Eureka (MO)
December
Weather in Eureka, Missouri for December 2025
Your guide to Eureka weather in December - trends and predictions
Snowfall in Eureka during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Eureka at the beginning of December is 3.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 9.1 °F by the end of December.
Eureka experiences moderate rainfall in December, with an average of 7 rainy days and a total precipitation of 183.9 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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23
Dry days
7
Rainy days
1
Snow days
7°/1°
Temperatures
17 km/h
Avg max wind
74 %
Avg humidity
Eureka Weather December
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Temperatures trend during December in Eureka
See the weather trend as well as the moving average line
December weather in Eureka day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Sunny | 0° /-4° | 0 mm | 0 cm | |
| Dec. 2 |  Moderate snow | 0° /-2° | 9.6 mm | 7 cm | |
| Dec. 3 |  Partly cloudy | 2° /-5° | 0 mm | 0 cm | |
| Dec. 4 |  Overcast | 11° /0° | 0 mm | 0 cm | |
| Dec. 5 |  Cloudy | 0° /-7° | 0 mm | 0 cm | |
| Dec. 6 | Cloudy | 2° /-3° | 0 mm | 0 cm | |
| Dec. 7 | Sunny | 10° /0° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 9° /4° | 0 mm | 0 cm | |
| Dec. 9 |  Mist | 10° /7° | 0 mm | 0 cm | |
| Dec. 10 | Overcast | 6° /0° | 0 mm | 0 cm | |
| Dec. 11 |  Patchy rain possible | 2° /-2° | 0 mm | 0 cm | |
| Dec. 12 | Partly cloudy | 6° /-2° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 3° /-4° | 0 mm | 0 cm | |
| Dec. 14 |  Moderate or heavy rain shower | 5° /0° | 69.6 mm | 0 cm | |
| Dec. 15 | Mist | 11° /6° | 0 mm | 0 cm | |
| Dec. 16 | Moderate or heavy rain shower | 14° /7° | 29.5 mm | 0 cm | |
| Dec. 17 | Overcast | 10° /3° | 0 mm | 0 cm | |
| Dec. 18 | Mist | 8° /3° | 0 mm | 0 cm | |
| Dec. 19 | Partly cloudy | 7° /-1° | 0 mm | 0 cm | |
| Dec. 20 | Partly cloudy | 4° /-2° | 0 mm | 0 cm | |
| Dec. 21 | Partly cloudy | 3° /-2° | 0 mm | 0 cm | |
| Dec. 22 | Sunny | 5° /-1° | 0 mm | 0 cm | |
| Dec. 23 | Overcast | 5° /2° | 0 mm | 0 cm | |
| Dec. 24 |  Heavy rain at times | 5° /4° | 33.3 mm | 0 cm | |
| Dec. 25 | Fog | 6° /4° | 0.9 mm | 0 cm | |
| Dec. 26 | Fog | 8° /6° | 0 mm | 0 cm | |
| Dec. 27 |  Heavy rain | 11° /7° | 35.7 mm | 0 cm | |
| Dec. 28 | Overcast | 11° /9° | 3 mm | 0 cm | |
| Dec. 29 | Fog | 11° /9° | 0 mm | 0 cm | |
| Dec. 30 | Overcast | 9° /7° | 2.4 mm | 0 cm | |
| Dec. 31 | Overcast | 8° /1° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Eureka 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 Eureka forecast closer to your planned date for the most up-to-date weather information.
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Eureka in December - FAQ
What are the expected maximum and minimum temperatures in Eureka during December?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 1°.
How much rainfall should be expected in Eureka during December?
Significant rainfall exceeding 183.9 mm is expected in Eureka during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Eureka in December 2025?
Eureka typically sees 7 cm of snowfall during December.
What are the typical wind conditions in Eureka during December?
The average wind speed in Eureka during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
Eureka snow forecast December 2025
Track daily snowfall levels and discover Eureka’s snowy potential this December ❄️
December rainfall patterns in Eureka
Explore the daily rainfall trends and prepare for Eurekas December weather 💧
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