2020-2021 Long Range Weather Forecast for Des Moines, IA

Get the Long Range Weather for Your Location

See long range weather forecasts for the next 60 days from The Old Farmer’s Almanac! Our long range forecasts can be used to make more informed decisions about future plans that depend on the weather, from vacations and weddings to sporting events and outdoor activities.

To see long term forecasts for the entire year, pick up a copy of The 2021 Old Farmer’s Almanac, available online and in stores.

Note: Long range forecasts are regional, not city-specific.

Free 2-Month Weather Forecast

December 2020 Long Range Weather Forecast for Heartland
DatesWeather Conditions
Dec 1-7Rainy periods, mild
Dec 8-16Snow, then sunny, cold
Dec 17-26Rain and snow showers, mild
Dec 27-31Flurries, cold
Decembertemperature 33.5° (3° above avg. north, avg. south)
precipitation 0.5" (1" below avg.)

January 2021 Long Range Weather Forecast for Heartland
DatesWeather Conditions
Jan 1-9Sunny; cold, then mild
Jan 10-18Scattered showers, mild
Jan 19-20Rain and wet snow
Jan 21-31Snow showers, cold
Januarytemperature 31° (2° above avg.)
precipitation 0.5" (0.5" below avg.)

Annual Weather Summary
November 2020 to October 2021

Winter temperatures will be well above normal, on average, with the coldest periods in mid-December, from late December into early January, and in late February. Precipitation will be below normal, with snowfall below normal in most places. The snowiest periods will be in mid-November, early to mid-December, and mid-February. April and May temperatures will be above normal in the north and below normal in the south, with below-normal rain. Summer will be cooler and drier than normal, with the hottest periods in early July and mid-August. September and October will bring below-normal temperatures and rainfall.

Map showing Old Farmer's Almanac long range weather region number 10

About the Heartland Region

The Heartland long range weather region includes all or part of the following states: ILLINOIS (Belleville, Galesburg, Moline, Quincy, Rock Island), IOWA (Cedar Rapids, Davenport, Des Moines, Sioux City, Waterloo), KANSAS (Kansas City, Olathe, Overland Park, Topeka, Wichita), MISSOURI (Columbia, Independence, Kansas City, Saint Louis, Springfield), NEBRASKA (Bellevue, Fremont, Grand Island, Lincoln, Omaha), SOUTH DAKOTA (Yankton), WISCONSIN (Baraboo, Fitchburg, Madison, Middleton, Monroe).

Heartland Neighboring Regions

Here are the regions that neighbor the Heartland long range weather region:

Temperature and Precipitation November 2020 to October 2021

Temperature and Precipitation Chart, November 2020 to October 2021 for Des Moines, IA

Reader Comments

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Weather

Planning a Labor Day reunion at ElDorado, KS 67042 what are the chances of rain?? Thank you.

Family Reunion

Our family will have their annual reunion on the weekend after the 4th of July 2018. Will the weather be extremely hot?

Family garden party 15 sept 2018?

How important we have a back up plan for rain?? Yikes!!

June 2nd Wedding

We are getting married June 2nd in Elma, Iowa. I see the weather change daily on my phone in terms of rain. Is it going to be raining that day around 4pm onward?

April 2019 Weather

I am thinking about getting married on April 27th, 2019. Do you have any weather predictions for then?

Your best bet is to look at

Your best bet is to look at the weather on that day for the past 5 years.

September 7, 2019

We are planning on getting married on 9-7-19. Should I expect any rain?

This weather forecast

This forcast is 100% wrong!!!!!!!!!!!! Its says cool in may!!!! Its been 100!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! the last few days and projected hi 90's for many days.........a nightmare

Long-range weather predictions

The Editors's picture

Hello, all, For further clarification of this page: We provide this free two-month forecast on our Web site, courtesy of The Old Farmer’s Almanac. For a full year of forecasts, please consult this year’s edition of The Old Farmer’s Almanac which is available in print or digital editions. Do keep in mind that long-range predictions are made over a year in advance and based on weekly trends (not daily) and regional trends (vs city/state). You can find the Almanac in libraries, stores where books and magazines are sold, Amazon.com, and here on https://store.almanac.com. We appreciate your interest in The Old Farmer’s Almanac and our free Web site.

Weather!

We plan on getting married outside Early October 2018! I hope you can give us good news on weather predictions for that time!

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