October weather forecast
Shenandoah, IA

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Weather in October

October, like September, in Shenandoah, Iowa, is another comfortable autumn month, with an average temperature fluctuating between 62.8°F (17.1°C) and 45.7°F (7.6°C).

Temperature

A subtle decrease in the average high-temperature marks October, falling from September's warm 76.8°F (24.9°C) to an enjoyable 62.8°F (17.1°C). Throughout October, Shenandoah encounters an average temperature drop to a chilly 45.7°F (7.6°C).

Humidity

October is the least humid month, with an average relative humidity of 67%.

Rainfall

In Shenandoah, in October, it is raining for 10 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, there are 125.6 rainfall days, and 26.14" (664mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.16" (4mm) of snow. In Shenandoah, during the entire year, snow falls for 29.3 days and aggregates up to 10.71" (272mm) of snow.

Daylight

The average length of the day in October is 11h and 6min.
On the first day of October, sunrise is at 7:18 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:18 pm CDT.

Sunshine

In Shenandoah, the average sunshine in October is 6.1h.

UV index

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 3 in October translates into these instructions:
Take precautions - Protection against sun damage is advised. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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 Shenandoah in October?

The average high-temperature, in October, in Shenandoah, is 62.8°F (17.1°C), while the average low-temperature is 45.7°F (7.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is evaluated at 89.6°F (32°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 67%.

What is the average humidity in October?

The average relative humidity in October is 67%.

How much does it rain in October?

In Shenandoah, during October, the rain falls for 10 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Shenandoah have in October?

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

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:18 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:18 pm CDT.

How long on average sun shines in October?

In Shenandoah, the average sunshine duration in October is 6.1h.

How high is the UV index in October?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Shenandoah, IA

Average temperature in October - Shenandoah, IA
  • Average high temperature in October: 62.8°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in October: 45.7°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in October
Shenandoah, IA

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in October
Shenandoah, IA

Average wind speed in October - Shenandoah, IA
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in October
Shenandoah, IA

Average humidity in October - Shenandoah, IA
  • Average humidity in October: 67%

The months with the highest relative humidity are January and July (79%).
The month with the lowest relative humidity is October (67%).

Average rainfall in October
Shenandoah, IA

Average rainfall in October - Shenandoah, IA
  • Average rainfall in October: 2.56"

The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days in October
Shenandoah, IA

Average rainfall days in October - Shenandoah, IA
  • Average rainfall days in October: 10 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in October
Shenandoah, IA

Average snowfall in October - Shenandoah, IA
  • Average snowfall in October: 0.16"

The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Shenandoah, IA

Average snowfall days in October - Shenandoah, IA
  • Average snowfall days in October: 0.7 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Shenandoah, IA

Average daylight in October / Average sunshine in October - Shenandoah, 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: 6h and 1min

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 42min).

Average sunshine days in October
Shenandoah, IA

Average sunshine days in October - Shenandoah, IA
  • Average sunshine days in October: 18.9 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in October
Shenandoah, IA

Average UV index in October - Shenandoah, IA
  • 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).

Average cloud cover in October
Shenandoah, IA

Average cloud cover in October - Shenandoah, IA
  • Average cloud cover in October: 33

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in October
Shenandoah, IA

Average visibility in October - Shenandoah, IA
  • 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).

Shenandoah, Iowa, USA

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