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United States weather

Weather in Eureka, Missouri for December 2026

Your guide to Eureka weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Eureka usually enjoys a light touch of snow in December.

    • Temperatures

  • In general, the average temperature in Eureka at the beginning of December is 2.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 9.9 °C by the end of December.

    • Rain 🌧️

  • Eureka experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 102.7 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
23
Dry days
Average rainy days
6
Rainy days
Average snowy days
2
Snow days
Average temperatures
6°/1°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Eureka Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
0°
2
Moderate snow
1°
3
Partly cloudy
3°
4
Overcast
5°
5
Cloudy
3°
6
Cloudy
2°
7
Sunny
6°
8
Overcast
6°
9
Mist
10°
10
Overcast
8°
11
Patchy rain possible
4°
12
Partly cloudy
6°
13
Overcast
2°
14
Moderate or heavy rain shower
0°
15
Mist
8°
16
Moderate or heavy rain shower
10°
17
Overcast
11°
18
Mist
10°
19
Partly cloudy
6°
20
Partly cloudy
7°
21
Partly cloudy
4°
22
Sunny
6°
23
Overcast
8°
24
Heavy rain at times
10°
25
Fog
11°
26
Fog
13°
27
Heavy rain
13°
28
Overcast
15°
29
Fog
6°
30
Overcast
5°
31
Overcast
6°

Temperatures trend during December in Eureka

See the weather trend as well as the moving average line

December weather in Eureka day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Sunny
Sunny
 0° /-4° 2.2 mm 1.6 cm
Dec. 2 Moderate snow
Moderate snow
 1° /-3° 10.6 mm 5.9 cm
Dec. 3 Partly cloudy
Partly cloudy
 3° /-4° 0 mm 0 cm
Dec. 4 Overcast
Overcast
 5° /-4° 0 mm 0 cm
Dec. 5 Cloudy
Cloudy
 3° /-7° 0 mm 0 cm
Dec. 6 Cloudy
Cloudy
 2° /-2° 0 mm 0 cm
Dec. 7 Sunny
Sunny
 6° /-1° 0 mm 0 cm
Dec. 8 Overcast
Overcast
 6° /0° 0 mm 0 cm
Dec. 9 Mist
Mist
 10° /3° 0 mm 0 cm
Dec. 10 Overcast
Overcast
 8° /0° 0 mm 0 cm
Dec. 11 Patchy rain possible
Patchy rain possible
 4° /-1° 0 mm 0 cm
Dec. 12 Partly cloudy
Partly cloudy
 6° /-1° 0 mm 0 cm
Dec. 13 Overcast
Overcast
 2° /-5° 0 mm 0 cm
Dec. 14 Moderate or heavy rain shower
Moderate or heavy rain shower
 0° /-6° 34.8 mm 0 cm
Dec. 15 Mist
Mist
 8° /-2° 0 mm 0 cm
Dec. 16 Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /3° 14.7 mm 0 cm
Dec. 17 Overcast
Overcast
 11° /3° 0 mm 0 cm
Dec. 18 Mist
Mist
 10° /3° 0 mm 0 cm
Dec. 19 Partly cloudy
Partly cloudy
 6° /-2° 0 mm 0 cm
Dec. 20 Partly cloudy
Partly cloudy
 7° /-1° 0 mm 0 cm
Dec. 21 Partly cloudy
Partly cloudy
 4° /-1° 0 mm 0 cm
Dec. 22 Sunny
Sunny
 6° /-1° 0 mm 0 cm
Dec. 23 Overcast
Overcast
 8° /4° 0 mm 0 cm
Dec. 24 Heavy rain at times
Heavy rain at times
 10° /5° 16.7 mm 0 cm
Dec. 25 Fog
Fog
 11° /6° 0.4 mm 0 cm
Dec. 26 Fog
Fog
 13° /8° 0 mm 0 cm
Dec. 27 Heavy rain
Heavy rain
 13° /7° 17.8 mm 0 cm
Dec. 28 Overcast
Overcast
 15° /9° 4.2 mm 0 cm
Dec. 29 Fog
Fog
 6° /2° 0 mm 0 cm
Dec. 30 Overcast
Overcast
 5° /0° 1.2 mm 0 cm
Dec. 31 Overcast
Overcast
 6° /-1° 0 mm 0 cm
Next
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 6° and colder nights, dipping below 1°.

How much rainfall should be expected in Eureka during December?

Significant rainfall exceeding 102.7 mm is expected in Eureka during December, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Eureka in December 2026?

Eureka experiences an average snowfall of 7.56 cm during December, occurring over 2 days.

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 2026

Track daily snowfall levels and discover Eureka’s snowy potential this December ❄️
On average, Eureka sees 2 snowy days during December, with approximately 7.6 cm of total snowfall.

December rainfall patterns in Eureka

Explore the daily rainfall trends and prepare for Eurekas December weather 💧
Typically, Eureka has 6 rainy days in December with a total of 102.7 mm of rainfall.

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Location coordinates Where is Eureka?

Get accurate weather forecasts for Eureka, located at latitude 38.503 and longitude -90.628. Stay updated with localized weather information tailored for Eureka.

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