Cagliari in December

In December, Cagliari averages 15°C (60°F) during the day and 9°C (49°F) at night, with around 7 days of rain (47 mm total).

High season

Conditions are cool — bring a jacket for evenings. Occasional showers are likely but won't dominate.

December in Cagliari is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).

15°C
Avg high
9°C
Avg low
7
Rain days
47 mm
Rainfall

How December compares to the rest of the year in Cagliari

10th
warmest month of the 12
6th
wettest month of the 12
11%
of yearly rainfall falls in December
9 h 26 min
daylight on the 15th

December is one of the coolest months in Cagliari (10th of 12) and moderately rainy compared to the rest of the year (6th of 12). Daytime temperature runs 6°C below the annual average (22°C). December runs 3°C cooler than November (19°C) and cools 2°C in January (14°C).

December sunrise & sunset in Cagliari

🌅
Sunrise (15th)
7:35 AM
🌇
Sunset (15th)
5:01 PM
Day length
9 h 26 min

Times shown for Cagliari local time (Europe/Rome), calculated for the 15th of December. They shift by a few minutes day to day across the month.

Photography light in Cagliari — December

Golden-hour and blue-hour windows for the 15th of December, in Cagliari's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:35 AM – 7:15 AM
🌄 Golden hour (AM)
7:15 AM – 8:15 AM
🌇 Golden hour (PM)
4:21 PM – 5:21 PM
🌆 Blue hour (PM)
5:21 PM – 6:01 PM

📅 When to book — Cagliari in December

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (High season) and Cagliari's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.
⚠ Christmas / New Year travel is a global premium-pricing event — many destinations 30-50% above normal. Book 4+ months ahead if your dates are Dec 20 - Jan 2.

Crowds & pricing — December in Cagliari

High season

This is a busy month in Cagliari — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: comfortable tourism weather Christmas / New Year travel surge

Sun & mosquito risk — December in Cagliari

☀️ UV Index (noon, 15th)
4.7
Moderate
Use SPF 15-30 for prolonged outdoor exposure; sunglasses recommended at peak hours.
🦟 Mosquito risk
●○○○○
Minimal
Occasional mosquitoes possible near standing water. Repellent rarely needed.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Cagliari in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 14°C / 57°F 8°C / 46°F 42 mm 8
February 15°C / 58°F 8°C / 47°F 37 mm 7
March 16°C / 61°F 9°C / 48°F 50 mm 8
April 19°C / 66°F 11°C / 52°F 37 mm 8
May 23°C / 73°F 15°C / 58°F 49 mm 6
June 28°C / 83°F 19°C / 67°F 10 mm 2
July 31°C / 89°F 22°C / 72°F 1 mm 0
August 31°C / 88°F 22°C / 72°F 12 mm 2
September 28°C / 82°F 20°C / 68°F 27 mm 4
October 24°C / 74°F 17°C / 62°F 46 mm 5
November 19°C / 65°F 13°C / 55°F 76 mm 11
December 15°C / 60°F 9°C / 49°F 47 mm 7

Other cities with similar December weather

🌍 See the full ranked list of climate twins for Cagliari in December →

Frequently asked questions

How hot is Cagliari in December?

In December, Cagliari averages a high of 15°C (60°F) and a low of 9°C (49°F) — generally cool.

Does it rain a lot in Cagliari in December?

December sees occasional rain in Cagliari, with about 7 rainy days on average.

Is December a good time to visit Cagliari?

December is cool. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Cagliari in December?

Pack a warm jacket and layers. See the full December packing list for Cagliari for a complete, climate-based checklist.

Open Cagliari on the interactive map

Check the live 10-day forecast and sunrise/sunset.