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In Fira, December brings moderate daytime temperatures around 17°C (63°F), with nights cooling to 14°C (57°F). Expect quite a bit of rainfall this month.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, July, August, September, October and November typically offer the best weather for Fira.
Pick a month to see the average temperature, rainfall and sunshine in Fira - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Fira typically stay consistent throughout December, with daily highs averaging around 17°C (63°F). Nights are cool, with lows typically ranging from 11°C (52°F) to 13°C (55°F).
Browse day-by-day weather records for Fira spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 36 years of weather observations (1989-2025), these are the most extreme conditions recorded in Fira.
Find out more about the weather in Greece and which places have the best travel conditions in this month. See all of Greece in December →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Comfortable temperatures call for an easy wardrobe in December. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Fira climate overview or explore weather in Greece.
Where to go in December - average daytime high across popular destinations.
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