October weather forecast
Storm Lake, IA

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Weather in October

October is synonymous with the full bloom of fall in Storm Lake, Iowa. It says goodbye to any remaining summer heat and welcomes cooler days and chilly nights. This autumn month sees a significant temperature reduction, marking a shift from 1.69" (43mm) to 2.28" (58mm). Undoubtedly, November will further this number down, reinforcing winter's steady approach. Residents will notice leaves changing colors and starts to pile up on the ground, signalling the time for warm sweaters and pumpkin spiced lattes.

Temperature

With the onset of October, Storm Lake's weather experiences a distinct temperature drop, moving from a moderately hot 73.9°F (23.3°C) in September to a mild 58.1°F (14.5°C). In the month of October, an average of 43.2°F (6.2°C) marks the low-temperature in Storm Lake, Iowa.

Humidity

The months with the lowest humidity in Storm Lake are April and October, with an average relative humidity of 68%.

Rainfall

In Storm Lake, during October, the rain falls for 10.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Storm Lake, during the entire year, the rain falls for 135.1 days and collects up to 26.73" (679mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Storm Lake. October is the first month it typically snows. Throughout October, in the average 1.4 snowfall days, it receives 0.39" (10mm) of snow. In Storm Lake, during the entire year, snow falls for 50 days and aggregates up to 20.04" (509mm) of snow.

Daylight

The average length of the day in October is 11h and 2min.
On the first day of the month, sunrise is at 7:18 am and sunset at 7:01 pm. On the last day of October, sunrise is at 7:54 am and sunset at 6:14 pm CDT.

Sunshine

In October, the average sunshine is 5.8h.

UV index

In Storm Lake, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, the maximum UV index of 3 suggests this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Storm Lake in October?

During October, Storm Lake experiences an average high-temperature of 58.1°F (14.5°C) and a low-temperature of 43.2°F (6.2°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), 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 Storm Lake?

The months with the lowest humidity in Storm Lake are April and October, with an average relative humidity of 68%.

What is the average humidity in October in Storm Lake?

In October, the average relative humidity in Storm Lake is 68%.

How much does it rain in Storm Lake in October?

In Storm Lake, during October, the rain falls for 10.5 days and regularly aggregates up to 2.28" (58mm) of precipitation.

When does it start snowing in Storm Lake?

October is the first month it typically snows. Throughout October, in the average 1.4 snowfall days, it receives 0.39" (10mm) of snow.

What is the average length of the day in October in Storm Lake?

The average day length in October in Storm Lake is 11h and 2min.

When are sunrise and sunset in October in Storm Lake?

On the first day of October in Storm Lake, sunrise is at 7:18 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:14 pm CDT.

How many hours of sunshine does Storm Lake have in October?

In October, the average sunshine duration in Storm Lake, Iowa, is 5.8h.

What is the UV index intensity in October in Storm Lake?

The average daily maximum UV index in October in Storm Lake is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe 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
Storm Lake, IA

Average temperature in October - Storm Lake, IA
  • Average high temperature in October: 58.1°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (24.6°F).

  • Average low temperature in October: 43.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

Average pressure in October
Storm Lake, IA

Average pressure in October - Storm Lake, IA
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in October
Storm Lake, IA

Average wind speed in October - Storm Lake, IA
  • Average wind speed in October: 10.3mph

The windiest months (with the highest average wind speed) are January and April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

Average humidity in October
Storm Lake, IA

Average humidity in October - Storm Lake, IA
  • Average humidity in October: 68%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (68%).

Average rainfall in October
Storm Lake, IA

Average rainfall in October - Storm Lake, IA
  • Average rainfall in October: 2.28"

The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in October
Storm Lake, IA

Average rainfall days in October - Storm Lake, IA
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in October
Storm Lake, IA

Average snowfall in October - Storm Lake, IA
  • Average snowfall in October: 0.39"

The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Storm Lake, IA

Average snowfall days in October - Storm Lake, IA
  • Average snowfall days in October: 1.4 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Storm Lake, IA

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in October: 5h and 5min

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 6min).

Average sunshine days in October
Storm Lake, IA

Average sunshine days in October - Storm Lake, IA
  • Average sunshine days in October: 17.8 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (8.1 days).

Average UV index in October
Storm Lake, IA

Average UV index in October - Storm Lake, IA
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in October
Storm Lake, IA

Average cloud cover in October - Storm Lake, IA
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in October
Storm Lake, IA

Average visibility in October - Storm Lake, 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).

Storm Lake, Iowa, USA

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