Rethymno in December: weather, sea and travel tips
Is December a good time to visit?
December in Rethymno is a city break with walks between rainy spells. Days average +17 °C, making the town itself a better reason to visit than an expectation of summer beach weather.
Weather in December
For warmer daytime weather, consider early December: its average is higher than in the other parts of the month. If you prefer cooler walks, compare the other dates.
- Water
- +17 °C
- Daytime air
- +17 °C
- Night-time air
- +13 °C
Early, mid or late December?
| Travel dates | Day | Night | Sea |
|---|---|---|---|
| 1–10 December | +18 °C | +14 °C | +18 °C |
| 11–20 December | +17 °C | +13 °C | +17 °C |
| 21–31 December | +16 °C | +12 °C | +17 °C |
Days with precipitation in December
Share of days with precipitation in the weather archive.
Water in December
Seasonal data gives an average water temperature of +17 °C for the month. It averages +18 °C in the first ten days and +17 °C towards the end. These are seasonal averages, so the water on your travel dates can be warmer or cooler. Before your trip, check the water temperature and weather in the forecast for Rethymno.
Rainfall in December
In December, the average is 15 days with precipitation. In 2020–2025, the number ranged from 9 to 18 per month. Light precipitation is included in the count. This does not mean that it rains all day.
November, December or January: which should you choose?
| Month | Day | Night | Sea |
|---|---|---|---|
| November | +20 °C | +16 °C | +20 °C |
| December | +17 °C | +13 °C | +17 °C |
| January | +15 °C | +11 °C | +15 °C |
November has warmer days than December. The difference matters if you prefer warmth to cooler walking weather. December has warmer days than January. January offers cooler conditions for walks.
The annual charts for Rethymno compare air and sea temperatures with the rest of the year. For a closer look at December, see the December charts and archive by year.
Things to do in December
- On a dry day, the Venetian harbour offers a short waterside walk with views of the lighthouse and old customs house. It need not take up a whole sightseeing day.
- The Fortezza is an option for a dry day, with views of the town and Cretan Sea from the Venetian fortress. It suits an interest in historic defences and panoramas.
- For a rainy day, the Archaeological Museum of Rethymno has an exhibition inside St Francis Church. Finds trace the region from its earliest settlements to Venetian times.
About the data
Air temperatures use the WorldWeatherAI archive for 2020–2025. Precipitation uses data for 2020–2025. Sea temperatures use WorldWeatherAI seasonal data.