfall days, and 29.92" (760mm) 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 0.4 snowfall days, it receives 0.51" (13mm) of snow. In Hillsboro, during the entire year, snow falls for 30.7 days and aggregates up to 15" (381mm) of snow.

Daylight

In October, the average length of the day in Hillsboro, Iowa, is 11h and 6min.
On the first day of October in Hillsboro, Iowa, sunrise is at 7:04 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:03 pm CDT.

Sunshine

In October, the average sunshine is 5.4h.

UV index

The average daily maximum UV index in October in Hillsboro is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 2 in October converts into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the usual temperature for Hillsboro in October?

The high-temperature, in October, in Hillsboro, records 61.7°F (16.5°C), while the low-temperature is 45.7°F (7.6°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 87.8°F (31°C).

What is the least humid month in Hillsboro?

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

What is the average humidity in October in Hillsboro?

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

How many days does it rain in October in Hillsboro?

In Hillsboro, during October, the rain falls for 11.3 days and regularly aggregates up to 2.4" (61mm) of precipitation.

When does it start snowing in Hillsboro?

October is the first month it typically snows in Hillsboro, Iowa. Throughout October, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow.

How many hours of daylight does Hillsboro have in October?

The average day length in October in Hillsboro, Iowa, is 11h and 6min.

What time are sunrise and sunset in October in Hillsboro?

On the first day of October in Hillsboro, Iowa, sunrise is at 7:04 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:03 pm CDT.

How long on average sun shines in October in Hillsboro?

In October, the average sunshine duration in Hillsboro, Iowa, is 5.4h.

What is the UV index intensity in October in Hillsboro?

In October, the average daily maximum UV index in Hillsboro, Iowa, is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Hillsboro, IA

Average temperature in October - Hillsboro, IA
  • Average high temperature in October: 61.7°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in October: 45.7°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in October
Hillsboro, IA

Average pressure in October - Hillsboro, IA
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in October
Hillsboro, IA

Average wind speed in October - Hillsboro, IA
  • Average wind speed in October: 9.6mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in October
Hillsboro, IA

Average humidity in October - Hillsboro, IA
  • Average humidity in October: 71%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Hillsboro, IA

Average rainfall in October - Hillsboro, IA
  • Average rainfall in October: 2.4"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").

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Average rainfall days in October
Hillsboro, IA

Average rainfall days in October - Hillsboro, IA
  • Average rainfall days in October: 11.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in October
Hillsboro, IA

Average snowfall in October - Hillsboro, IA
  • Average snowfall in October: 0.51"

The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Hillsboro, IA

Average snowfall days in October - Hillsboro, IA
  • Average snowfall days in October: 0.4 days

The month with the highest number of snowfall days is January (9.6 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
Hillsboro, IA

Average daylight in October / Average sunshine in October - Hillsboro, IA
  • 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: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in October
Hillsboro, IA

Average sunshine days in October - Hillsboro, IA
  • Average sunshine days in October: 18.4 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in October
Hillsboro, IA

Average UV index in October - Hillsboro, IA
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in October
Hillsboro, IA

Average cloud cover in October - Hillsboro, IA
  • Average cloud cover in October: 38

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in October
Hillsboro, IA

Average visibility in October - Hillsboro, IA
  • Average visibility in October: 6mi

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

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Hillsboro, Iowa, USA

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