Catania Weather in December
December in Catania typically sees daytime highs of 17°C (63°F) and nighttime lows of 9°C (48°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.
Rainfall in Catania in December
This month experiences about 10 days of rain according to historical data, averaging 71 mm (2.8 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Catania in December
In December, expect moderate temperatures in Catania, with highs of 17°C (63°F) and lows of 9°C (48°F) at night. During December, you'll experience the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Catania in December
The area enjoys a moderate level of sunlight, with around 139 hours. It's a good balance between sunny and cloudy days.
Average water temperature in December
With water at 17°C (63°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.December in Catania has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Italy, check out our Catania's climate page.
Catania Temperature in December
Min Temperature
9°C (48°F)
Max Temperature
17°C (63°F)
Water Temperature
17°C (63°F)
Chance of Rain
32%
Precipitation
71 mm (2.8 in)
Rainy days
10 days
Humidity
76%
Sunshine
139 hours
Percentage Sunshine
47%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Catania typically stay consistent throughout December, with daily highs averaging around 17°C (63°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 8°C (46°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Catania in December
Browse day-by-day weather records for Catania spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Catania historical weather extremes in December
Based on weather observations in Catania between 1976 and 2025, these are the recorded extremes during December.
- The hottest December day on record in Catania reached 28°C (82°F) (December 9, 2010).
- On December 31, 2014, Catania saw its coldest December day with temperatures maxing out at 6°C (43°F).
- Catania registered its coldest December night on December 19, 2001, with temperatures dropping to -2°C (28°F).
Best Places in Italy in December
Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in December →
perfect weather
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unpleasant
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What to Wear in Catania in December
For Catania in December, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 17°C (63°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Catania in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Italy, check out our Catania's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Catania climate overview or explore weather in Italy.
