This report describes the typical weather at the Cozumel International Airport (Cozumel, Mexico) weather station over the course of an average November 24. It is based on the historical records from 1991 to 2012. Earlier records are either unavailable or unreliable.
Cozumel has a tropical monsoon climate with short dry season. The area within 25 mi of this station is covered by oceans and seas (69%) and forests (30%).
The temperature typically varies from 74°F to 82°F and is rarely below 69°F or above 86°F.
The coolest hours of the day are from 8pm to 8am with the coldest at 6am, at which time the temperature is below 76°F three days out of four.
The warmest hours of the day are from 10am to 4pm with the hottest at 1pm, at which time the temperature is above 80°F three days out of four.
The day has gained half its heat by 9am and lost it again by 6pm.
On November 24 the Sun rises at 6:03am and sets at 5:05pm.
Solar noon is at 11:34am.
For reference, on the longest day of the year the Sun rises at 6:07am and sets at 7:31pm, while on the shortest day of the year it rises at 6:19am and sets at 5:12pm.
Astronomical twilight begins and ends 78 minutes before sunrise and after sunset at 4:45am and 6:23pm, respectively.
Nautical twilight begins and ends 50 minutes before sunrise and after sunset at 5:12am and 5:56pm, respectively.
Civil twilight begins and ends 23 minutes before sunrise and after sunset at 5:39am and 5:29pm, respectively.
Solar twilight begins and ends 31 minutes after sunrise and before sunset at 6:34am and 4:34pm, respectively.
The median cloud cover ranges from 40% (mostly clear) to 71% (partly cloudy).
At 2am, the clearest time of the day, the sky is clear, mostly clear, or partly cloudy 19% of the time, and overcast or mostly cloudy 5% of the time.
At 1pm, the cloudiest time of the day, the sky is overcast, mostly cloudy, or partly cloudy 61% of the time, and clear or mostly clear 5% of the time.
The sky is typically clearing in earnest by 7pm.
The clouds have typically started forming in earnest by 8am.
There is a 25% chance that precipitation will be observed at some point during the day.
The average measured liquid-equivalent quantity of precipitation is 0.005". Among only those days for which there is at least some measured precipitation, the average is 0.293" and the total rarely exceeds 0.293".
When precipitation does occur it is most often in the form of slight rain (46% of days with precipitation have at worst slight rain), moderate rain (37%), thunderstorms (7%), and drizzle (6%).
Precipitation is most likely around 1pm and least likely around 2am.
Either snow is exceptionally unlikely to fall at this location on November 24 or this station does not reliably report precipitation types.
The relative humidity typically ranges from 70% (humid) to 88% (very humid), rarely dropping below 60% (mildly humid), or exceeding 97% (very humid).
The air is driest at 1pm, at which time the relative humidity is less than 76% (humid) three days out of four; it is most humid at 5am, exceeding 84% (humid) three days out of four.
The dew point ranges from 70°F to 71°F with an average of 70°F, which feels muggy no matter what the relative humidity is.
For reference, comfortable indoor conditions should have a relative humidity between 30% and 50% with a dew point of less than 65°F.
Sustained wind speeds typically vary from 5 mph to 12 mph (light breeze to moderate breeze) over the course of the day.
The peak sustained wind speed typically occurs around 2pm and is rarely outside the range 7 mph to 18 mph (light breeze to moderate breeze).
The wind is most calm around 1am, rarely exceeding 13 mph (moderate breeze).
The wind is most often out of the east (16% of the time), north east (15% of the time), and north (13% of the time). The wind is least often out of the south west (0% of the time), west (1% of the time), south (1% of the time), north west (3% of the time), and south east (4% of the time).