This report describes the typical weather at the Naples Municipal Airport (Naples, Florida, United States) weather station over the course of an average year. It is based on the historical records from 1999 to 2012. Earlier records are either unavailable or unreliable.
Naples, Florida has a tropical savanna climate with dry winters. The area within 25 mi of this station is covered by oceans and seas (49%), croplands (28%), forests (12%), and grasslands (8%).
Over the course of a year, the temperature typically varies from 54°F to 90°F and is rarely below 44°F or above 92°F.
The warm season lasts from May 18 to October 10 with an average daily high temperature above 86°F. The hottest day of the year is August 6, with an average high of 90°F and low of 76°F.
The cold season lasts from December 9 to February 23 with an average daily high temperature below 76°F. The coldest day of the year is January 6, with an average low of 54°F and high of 73°F.
The length of the day varies significantly over the course of the year. The shortest day is December 21 with 10:30 hours of daylight; the longest day is June 20 with 13:47 hours of daylight.
The earliest sunrise is at 6:34am on June 7 and the latest sunset is at 8:24pm on July 4. The latest sunrise is at 7:40am on March 11 and the earliest sunset is at 5:35pm on November 28.
Daylight savings time (DST) is observed in this location during 2012, starting in the spring on March 11 and ending in the fall on November 4.
The median cloud cover ranges from 16% (mostly clear) to 26% (mostly clear). The sky is cloudiest on July 1 and clearest on January 25. The clearer part of the year begins around October 13. The cloudier part of the year begins around May 17.
On January 25, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 72% of the time, and overcast or mostly cloudy 26% of the time.
On July 1, the cloudiest day of the year, the sky is overcast, mostly cloudy, or partly cloudy 40% of the time, and clear or mostly clear 54% of the time.
The probability that precipitation will be observed at this location varies throughout the year. Precipitation is most likely around July 26, occurring in 76% of days. Precipitation is least likely around December 14, occurring in 16% of days.
Over the entire year, the most common forms of precipitation are thunderstorms, light rain, and moderate rain.
Thunderstorms are the most severe precipitation observed during 64% of those days with precipitation. They are most likely around July 26, when it is observed during 67% of all days.
Light rain is the most severe precipitation observed during 18% of those days with precipitation. It is most likely around February 2, when it is observed during 10% of all days.
Moderate rain is the most severe precipitation observed during 11% of those days with precipitation. It is most likely around July 16, when it is observed during 6% of all days.
During the warm season, which lasts from May 18 to October 10, there is a 63% average chance that precipitation will be observed at some point during a given day. When precipitation does occur it is most often in the form of thunderstorms (80% of days with precipitation have at worst thunderstorms), light rain (8%), and moderate rain (8%).
During the cold season, which lasts from December 9 to February 23, there is a 17% average chance that precipitation will be observed at some point during a given day. When precipitation does occur it is most often in the form of light rain (52% of days with precipitation have at worst light rain), moderate rain (20%), heavy rain (14%), and thunderstorms (14%).
Either snow is exceptionally unlikely to fall at any time during the year at this location or this station does not reliably report precipitation types.
The relative humidity typically ranges from 48% (comfortable) to 94% (very humid) over the course of the year, rarely dropping below 33% (comfortable) and reaching as high as 100% (very humid).
The air is driest around March 28, at which time the relative humidity drops below 56% (mildly humid) three days out of four; it is most humid around September 18, exceeding 92% (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 year, the dew point typically varies from 47°F (dry) to 77°F (oppressive) and is rarely below 32°F (dry) or above 79°F (oppressive).
There are two periods in the year that are most comfortable: The first is between January 1 and March 25 and the second is between November 12 and December 31. The air feels neither too dry nor too muggy during these periods.
Over the course of the year typical wind speeds vary from 0 mph to 15 mph (calm to moderate breeze), rarely exceeding 20 mph (fresh breeze).
The highest average wind speed of 8 mph (gentle breeze) occurs around April 6, at which time the average daily maximum wind speed is 15 mph (moderate breeze).
The lowest average wind speed of 6 mph (light breeze) occurs around August 3, at which time the average daily maximum wind speed is 12 mph (moderate breeze).