This report describes the typical weather at the Daytona Beach International Airport (Daytona Beach, Florida, United States) weather station over the course of an average November 21. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.
Daytona Beach, 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 (39%), forests (32%), croplands (24%), built-up areas (3%), and lakes and rivers (2%).
The temperature typically varies from 59°F to 73°F and is rarely below 46°F or above 81°F.
The coolest hours of the day are from midnight to 9am with the coldest at 7am, at which time the temperature is below 67°F three days out of four.
The warmest hours of the day are from 10am to 5pm with the hottest at 1pm, at which time the temperature is above 69°F three days out of four.
The day has gained half its heat by 10am and lost it again by 7pm.
On November 21 the Sun rises at 6:53am and sets at 5:27pm.
Solar noon is at 12:10pm.
For reference, on the longest day of the year the Sun rises at 6:25am and sets at 8:26pm, while on the shortest day of the year it rises at 7:14am and sets at 5:30pm.
Astronomical twilight begins and ends 82 minutes before sunrise and after sunset at 5:30am and 6:49pm, respectively.
Nautical twilight begins and ends 54 minutes before sunrise and after sunset at 5:58am and 6:21pm, respectively.
Civil twilight begins and ends 25 minutes before sunrise and after sunset at 6:27am and 5:52pm, respectively.
Solar twilight begins and ends 34 minutes after sunrise and before sunset at 7:27am and 4:52pm, respectively.
The median cloud cover ranges from 40% (partly cloudy) to 57% (partly cloudy).
At midnight, the clearest time of the day, the sky is clear, mostly clear, or partly cloudy 66% of the time, and overcast or mostly cloudy 33% of the time.
At 1pm, the cloudiest time of the day, the sky is overcast, mostly cloudy, or partly cloudy 63% of the time, and clear or mostly clear 35% of the time.
The sky is typically clearing in earnest by 8pm.
The clouds have typically started forming in earnest by 7am.
There is a 33% chance that precipitation will be observed at some point during the day.
The average measured liquid-equivalent quantity of precipitation is 0.080". Among only those days for which there is at least some measured precipitation, the average is 0.337" and the total rarely exceeds 0.702".
When precipitation does occur it is most often in the form of slight rain (52% of days with precipitation have at worst slight rain), moderate rain (24%), heavy rain (11%), and thunderstorms (9%).
Precipitation is most likely around 4pm and least likely around 2am.
Either snow is exceptionally unlikely to fall at this location on November 21 or this station does not reliably report precipitation types.
The relative humidity typically ranges from 61% (mildly humid) to 87% (very humid), rarely dropping below 44% (comfortable), or exceeding 98% (very humid).
The air is driest at 2pm, at which time the relative humidity is less than 70% (mildly humid) three days out of four; it is most humid at 5am, exceeding 82% (humid) three days out of four.
The dew point ranges from 55°F to 58°F with an average of 57°F.
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 11 mph (light breeze to gentle 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 16 mph (light breeze to moderate breeze).
The wind is most calm around 2am, rarely exceeding 11 mph (gentle breeze).
The wind is most often out of the north west (15% of the time), north (15% of the time), east (12% of the time), west (11% of the time), and north east (10% of the time).