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, the same as September, is another comfortable autumn month in Des Moines, Iowa, with average temperature ranging between min 43°F (6.1°C) and max 63.1°F (17.3°C).

Temperature

In Des Moines, the average high-temperature in October decreases, from a warm 76.1°F (24.5°C) in September, to an enjoyable 63.1°F (17.3°C). The average low-temperature, in Des Moines, is 43°F (6.1°C).

Humidity

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

Rainfall

In Des Moines, in October, it is raining for 8.9 days, with typically 2.6" (67.1mm) of accumulated precipitation. Throughout the year, in Des Moines, there are 113.4 rainfall days, and 36" (914.9mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December.

Daylight

The average length of the day is 11.1h.

Sunshine

The average sunshine in October is 6.8h.

UV index

In Des Moines, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for the average person.
The average daily UV index of 4 in October transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in October in Des Moines?

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

How much does it rain in Des Moines in October?

In October, in Des Moines, 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 Des Moines, the average length of the day in October 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 reading in October in Des Moines?

In October, the average daily maximum UV index in Des Moines is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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).