The highest day temperature in April 2026 was 47°F. The lowest night temperature was -3°F. The average values for day and night temperatures during April were 29.2°F и 21.3°F respectivly.

The average sea surface temperature in April 2026 for Rocky Harbour was 32.3°F. The maximum and minimum values were 27.0°F and 36.8°F respectively.

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

Precipitation total in April for Rocky Harbour is 1.6 in. It makes april the least rainy month of the year.

The average wind speed in April is 7.8 mph.

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 April is 3.6 hours.