This report describes the typical weather at the Pensacola Naval Air Station (Pensacola, Florida, United States) weather station over the course of an average January. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.
Pensacola, Florida has a warm humid temperate climate with hot summers and no dry season. The area within 25 mi of this station is covered by oceans and seas (55%), forests (20%), croplands (16%), grasslands (7%), and built-up areas (3%).
The month of January is characterized by essentially constant daily high temperatures, with daily highs around 61°F throughout the month, exceeding 71°F or dropping below 47°F only one day in ten.
Over the course of January, the length of the day is gradually increasing. The shortest day of the month is January 1 with 10:13 hours of daylight; the longest day is January 31 with 10:44 hours of daylight.
The earliest sunrise is at 6:41am on January 31; the latest sunset is at 5:25pm on January 31; the latest sunrise is at 6:47am on January 7; the earliest sunset is at 4:59pm on January 1.
Daylight saving time is observed in 2012 but it neither starts nor ends in January, so the entire month is in standard time.
The median cloud cover is 71% (partly cloudy) and does not vary substantially over the course of the month.
On January 16, a representative day, the sky is clear or mostly clear 36% of the time, partly cloudy 13% of the time, and mostly cloudy or overcast 46% of the time.
The average probability that some form of precipitation will be observed in a given day is 41%, with little variation over the course of the month.
Throughout January, the most common forms of precipitation are light rain, moderate rain, and thunderstorms.
Light rain is the most severe precipitation observed during 44% of those days with precipitation. It is most likely around January 8, when it is observed during 19% of all days.
Moderate rain is the most severe precipitation observed during 23% of those days with precipitation. It is most likely around January 11, when it is observed during 10% of all days.
Thunderstorms are the most severe precipitation observed during 16% of those days with precipitation. They are most likely around January 27, when it is observed during 8% of all days.
Either snow is exceptionally unlikely to fall at this location in January or this station does not reliably report precipitation types.
The relative humidity typically ranges from 52% (mildly humid) to 88% (very humid) over the course of a typical January, rarely dropping below 28% (dry) and reaching as high as 100% (very humid).
The air is driest around January 18, at which time the relative humidity drops below 69% (mildly humid) three days out of four; it is most humid around January 5, rising above 83% (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 January, the dew point typically varies from 34°F (dry) to 50°F (very comfortable) and is rarely below 15°F (dry) or above 66°F (muggy).
Over the course of January typical wind speeds vary from 2 mph to 15 mph (light air to moderate breeze), rarely exceeding 23 mph (fresh breeze).
The highest average wind speed of 9 mph (gentle breeze) occurs around January 28, at which time the average daily maximum wind speed is 15 mph (moderate breeze).
The lowest average wind speed of 9 mph (gentle breeze) occurs around January 5, at which time the average daily maximum wind speed is 15 mph (moderate breeze).