December
Weather in Iowa for December 2025
Your guide to Iowa weather in December - trends and predictions
With an average of 4 snowy days, Iowa usually enjoys a light touch of snow in December.
In general, the average temperature in Iowa at the beginning of December is 3.9 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 3.7 °F by the end of December.
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Snow Forecast ❄️
Temperatures
More
22
Dry days
5
Rainy days
4
Snow days
6°/0°
Temperatures
21 km/h
Avg max wind
70 %
Avg humidity
Iowa in December average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  1° | 2  1° | 3  3° | 4 5° | 5 -1° | 6 5° | |
| 7  13° | 8 9° | 9 7° | 10  4° | 11  3° | 12 -3° | 13 2° |
| 14 6° | 15  7° | 16 6° | 17 7° | 18 2° | 19 6° | 20 4° |
| 21 6° | 22  8° | 23 9° | 24 7° | 25 6° | 26  2° | 27  4° |
| 28 4° | 29 5° | 30 4° | 31 1° |
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Temperatures trend during December in Iowa
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Overcast | 1° /-5° | 0 mm | 0 cm | |
| Dec. 2 | Mist | 1° /-5° | 0 mm | 0 cm | |
| Dec. 3 | Light snow | 3° /-4° | 0.3 mm | 0.3 cm | |
| Dec. 4 | Overcast | 5° /-2° | 0.3 mm | 0 cm | |
| Dec. 5 | Overcast | -1° /-6° | 0 mm | 0 cm | |
| Dec. 6 | Mist | 5° /-6° | 0 mm | 0 cm | |
| Dec. 7 | Cloudy | 13° /-2° | 0 mm | 0 cm | |
| Dec. 8 | Mist | 9° /0° | 2.1 mm | 0 cm | |
| Dec. 9 | Light snow | 7° /-1° | 0.9 mm | 0.8 cm | |
| Dec. 10 | Partly cloudy | 4° /-3° | 0 mm | 0 cm | |
| Dec. 11 | Sunny | 3° /-5° | 0 mm | 0 cm | |
| Dec. 12 | Overcast | -3° /-6° | 0 mm | 0 cm | |
| Dec. 13 | Cloudy | 2° /-5° | 0.2 mm | 0 cm | |
| Dec. 14 | Sunny | 6° /-2° | 7.9 mm | 1.4 cm | |
| Dec. 15 | Patchy rain possible | 7° /2° | 0.1 mm | 0 cm | |
| Dec. 16 | Light rain shower | 6° /2° | 2.7 mm | 0 cm | |
| Dec. 17 | Sunny | 7° /-1° | 0 mm | 0 cm | |
| Dec. 18 | Sunny | 2° /-4° | 0 mm | 0 cm | |
| Dec. 19 | Overcast | 6° /-4° | 0 mm | 0 cm | |
| Dec. 20 | Overcast | 4° /-4° | 0 mm | 0 cm | |
| Dec. 21 | Patchy rain possible | 6° /-1° | 0.2 mm | 0 cm | |
| Dec. 22 | Light rain | 8° /2° | 6.1 mm | 0 cm | |
| Dec. 23 | Partly cloudy | 9° /3° | 0.3 mm | 0 cm | |
| Dec. 24 | Light rain | 7° /5° | 9.2 mm | 0 cm | |
| Dec. 25 | Light rain | 6° /0° | 9 mm | 0 cm | |
| Dec. 26 | Moderate or heavy snow showers | 2° /-1° | 0.5 mm | 0.4 cm | |
| Dec. 27 | Moderate snow | 4° /1° | 8.8 mm | 0.4 cm | |
| Dec. 28 | Patchy rain possible | 4° /-1° | 0 mm | 0 cm | |
| Dec. 29 | Cloudy | 5° /1° | 0 mm | 0 cm | |
| Dec. 30 | Overcast | 4° /0° | 0 mm | 0 cm | |
| Dec. 31 | Overcast | 1° /-2° | 15.9 mm | 11.5 cm | |
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Important Notice
Our weather forecast for Iowa in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Iowa forecast closer to your planned date for the most up-to-date weather information.
Iowa in December - FAQ
What are the expected maximum and minimum temperatures in Iowa during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 0°.
How much rainfall should be expected in Iowa during December?
Moderate rainfall is anticipated in Iowa during December, with a total of 61.2 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
Will it snow in Iowa in December 2025?
Iowa experiences an average snowfall of 2.605 cm during December, occurring over 4 days.
What are the typical wind conditions in Iowa during December?
The average wind speed in Iowa during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Iowa snow forecast December 2025
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December rainfall patterns in Iowa
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