The highest day temperature in January 2026 was 38°F. The lowest night temperature was -2°F. The average values for day and night temperatures during January were 19.3°F и 17.1°F respectivly.

The average sea surface temperature in January 2026 for Rocky Harbour was 29.2°F. The maximum and minimum values were 27.2°F and 33.0°F respectively.

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

Precipitation total in January for Rocky Harbour is 2.5 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 8.7 mph. It makes January one of the most windy months of the year for Rocky Harbour.

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 Rocky Harbour in January is 1.6 hours.