MyCruiseForecast

California, USA

Catalina Island (Avalon) cruise weather by month

What to expect when your ship is in Catalina Island (Avalon) in any month: temperatures, how often it rains, wind, sea temperature and wave heights.

Weather in Catalina Island (Avalon) by month

Average highs run from 62°F (16°C) in March to 76°F (24°C) in August. Rain falls on the fewest days in July and the most in February. 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
January62 / 52°F17 / 11°C17%12 mph19 km/h59°F15°C4 ft (1.2 m)Slight; rougher days up to 7 ft
February62 / 52°F17 / 11°C25%14 mph22 km/h58°F15°C4 ft (1.3 m)Moderate; rougher days up to 9 ft
March62 / 53°F16 / 12°C24%14 mph23 km/h58°F15°C5 ft (1.4 m)Moderate; rougher days up to 8 ft
April64 / 54°F18 / 12°C9%13 mph22 km/h59°F15°C4 ft (1.3 m)Moderate; rougher days up to 7 ft
May66 / 57°F19 / 14°C7%12 mph20 km/h63°F17°C4 ft (1.2 m)Slight; rougher days up to 5 ft
June70 / 60°F21 / 16°C8%11 mph19 km/h66°F19°C4 ft (1.1 m)Slight; rougher days up to 5 ft
July73 / 63°F23 / 17°C0%11 mph19 km/h69°F21°C3 ft (1.0 m)Slight; rougher days up to 4 ft
August76 / 65°F24 / 18°C3%11 mph19 km/h71°F22°C3 ft (1.0 m)Slight; rougher days up to 4 ft
September76 / 66°F24 / 19°C11%11 mph18 km/h71°F21°C4 ft (1.1 m)Slight; rougher days up to 5 ft
October73 / 61°F23 / 16°C6%11 mph19 km/h68°F20°C4 ft (1.1 m)Slight; rougher days up to 5 ft
November68 / 56°F20 / 14°C4%11 mph18 km/h63°F17°C4 ft (1.1 m)Slight; rougher days up to 6 ft
December63 / 54°F17 / 12°C20%11 mph18 km/h61°F16°C4 ft (1.2 m)Slight; rougher days up to 7 ft

Check the forecast for your sailing

Upcoming cruises in Catalina Island (Avalon)

9 ships from 6 cruise lines are scheduled here, 27 visits in total. The next 15:

DateShipStopSailing
Fri, Oct 92026Voyager of the SeasRoyal CaribbeanCalls8 nights from Los Angeles
Mon, Oct 122026Serenade of the SeasRoyal CaribbeanCalls4 nights from San Diego
Tue, Oct 132026Ovation of the SeasRoyal CaribbeanCalls4 nights from Los Angeles
Mon, Oct 192026KoningsdamHolland America LineCalls17 nights from Vancouver
Tue, Oct 202026Ovation of the SeasRoyal CaribbeanCalls4 nights from Los Angeles
Fri, Oct 232026Voyager of the SeasRoyal CaribbeanCalls8 nights from Los Angeles
Sun, Oct 252026Brilliant LadyVirgin VoyagesCalls5 nights from Los Angeles
Mon, Oct 262026Carnival RadianceCarnival Cruise LineCalls4 nights from Los Angeles
Tue, Oct 272026Ovation of the SeasRoyal CaribbeanCalls4 nights from Los Angeles
Tue, Nov 32026Ovation of the SeasRoyal CaribbeanCalls4 nights from Los Angeles
Fri, Nov 62026Disney WonderDisney Cruise LineCalls4 nights from San Diego
Fri, Nov 62026Voyager of the SeasRoyal CaribbeanCalls8 nights from Los Angeles
Tue, Nov 102026Ovation of the SeasRoyal CaribbeanCalls4 nights from Los Angeles
Sun, Nov 152026KoningsdamHolland America LineCalls7 nights from San Diego
Tue, Nov 172026Ovation of the SeasRoyal CaribbeanCalls4 nights from Los Angeles

Ships that visit Catalina Island (Avalon)

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.