This report describes the typical weather at the Catalina Airport (Avalon/Santa Catalina Island, California, United States) weather station over the course of an average February. It is based on the historical records from 2000 to 2012. Earlier records are either unavailable or unreliable.
Avalon/Santa Catalina Island, California has a cold desert climate. The area within 25 mi of this station is covered by oceans and seas (96%) and shrublands (4%).
The month of February is characterized by gradually falling daily high temperatures, with daily highs around 58°F throughout the month, exceeding 71°F or dropping below 50°F only one day in ten.
Over the course of February, the length of the day is gradually increasing. From the start to the end of the month, the length of the day increases by 53 minutes, implying an average day-over-day increase of 1.8 minutes.
The shortest day of the month is February 1 with 10:36 hours of daylight; the longest day is February 29 with 11:28 hours of daylight.
The earliest sunrise is at 6:22am on February 29; the latest sunset is at 5:51pm on February 29; the latest sunrise is at 6:50am on February 2; the earliest sunset is at 5:25pm on February 1.
Daylight savings time is observed in 2012 but it neither starts nor ends in February, so the entire month is in standard time.
The median cloud cover ranges from 21% (mostly clear) to 27% (mostly clear). The trend is for the sky to be becoming cloudier with the median cloud cover increasing by 5% from the start to the end of the month.
On February 15, a representative day, the sky is clear or mostly clear 53% of the time, partly cloudy 3% of the time, and mostly cloudy or overcast 32% of the time.
The average probability that some form of precipitation will be observed in a given day is 21%, with little variation over the course of the month.
Throughout February, the most common forms of precipitation are light rain, moderate rain, and heavy rain.
Light rain is the most severe precipitation observed during 39% of those days with precipitation. It is most likely around February 26, when it is observed during 9% of all days.
Moderate rain is the most severe precipitation observed during 35% of those days with precipitation. It is most likely around February 1, when it is observed during 8% of all days.
Heavy rain is the most severe precipitation observed during 23% of those days with precipitation. It is most likely around February 16, when it is observed during 5% of all days.
Either snow is exceptionally unlikely to fall at this location in February or this station does not reliably report precipitation types.
The relative humidity typically ranges from 39% (comfortable) to 88% (very humid) over the course of a typical February, rarely dropping below 13% (very dry) and reaching as high as 100% (very humid).
The air is driest around February 1, at which time the relative humidity drops below 56% (mildly humid) three days out of four; it is most humid around February 23, rising above 84% (humid) three days out of four.
Dew point is often a better measure of how comfortable a person will find the weather than relative humidity because it more directly relates to whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid.
Over the course of a typical February, the dew point typically varies from 26°F (dry) to 47°F (dry) and is rarely below 9°F (dry) or above 52°F (very comfortable).
Over the course of February typical wind speeds vary from 1 mph to 14 mph (light air to moderate breeze), rarely exceeding 24 mph (fresh breeze).
The highest average wind speed of 9 mph (gentle breeze) occurs around February 29, at which time the average daily maximum wind speed is 14 mph (moderate breeze).
The lowest average wind speed of 8 mph (gentle breeze) occurs around February 7, at which time the average daily maximum wind speed is 13 mph (moderate breeze).