Daytona Beach Weather in September
Daytona Beach, Florida has its rainiest weather during September. The tropical storm season also peaks this month.
This page gives detailed information on the typical September temperature, precipitation, sun, humidity, wind and storms for Daytona Beach. The numbers here are historical averages based on climate data gathered at the Daytona Beach International Airport, located just a few miles from the city center and Atlantic Ocean.
Temperature
87 °F | September average high | 31 °C |
73 °F | September average low | 23 °C |
30 days | 80 °F max. or more (27 °C) |
5 days | 70 °F min. or less (21 °C) |
Daytona Beach averages 7 days this month when the thermometer reaches into the 90s degrees Fahrenheit (over 32 degrees Celsius). Temperatures above 100 °F (38 °C) are not expected here during September.
Daytona Beach does not normally cool down to 60 °F (16 °C) in September.
Rain
7.2 in | total precipitation | 182 mm |
15 days | of rain |
September is one of the wettest months for Daytona Beach. Half the time, the city receives 4.0 to 8.2 inches (101 to 209 mm) of rainfall in September. One in four years has drier weather, while another one in four is wetter.
Sun
58 % | sunshine |
5 days | clear skies |
The sun's rays reach the ground in Daytona Beach during 58 percent of daylight hours on average in September, for a total of 214 hours in the month. Typically on 5 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in September at Daytona Beach lasts for 12 hours and 18 minutes a day on average. The longest day of the month is the 1st with 12 hours and 44 minutes of daylight. By the end of the month, the days have shortened to 11:54 from sunrise to sunset. These durations can vary by a minute or two from year to year.
Humidity
79 % | September average humidity |
The relative humidity in Daytona Beach during September usually peaks at 89 percent in the morning then drops to 66 percent by early afternoon.
Local Time | 1 am | 4 am | 7 am | 10 am | 1 pm | 4 pm | 7 pm | 10 pm |
Humidity % | 87 | 89 | 89 | 70 | 66 | 69 | 78 | 83 |
Wind
8.0 mph | September wind speed average | 12.9 kph |
September is a little windier than most other months in Daytona Beach.
Storms
4 days | rainfall of 0.5 inches (13 mm) or more |
8 days | with thunderstorms in September |
14 % | chance a named storm approaches |
There's a six percent probability that a hurricane will approach within 100 miles (165 km) of Daytona Beach during September. The chance of a major category 3 to 5 hurricane reaching the area is two percent.
Reference
The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.