This report describes the typical weather at the Philip S. W. Goldson International Airport (Belize City) weather station over the course of an average March. It is based on the historical records from 1996 to 2012. Earlier records are either unavailable or unreliable.
Belize City has a tropical monsoon climate with short dry season. The area within 25 mi of this station is covered by oceans and seas (42%), croplands (27%), forests (26%), and lakes and rivers (3%).
The month of March is characterized by gradually rising daily high temperatures, with daily highs around 85°F throughout the month, exceeding 89°F or dropping below 80°F only one day in ten.
Over the course of March, the length of the day is essentially constant. The shortest day of the month is March 1 with 11:49 hours of daylight; the longest day is March 31 with 12:18 hours of daylight.
The earliest sunrise is at 5:48am on March 31; the latest sunset is at 6:07pm on March 30; the latest sunrise is at 6:11am on March 1; the earliest sunset is at 6:00pm on March 1.
Daylight savings time (DST) is not observed in 2012.
The median cloud cover is 60% (partly cloudy) and does not vary substantially over the course of the month.
On March 16, a representative day, the sky is clear or mostly clear 27% of the time, partly cloudy 26% of the time, and mostly cloudy or overcast 33% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around March 1, occurring in 29% of days. Precipitation is least likely around March 31, occurring in 24% of days.
Throughout March, the most common forms of precipitation are moderate rain, light rain, and thunderstorms.
Moderate rain is the most severe precipitation observed during 47% of those days with precipitation. It is most likely around March 1, when it is observed during 15% of all days.
Light rain is the most severe precipitation observed during 39% of those days with precipitation. It is most likely around March 4, when it is observed during 11% of all days.
Thunderstorms are the most severe precipitation observed during 11% of those days with precipitation. They are most likely around March 31, when it is observed during 4% of all days.
Either snow is exceptionally unlikely to fall at this location in March or this station does not reliably report precipitation types.
The relative humidity typically ranges from 62% (mildly humid) to 93% (very humid) over the course of a typical March, rarely dropping below 53% (mildly humid) and reaching as high as 100% (very humid).
The air is driest around March 17, at which time the relative humidity drops below 67% (mildly humid) three days out of four; it is most humid around March 1, rising above 90% (very 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 March, the dew point typically varies from 68°F (muggy) to 75°F (very muggy) and is rarely below 62°F (mildy humid) or above 78°F (oppressive).
Over the course of March typical wind speeds vary from 0 mph to 14 mph (calm to moderate breeze), rarely exceeding 19 mph (fresh breeze).
The highest average wind speed of 7 mph (light breeze) occurs around March 8, at which time the average daily maximum wind speed is 14 mph (moderate breeze).
The lowest average wind speed of 7 mph (light breeze) occurs around March 17, at which time the average daily maximum wind speed is 13 mph (moderate breeze).