October weather forecast
Rock Rapids, IA

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Weather in October

October, the same as September, in Rock Rapids, Iowa, is another mild autumn month, with an average temperature fluctuating between 41.5°F (5.3°C) and 57.4°F (14.1°C).

Temperature

October brings a significant decrease in the average high-temperature, moving down from a warm 73.9°F (23.3°C) in September to a mild 57.4°F (14.1°C). In Rock Rapids, October nights witness a steady temperature drop to a wintry 41.5°F (5.3°C).

Humidity

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

Rainfall

In Rock Rapids, during October, the rain falls for 9.3 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 119.2 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Rock Rapids are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1.5 snowfall days, it receives 0.63" (16mm) of snow. In Rock Rapids, during the entire year, snow falls for 48.3 days and aggregates up to 19.29" (490mm) of snow.

Daylight

In October, the average length of the day is 11h and 1min.
On the first day of October in Rock Rapids, Iowa, sunrise is at 7:23 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 6:16 pm CDT.

Sunshine

The average sunshine in October in Rock Rapids is 6h.

UV index

In Rock Rapids, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 2 in October translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October in Rock Rapids?

In Rock Rapids, 57.4°F (14.1°C) is the average high-temperature and 41.5°F (5.3°C) is the average low-temperature during October. In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 87.8°F (31°C).

What is the least humid month in Rock Rapids?

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

What is the average humidity in October in Rock Rapids?

In Rock Rapids, the average relative humidity in October is 67%.

How many days does it rain in October in Rock Rapids?

In Rock Rapids, during October, the rain falls for 9.3 days and regularly aggregates up to 2.13" (54mm) of precipitation.

When does it start snowing in Rock Rapids?

October is the first month it typically snows in Rock Rapids. Throughout October, in the average 1.5 snowfall days, it receives 0.63" (16mm) of snow.

What is the average length of the day in October in Rock Rapids?

In October, the average day length is 11h and 1min.

What time are sunrise and sunset in October in Rock Rapids?

On the first day of October in Rock Rapids, Iowa, sunrise is at 7:23 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 6:16 pm CDT.

How many hours of sunshine does Rock Rapids have in October?

In Rock Rapids, Iowa, the average sunshine duration in October is 6h.

What is the UV index intensity in October in Rock Rapids?

In Rock Rapids, Iowa, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Rock Rapids, IA

Average temperature in October - Rock Rapids, IA
  • Average high temperature in October: 57.4°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (23°F).

  • Average low temperature in October: 41.5°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).

Average pressure in October
Rock Rapids, IA

Average pressure in October - Rock Rapids, IA
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in October
Rock Rapids, IA

Average wind speed in October - Rock Rapids, IA
  • Average wind speed in October: 10.3mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in October
Rock Rapids, IA

Average humidity in October - Rock Rapids, IA
  • Average humidity in October: 67%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (67%).

Average rainfall in October
Rock Rapids, IA

Average rainfall in October - Rock Rapids, IA
  • Average rainfall in October: 2.13"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days in October
Rock Rapids, IA

Average rainfall days in October - Rock Rapids, IA
  • Average rainfall days in October: 9.3 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in October
Rock Rapids, IA

Average snowfall in October - Rock Rapids, IA
  • Average snowfall in October: 0.63"

The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Rock Rapids, IA

Average snowfall days in October - Rock Rapids, IA
  • Average snowfall days in October: 1.5 days

The month with the highest number of snowfall days is December (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Rock Rapids, IA

Average daylight in October / Average sunshine in October - Rock Rapids, IA
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in October: 6h and 0min

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 0min).

Average sunshine days in October
Rock Rapids, IA

Average sunshine days in October - Rock Rapids, IA
  • Average sunshine days in October: 19.1 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in October
Rock Rapids, IA

Average UV index in October - Rock Rapids, IA
  • Average UV index in October: 2

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).

Average cloud cover in October
Rock Rapids, IA

Average cloud cover in October - Rock Rapids, IA
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in October
Rock Rapids, IA

Average visibility in October - Rock Rapids, IA
  • Average visibility in October: 6mi

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

Rock Rapids, Iowa, USA

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