MyCruiseForecast

Newfoundland, Canada

St. John’s cruise weather by month

What to expect when your ship is in St. John’s in any month: temperatures, how often it rains, wind, sea temperature and wave heights.

Weather in St. John’s by month

Average highs run from 32°F (0°C) in February to 71°F (22°C) in July. Rain falls on the fewest days in October and the most in November. Sea temperature and wave heights are for the water just off the port.

Typical conditions, 2022–2025 climate record (ECMWF). Rain days are days with at least 1 mm of rain or melted snow. These are averages, not a forecast.
MonthHigh / lowRain daysWindSea tempTypical seas
January35 / 25°F1 / -4°C50%20 mph33 km/h34°F1°C6 ft (1.9 m)Moderate; rougher days up to 10 ft
February32 / 22°F0 / -6°C52%21 mph35 km/h32°F0°C6 ft (1.8 m)Moderate; rougher days up to 10 ft
March37 / 27°F3 / -3°C52%19 mph31 km/h31°F0°C6 ft (1.8 m)Moderate; rougher days up to 10 ft
April41 / 32°F5 / 0°C48%19 mph30 km/h33°F0°C6 ft (1.7 m)Moderate; rougher days up to 8 ft
May49 / 37°F10 / 3°C42%15 mph25 km/h36°F2°C4 ft (1.2 m)Slight; rougher days up to 6 ft
June60 / 48°F16 / 9°C45%16 mph26 km/h43°F6°C3 ft (1.0 m)Slight; rougher days up to 5 ft
July71 / 58°F22 / 15°C35%14 mph23 km/h53°F12°C3 ft (0.8 m)Slight; rougher days up to 4 ft
August70 / 59°F21 / 15°C42%15 mph24 km/h57°F14°C3 ft (0.9 m)Slight; rougher days up to 6 ft
September63 / 54°F17 / 12°C39%15 mph25 km/h56°F13°C4 ft (1.3 m)Moderate; rougher days up to 6 ft
October55 / 46°F13 / 8°C33%16 mph25 km/h50°F10°C5 ft (1.4 m)Moderate; rougher days up to 7 ft
November45 / 37°F7 / 3°C62%20 mph32 km/h43°F6°C6 ft (1.9 m)Moderate; rougher days up to 10 ft
December38 / 29°F4 / -1°C48%20 mph33 km/h38°F3°C6 ft (1.9 m)Moderate; rougher days up to 11 ft

Check the forecast for your sailing

Upcoming cruises in St. John’s

1 ship from 1 cruise line is scheduled here, 1 visit in total. The next 1:

DateShipStopSailing
Tue, May 42027AmeraPhoenix ReisenCalls143 nights from Hamburg

Ships that visit St. John’s

Nearby cruise ports

Wave heights are significant wave height on the Douglas sea state scale. What the numbers mean for a cruise. Sources and method are on the about page.