October weather forecast and climate
Des Moines, IA

City buildings in Des Moines, Iowa
City buildings in Des Moines, Iowa

Weather in October

October, the same as September, in Des Moines, Iowa, is another mild autumn month, with average temperature fluctuating between 60.6°F (15.9°C) and 45°F (7.2°C).

Temperature

In October, the average high-temperature declines considerably, from a warm 75.6°F (24.2°C) in September, to a moderate 60.6°F (15.9°C). In Des Moines, the average low-temperature is 45°F (7.2°C).

Humidity

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

Rainfall

In October, the rain falls for 8.5 days. Throughout October, 1.18" (30mm) of precipitation is accumulated. In Des Moines, during the entire year, the rain falls for 114.4 days and collects up to 16.38" (416mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows in Des Moines. Throughout October, in the average 0.6 snowfall days, it receives 0.2" (5mm) of snow. In Des Moines, during the entire year, snow falls for 30.9 days, and aggregates up to 7.36" (187mm) of snow.

Daylight

The average length of the day in Des Moines is 11.1h.

Sunshine

The average sunshine in Des Moines is 5.6h.

UV index

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in October in Des Moines?

In Des Moines, in October, the average high-temperature is 60.6°F (15.9°C), and the average low-temperature is 45°F (7.2°C).

What is the least humid month in Des Moines?

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

What is the average humidity in October in Des Moines?

In October, the average relative humidity is 70%.

How many days does it rain in October in Des Moines?

In Des Moines, in October, it is raining for 8.5 days, with typically 1.18" (30mm) of accumulated precipitation.

When does it start to snow in Des Moines?

October is the first month it typically snows in Des Moines. Throughout October, in the average 0.6 snowfall days, it receives 0.2" (5mm) of snow.

What is the average length of the day in October in Des Moines?

In October, the average length of the day in Des Moines is 11.1h.

How long on average sun shines in October in Des Moines?

The average sunshine in October in Des Moines, Iowa, is 5.6h.

What is the UV index reading in October in Des Moines?

In Des Moines, Iowa, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV radiation.

Average temperature in October
Des Moines, IA

Average temperature in October - Des Moines, IA
  • Average high temperature in October: 60.6°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in October: 45°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in October
Des Moines, IA

Average pressure in October - Des Moines, IA
  • Average pressure in October: 30.01"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in October
Des Moines, IA

Average wind speed in October - Des Moines, IA
  • Average wind speed in October: 9.5mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in October
Des Moines, IA

Average humidity in October - Des Moines, IA
  • Average humidity in October: 70%

Months with the highest relative humidity are January and June (82%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in October
Des Moines, IA

Average rainfall in October - Des Moines, IA
  • Average rainfall in October: 1.18"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in October
Des Moines, IA

Average rainfall days in October - Des Moines, IA
  • Average rainfall days in October: 8.5 days

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (3 days).

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Average snowfall in October
Des Moines, IA

Average snowfall in October - Des Moines, IA
  • Average snowfall in October: 0.2"

The month with the highest snowfall is January (2.24").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Des Moines, IA

Average snowfall days in October - Des Moines, IA
  • Average snowfall days in October: 0.6 days

The month with the highest number of snowfall days is January (8.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Des Moines, IA

Average daylight in October / Average sunshine in October - Des Moines, IA
  • Average daylight in October: 11.1h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in October: 5.6h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 4.3h).

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Average sunshine days in October
Des Moines, IA

Average sunshine days in October - Des Moines, IA
  • Average sunshine days in October: 21.2 days

The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in October
Des Moines, IA

Average UV index in October - Des Moines, IA
  • Average UV index in October: 2

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
Des Moines, IA

Average cloud cover in October - Des Moines, IA
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 54).
Months with the least cloud cover are July and September (Cloud cover 29).

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Average visibility in October
Des Moines, IA

Average visibility in October - Des Moines, IA
  • Average visibility in October: 6mi

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

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