The highest day temperature in January 2026 was 59°F. The lowest night temperature was 37°F. The average values for day and night temperatures during January were 54.5°F и 50.5°F respectivly.

The average sea surface temperature in January 2026 for Santa Marinella was 60.2°F. The maximum and minimum values were 58.0°F and 62.2°F respectively.

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

Precipitation total in January for Santa Marinella is 1.2 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 10.6 mph. It makes January the most windy month of the year for Santa Marinella.

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 Santa Marinella in January is 5.1 hours.