Des Moines
Iowa, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Des Moines, IA

A close view of city buildings in Des Moines, Iowa
A close view of city buildings in Des Moines, Iowa
October, like September, in Des Moines, Iowa, is another comfortable autumn month, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 63.1°F (17.3°C).

Temperature

In Des Moines, the average high-temperature decreases, from a moderately hot 76.1°F (24.5°C) in September, to a comfortable 63.1°F (17.3°C). In Des Moines, Iowa, the average low-temperature is 43°F (6.1°C).

Humidity

The average relative humidity in October is 66.5%.

Rainfall

In October, the rain falls for 8.9 days. Throughout October, 2.6" (67.1mm) of precipitation is accumulated. In Des Moines, during the entire year, the rain falls for 113.4 days and collects up to 36" (914.9mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.4" (10.2mm) of snow. Throughout the year, there are 24.8 snowfall days, and 35.3" (896.7mm) of snow is accumulated.

Daylight

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

Sunshine

In Des Moines, the average sunshine in October is 6.8h.

UV index

In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in October in Des Moines?

In Des Moines, in October, the average high-temperature is 63.1°F (17.3°C), and the average low-temperature is 43°F (6.1°C).

What is the average humidity in October in Des Moines?

In Des Moines, the average relative humidity in October is 66.5%.

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

In October, the rain falls for 8.9 days. Throughout October, 2.6" (67.1mm) of precipitation is accumulated.

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 0.3 snowfall days, it receives 0.4" (10.2mm) of snow.

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

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

How many hours of sunshine does Des Moines have in October?

In Des Moines, Iowa, the average sunshine in October is 6.8h.

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

In Des Moines, Iowa, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in October - Des Moines, IA
  • Average high temperature in October: 63.1°F

The warmest month (with the highest average high temperature) is July (85.7°F).
The month with the lowest average high temperature is January (31°F).

  • Average low temperature in October: 43°F

The month with the highest average low temperature is July (66.8°F).
The coldest month (with the lowest average low temperature) is January (14.3°F).

Average humidity in October - Des Moines, IA
  • Average humidity in October: 66.5%

The month with the highest relative humidity is December (74.6%).
The month with the lowest relative humidity is May (63%).

Average rainfall in October - Des Moines, IA
  • Average rainfall in October: 2.6"

The wettest month (with the highest rainfall) is June (4.9").
The driest month (with the lowest rainfall) is January (1").

Average rainfall days in October - Des Moines, IA
  • Average rainfall days in October: 8.9 days

The month with the highest number of rainy days is May (12.5 days).
The month with the lowest number of rainy days is January (7.5 days).

Average snowfall in October - Des Moines, IA
  • Average snowfall in October: 0.4"

The month with the highest snowfall is December (9").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in October - Des Moines, IA
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (6.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

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 shortest days is December (Average daylight: 9.2h).

  • Average sunshine in October: 6.8h

The month with most sunshine is July (Average sunshine: 10.9h).
The month with least sunshine is December (Average sunshine: 4.2h).

Average UV index in October - Des Moines, IA
  • Average UV index in October: 4

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).