This report describes the typical weather at the Gregorio Luperón International Airport (Puerto Plata, Dominican Republic) weather station over the course of an average October. It is based on the historical records from 1997 to 2012. Earlier records are either unavailable or unreliable.
Puerto Plata has a tropical rainforest climate with no dry season. The area within 25 mi of this station is covered by forests (48%), oceans and seas (47%), and marshes (4%).
The month of October is characterized by gradually falling daily high temperatures, with daily highs around 88°F throughout the month, exceeding 92°F or dropping below 84°F only one day in ten.
Over the course of October, the length of the day is gradually decreasing. The shortest day of the month is October 31 with 11:25 hours of daylight; the longest day is October 1 with 11:57 hours of daylight.
The earliest sunrise is at 6:33am on October 1; the latest sunset is at 6:30pm on October 1; the latest sunrise is at 6:43am on October 31; the earliest sunset is at 6:08pm on October 31.
Daylight saving time (DST) is not observed in 2012.
The median cloud cover is 51% (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 28% of the time, partly cloudy 28% of the time, and mostly cloudy or overcast 22% of the time.
The average probability that some form of precipitation will be observed in a given day is 42%, with little variation over the course of the month.
Throughout October, the most common forms of precipitation are thunderstorms, light rain, and moderate rain.
Thunderstorms are the most severe precipitation observed during 59% of those days with precipitation. They are most likely around October 1, when it is observed during 30% of all days.
Light rain is the most severe precipitation observed during 23% of those days with precipitation. It is most likely around October 31, when it is observed during 13% of all days.
Moderate rain is the most severe precipitation observed during 15% of those days with precipitation. It is most likely around October 31, when it is observed during 9% 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 65% (mildly humid) to 95% (very humid) over the course of a typical October, rarely dropping below 58% (mildly humid) and reaching as high as 100% (very humid).
The air is driest around October 6, at which time the relative humidity drops below 69% (mildly humid) three days out of four; it is most humid around October 18, rising above 93% (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 71°F (very muggy) to 78°F (oppressive) and is rarely below 70°F (muggy) or above 80°F (very oppressive).
Over the course of October typical wind speeds vary from 0 mph to 13 mph (calm to moderate breeze), rarely exceeding 17 mph (moderate breeze).
The highest average wind speed of 5 mph (light breeze) occurs around October 23, at which time the average daily maximum wind speed is 12 mph (moderate breeze).
The lowest average wind speed of 4 mph (light breeze) occurs around October 6, at which time the average daily maximum wind speed is 13 mph (moderate breeze).