Des Moines
Iowa, USA
Long-term weather forecast
Long-term weather forecast
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January weather forecast and Climate
Des Moines, IA

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A close view of city buildings in Des Moines, Iowa, USA
A close view of city buildings in Des Moines, Iowa, USA
  • The average high temperature in January: 31°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).

  • The average low temperature in January: 14.3°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).

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  • The average humidity in January: 71%

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

  • The average rainfall in January: 1"

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

  • The average rainfall days in January: 7.5 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).

  • The average snowfall in January: 8.5"

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

  • The average snowfall days in January: 6.5 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).

  • The average daylight in January: 10h

Months with the longest days are May, June and July (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9h).

  • The average sunshine in January: 5.1h

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

  • The average UV index in January: 1

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).

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