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Ireland weather

Weather in County Cork for December 2026

Your guide to County Cork weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in County Cork at the beginning of December is 8.7 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 8.4 °C by the end of December.

    • Rain 🌧️

  • The climate of County Cork in December is notably wet, with an average of 15 rainy days, and a total of 118.5 mm of precipitation.

    • More

  • Is December a good time to visit County Cork? check out the best time to travel to County Cork page.

Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/5°
Temperatures
Average wind speed
29 km/h
Avg max wind
Average humidity
86 %
Avg humidity

County Cork Weather December

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

Temperatures trend during December in County Cork

See the weather trend as well as the moving average line

December weather in County Cork day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Light rain
Light rain
 9° /2° 7.5 mm 0.6
2 Dec. Patchy rain possible
Patchy rain possible
 6° /2° 0.2 mm 0.5
3 Dec. Light rain
Light rain
 7° /2° 3.2 mm 0.5
4 Dec. Partly cloudy
Partly cloudy
 8° /2° 0.9 mm 0.5
5 Dec. Light rain
Light rain
 10° /4° 8.3 mm 0.5
6 Dec. Moderate rain
Moderate rain
 11° /5° 10.7 mm 0.5
7 Dec. Light rain
Light rain
 10° /7° 7.3 mm 0.5
8 Dec. Light rain
Light rain
 8° /6° 3.3 mm 0.5
9 Dec. Light rain
Light rain
 10° /5° 6.2 mm 0.5
10 Dec. Light rain
Light rain
 8° /5° 2 mm 0.5
11 Dec. Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 9° /3° 3.7 mm 0.5
12 Dec. Patchy rain possible
Patchy rain possible
 8° /5° 0.8 mm 0.5
13 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 0.1 mm 0.5
14 Dec. Light rain
Light rain
 10° /6° 8.2 mm 0.5
15 Dec. Fog
Fog
 10° /6° 0.1 mm 0.5
16 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 0.1 mm 0.5
17 Dec. Light rain
Light rain
 12° /8° 6.9 mm 0.5
18 Dec. Light rain
Light rain
 11° /6° 5.3 mm 0.5
19 Dec. Light rain
Light rain
 8° /4° 3.1 mm 0.5
20 Dec. Light rain
Light rain
 9° /5° 3.7 mm 0.4
21 Dec. Patchy rain possible
Patchy rain possible
 10° /6° 0.5 mm 0.4
22 Dec. Overcast
Overcast
 8° /5° 0.7 mm 0.5
23 Dec. Light rain
Light rain
 10° /6° 2.6 mm 0.5
24 Dec. Patchy rain possible
Patchy rain possible
 10° /7° 1.7 mm 0.5
25 Dec. Patchy rain possible
Patchy rain possible
 9° /4° 0.8 mm 0.5
26 Dec. Light rain
Light rain
 8° /3° 4.5 mm 0.5
27 Dec. Light rain
Light rain
 9° /5° 8.8 mm 0.5
28 Dec. Light rain
Light rain
 9° /5° 3 mm 0.5
29 Dec. Patchy rain possible
Patchy rain possible
 8° /3° 2.2 mm 0.5
30 Dec. Light rain
Light rain
 9° /6° 7.4 mm 0.5
31 Dec. Light rain
Light rain
 8° /6° 4.8 mm 0.5
Next
Important Notice
Our weather forecast for County Cork 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 County Cork forecast closer to your planned date for the most up-to-date weather information.
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County Cork in December - FAQ

What are the expected maximum and minimum temperatures in County Cork during December?
During December, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in County Cork during December?
Significant rainfall exceeding 118.5 mm is expected in County Cork during December, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.

Will it snow in County Cork in December 2026?
County Cork typically sees 0 cm of snowfall during December.

What are the typical wind conditions in County Cork during December?
The average wind speed in County Cork during December is 29 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in County Cork

Explore the daily rainfall trends and prepare for County Corks December weather 💧
Typically, County Cork has 15 rainy days in December with a total of 118.5 mm of rainfall.
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