The highest day temperature in December 2023 was 56°F. The lowest night temperature was 25°F. The average values for day and night temperatures during December were 45.5°F и 39.1°F respectivly.

The average sea surface temperature in December 2023 for Riomaggiore was 61.0°F. The maximum and minimum values were 58.8°F and 64.0°F respectively.

Most of the days in December are gloomy but you can also expect sunny days.

Precipitation total in December for Riomaggiore is 2.6 in. It makes december the most rainy month of the year.

The average wind speed in December is 3.4 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Riomaggiore in December is 3.3 hours.