This report describes the typical weather at the Tocumen International Airport (Panama City) weather station over the course of an average October. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.
Panama City has a tropical monsoon climate with short dry season. The area within 25 mi of this station is covered by oceans and seas (37%), forests (33%), and croplands (25%).
The month of October is characterized by essentially constant daily high temperatures, with daily highs around 86°F throughout the month, exceeding 90°F or dropping below 82°F only one day in ten.
Over the course of October, the length of the day is essentially constant. The shortest day of the month is October 28 with 11:49 hours of daylight; the longest day is October 1 with 12:03 hours of daylight.
The earliest sunrise is at 6:05am on October 13; the latest sunset is at 6:08pm on October 1; the latest sunrise is at 6:07am on October 28; the earliest sunset is at 5:55pm on October 31.
Daylight saving time (DST) is not observed in 2012.
The median cloud cover is 64% (partly cloudy) and does not vary substantially over the course of the month.
On October 16, a representative day, the sky is clear or mostly clear 23% of the time, partly cloudy 37% of the time, and mostly cloudy or overcast 35% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around October 8, occurring in 85% of days. Precipitation is least likely around October 31, occurring in 80% of days.
Throughout October, the most common forms of precipitation are thunderstorms and moderate rain.
Thunderstorms are the most severe precipitation observed during 71% of those days with precipitation. They are most likely around October 1, when it is observed during 64% of all days.
Moderate rain is the most severe precipitation observed during 18% of those days with precipitation. It is most likely around October 31, when it is observed during 17% of all days.
Either snow is exceptionally unlikely to fall at this location in October or this station does not reliably report precipitation types.
The relative humidity typically ranges from 70% (humid) to 98% (very humid) over the course of a typical October, rarely dropping below 61% (mildly humid) and reaching as high as 100% (very humid).
The air is driest around October 31, at which time the relative humidity drops below 75% (humid) three days out of four; it is most humid around October 28, rising above 99% (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 October, the dew point typically varies from 72°F (very muggy) to 77°F (oppressive) and is rarely below 70°F (muggy) or above 79°F (oppressive).
Over the course of October typical wind speeds vary from 0 mph to 11 mph (calm to gentle breeze), rarely exceeding 16 mph (moderate breeze).
The highest average wind speed of 3 mph (light breeze) occurs around October 16, at which time the average daily maximum wind speed is 11 mph (gentle breeze).
The lowest average wind speed of 3 mph (light air) occurs around October 1, at which time the average daily maximum wind speed is 11 mph (gentle breeze).