The highest day temperature in January 2026 was 59°F. The lowest night temperature was 44°F. The average values for day and night temperatures during January were 56.0°F и 51.5°F respectivly.

The average sea surface temperature in January 2026 for Alghero was 59.8°F. The maximum and minimum values were 58.2°F and 62.0°F respectively.

You can expect various weather conditions during January. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in January for Alghero is 1.8 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 12.3 mph. It makes January the most windy month of the year for Alghero.

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 Alghero in January is 5.5 hours.