The highest day temperature in January 2026 was 51°F. The lowest night temperature was 29°F. The average values for day and night temperatures during January were 43.2°F и 38.6°F respectivly.

The average sea surface temperature in January 2026 for Grado was 48.9°F. The maximum and minimum values were 45.8°F and 51.4°F respectively.

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

Precipitation total in January for Grado is 1.2 in.

The average wind speed in January is 5.1 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 Grado in January is 4.7 hours.